Running gear Manual Pages - Full Index

Running gear

• Brake system
  • Technical data
    • Technical data
      • Technical data|Brakes
      • Ceramic front brakes (C/SiC)
    • Assessment of ceramic brake discs
      • Visual characteristics of ceramic brake discs
      • Superficial cracks in cooling channel lands
      • Cracks in area of bolt connection on ceramic brake discs
      • Edge fractures
      • Chipping on ceramic brake discs
      • Cracks leading to cooling channel
    • Assessment of wear on ceramic brake discs
      • Wear assessment by checking thickness of brake disc
      • Wear assessment by weighing brake disc
      • Wear assessment on basis of wear indicators
    • Brake test
      • General notes
      • Vehicles with front-wheel drive
      • Vehicles with four-wheel drive
    • Brake fluid
      • General notes
  • ABS, ADR, TCS, EDL, ESP
    • General information on the anti-lock brake system
      • Notes for repair work on the ABS
    • ABS/ESP components: exploded view
      • Connecting vehicle diagnostic, testing and information system VAS 5051A and selecting functions
    • Anti-lock brake system (ABS) Bosch 5.7
      • Hydraulic unit and brake lines
      • Removing and installing hydraulic control unit
      • Renewing ABS control unit J104
    • Anti-lock brake system (ABS) Bosch 8.0
      • ABS Bosch 8.0
    • Removing and installing parts of ABS system on front axle
      • Removing and installing speed sensor on front axle
    • Removing and installing parts of ABS system on rear axle (vehicles with front-wheel drive)
      • Removing and installing speed sensor on rear axle
    • Removing and installing parts of ABS system on rear axle (vehicles with four-wheel drive)
      • Removing and installing speed sensor on rear axle
    • Removing and installing parts of ABS/ESP system
      • Removing and installing brake light switch
      • Removing and installing lateral acceleration sender G200 and yaw rate sender G202
    • Removing and installing brake pressure sender 1 G201
  • Brake, brake mechanics
    • Front brakes C54
      • Servicing front brakes
      • Removing and installing brake pads
    • Front brakes FN3
      • Servicing front brakes
      • Removing and installing brake pads
    • Front brakes FNRG60
      • Servicing front brakes
      • Removing and installing brake pads
    • Front brakes Brembo 18"
      • Servicing front brakes
      • Removing and installing brake pads
    • Ceramic front brakes (C/SiC)
      • Servicing brakes (C/SiC)
      • Removing and installing brake pads (C/SiC)
      • Removing and installing brake caliper (C/SiC)
      • Removing and installing ceramic front brake disc (C/SiC)
      • Renewing ceramic front brake disc (C/SiC)
    • Rear brakes C38
      • Servicing brake calipers
      • Removing and installing brake pads
    • Rear brakes C41/ C43
      • Servicing brake calipers
      • Removing and installing brake pads
    • Rear brakes for RS 4 (type No. 8EC)/ C43
      • Servicing brake calipers
    • Removing and installing handbrake cables - front-wheel drive vehicles
    • Removing and installing handbrake cables - four-wheel drive vehicles
    • Removing and installing handbrake lever with undertray
      • Adjusting handbrake
    • Removing and installing handbrake lever
    • Brake pedal on LHD models: exploded view of components
    • Removing and installing mounting bracket for brake pedal
    • Brake pedal on RHD models: exploded view of components
  • Brakes, hydraulics, regulator, servo
    • Pressurised leak test
      • Pressurised leak test
      • High-pressure and low-pressure tests
      • Residual pressure test
    • Brake caliper C54
      • Servicing brake calipers
      • Removing and installing piston for front brake caliper
    • Brake caliper FN3
      • Servicing brake calipers
      • Removing and installing piston for front brake caliper
    • Brake caliper FNRG60
      • Servicing brake calipers
      • Removing and installing piston for front brake caliper
    • Brake caliper Brembo 18”
      • Servicing brake calipers
      • Removing and installing pistons for front brake caliper
    • Brake caliper (ceramic brakes)
      • Servicing brake caliper (ceramic brakes)
      • Removing and installing pistons for front brake caliper
    • Rear brake caliper
      • Servicing brake calipers
      • Removing and installing piston for rear brake caliper
    • Bleeding brake system
      • Bleeding sequence for vehicles with Electronic Stabilisation Program (ESP)
      • Changing brake fluid
    • Tandem brake servo / brake master cylinder for LHD vehicles: exploded view of components
      • Adjusting ball head on LHD vehicles
    • Removing and installing brake master cylinder with brake servo
    • Tandem brake servo / brake master cylinder for RHD vehicles: exploded view of components
      • Adjusting ball head on RHD vehicles
    • Exhauster pump for brake servo - exploded view
      • Removing and installing exhauster pump
    • Vacuum pump for brakes V192
      • Exploded view
      • Removing and installing vacuum pump for brakes V192
      • Checking vacuum pump for brakes V192
      • Removing and installing brake servo pressure sensor G294
      • Checking non-return valve
    • Electric vacuum pump
      • Description and function
      • Connecting vehicle diagnostic, testing and information system V.A.S 5051 or fault reader V.A.G 1551
      • Selecting functions
      • Basic setting (performing short test)
      • Performing final control diagnosis
      • Reading measured value block
      • Fault table
    • Brake hoses and brake lines
      • Routing of brake hoses/lines
      • Tightening torques
• Running gear, front-wheel drive and four-wheel drive
  • Technical data
    • Technical data
      • Running gear
      • Steering
    • Proper disposal of fluid-filled components
      • Releasing gas and draining gas-filled shock absorbers (front)
      • Releasing gas in gas-filled shock absorbers (rear)
      • Draining power steering box
    • Checking shock absorbers
      • Leaks at shock absorbers
      • Noises from shock absorbers
      • Checking shock absorbers when removed
      • Checking shock absorbers on shock tester
    • Subframe/body mountings
      • Repairing damaged threads
      • Servicing threads in longitudinal member
  • Front suspension, drive shafts
    • Servicing front suspension
      • General notes:
      • Lifting suspension to unladen position
      • Exploded view
    • Suspension strut
      • Removing and installing suspension strut
      • Servicing suspension strut
    • Wheel bearing housing
      • Removing and installing wheel bearing housing
      • Servicing wheel bearing housing with bolted wheel bearing
    • Lightweight wheel hub
      • Distinguishing features
      • Removing and installing deflector ring
    • Mounting bracket and upper links
      • Removing and installing mounting bracket
      • Removing and installing upper links
      • Renewing bushes for front and rear upper links
    • Subframe
      • Removing and installing subframe
      • Renewing subframe bushes
      • Removing and installing stop wedges in bonded rubber bushes
    • Tunnel cross member
      • Removing and installing tunnel cross member
    • Vehicle level sender for vehicles with automatic headlight range control
      • General notes
      • Exploded view of components
    • Track control link
      • Removing and installing track control link (all engine versions except 3.0 ltr. TDI and 3.2 ltr. FSI)
      • Removing and installing track control link (vehicles with 3.0 ltr. TDI and 3.2 ltr. FSI engines)
      • Renewing bush for track control link
    • Guide link
      • Removing and installing guide link
      • Renewing guide link bush
    • Anti-roll bar
      • Removing and installing anti-roll bar
    • Cross piece
      • Removing and installing cross piece
    • Removing and installing diagonal struts (front)
    • Servicing front drive shafts
      • Removing and installing drive shaft
    • Servicing drive shaft with triple roller joint AAR 2000
      • Servicing drive shaft with triple roller joint AAR 2000|Tools
      • Exploded view of components
      • Dismantling triple roller joint
      • Assembling triple roller joint
      • Servicing outer constant velocity joint
      • Checking outer constant velocity joint
    • Dismantling and assembling peened triple roller joint AAR 2600 i or 3300 i
      • Dismantling and assembling peened triple roller joint AAR 2600 i or 3300 i|Tools
      • Exploded view of components
      • Dismantling triple roller joint AAR 2600 i or 3300 i
      • Assembling triple roller joint AAR 2600 i or 3300 i
    • Servicing drive shafts with triple roller joint AAR 2900
      • Exploded view
      • Servicing outer constant velocity joint
      • Dismantling and assembling triple roller joint AAR 2900
    • Servicing drive shaft (with 100 mm dia. inner constant velocity joint)
      • Servicing drive shaft (with 100 mm dia. inner constant velocity joint)|Tools
      • Exploded view of components
      • Servicing inner constant velocity joint
      • Servicing outer constant velocity joint
      • Checking outer constant velocity joint
      • Checking inner constant velocity joint
    • Servicing drive shaft (with 108 mm dia. inner constant velocity joint)
      • Servicing drive shaft (with 108 mm dia. inner constant velocity joint)|Tools
      • Exploded view of components
      • Servicing inner constant velocity joint
      • Servicing outer constant velocity joint
      • Checking outer constant velocity joint
      • Checking inner constant velocity joint
  • Rear suspension, drive shaft
    • Layout of rear suspension components
      • General notes
      • Lifting suspension to unladen position
      • Component groups
      • Part I: Subframe - front-wheel drive
      • Part II: Subframe - four-wheel drive
      • Part III: Trapezium link, transverse link, track rod
      • Part IV: Hub carrier - front-wheel drive
      • Part V: Wheel bearing housing (steel) - four-wheel drive
      • Part VI: Anti-roll bar
      • Part VII: Wheel bearing housing (aluminium) - four-wheel drive
    • Vehicle level sender for vehicles with automatic headlight range control
      • Vehicle level sender - exploded view
      • Renewing vehicle level sender in vehicle
    • Coil spring (rear)
      • Removing and installing coil spring
    • Shock absorber
      • Removing and installing shock absorber
      • Servicing shock absorber
    • Hub carrier/wheel bearing housing and wheel bearing unit
      • Removing and installing hub carrier/wheel bearing housing (steel)
      • Servicing hub carrier (front-wheel drive)
      • Servicing wheel bearing housing (steel) - four-wheel drive
      • Removing and installing wheel bearing with wheel bearing housing (steel) installed - four-wheel drive
      • Removing and installing wheel bearing unit (bolted version)
      • Removing and installing wheel bearing housing (aluminium) - four-wheel drive
    • Lightweight wheel hub
      • Distinguishing features
      • Removing and installing deflector ring
    • Transverse link
      • Removing and installing transverse link
      • Renewing bush for transverse link
      • Renewing nut securing transverse link to subframe
    • Trapezium link
      • General information
      • Removing and installing trapezium link
    • Rear subframe
      • Removing and installing subframe
      • Renewing subframe bushes
      • Assembly mountings - exploded view
      • Renewing rear differential bushes
    • Track rod
      • General information
      • Removing and installing track rod
      • Removing and installing stone deflector 8E0 501 561 (old version) for track rod (three-piece version)
      • Removing and installing stone deflector (new version) for track rod (one-piece version)
    • Anti-roll bar
      • Removing and installing anti-roll bar
      • Renewing anti-roll bar bushes
      • Removing and installing coupling rod for anti-roll bar
    • Diagonal struts
      • Removing and installing diagonal struts (front/rear)
    • Servicing rear drive shaft
      • Removing and installing drive shafts
      • Servicing drive shaft (with 100 mm dia. inner constant velocity joint)
      • Servicing drive shaft (with 108 mm dia. inner constant velocity joint)
      • Checking outer constant velocity joint
      • Checking inner constant velocity joint
  • Self-levelling air spring system
    • Dynamic Ride Control (DRC II)
      • General notes
      • Fitting locations
      • Central valve and pipe connections for suspension struts
      • Fault-finding for DRC II
      • System pressure test for DRC II
      • Dynamic Ride Control (DRC II) - discharging and charging
      • Removing and installing central valve
  • Wheels, tyres. axle align
    • Wheels, tyres
    • Tyre pressure monitoring system
      • General notes
      • Tyre pressure monitoring system - overview of components
      • Wheel electronics - exploded view
      • Changing a tyre
      • Removing and installing metal valve body
      • Removing and installing tyre pressure monitor control unit J502
      • Removing and installing rear tyre pressure monitor aerial
      • Operation of Tyre Pressure Monitoring System
    • Wheel alignment
      • General notes
      • Test requirements:
      • Wheel alignment specifications
      • Preparations for measurement
      • Assignment of adapters to running gear versions (for wheel alignment)
      • Checking centre position of steering rack (mechanical method)
      • Checking camber at front wheels and centralising if necessary
      • Adjusting camber at rear wheels
      • Adjusting toe setting at rear wheels
      • Adjusting toe-in curve at front wheels
      • Setting vehicle to initial position for wheel alignment
      • Lifting vehicle with running gear types 1BA, 1BB, 1BR, 1BE, 1BV, 1BD, 2MC, 2ME
      • Adjusting toe-constant "S”
      • Adjusting toe setting at front wheels
  • Steering
    • Steering wheel with airbag
      • Steering wheel with airbag: exploded view
      • Removing and installing steering wheel with airbag
    • Steering column
      • Steering column: exploded view
      • Transport lock
      • Checking steering column for damage
      • Removing and installing steering column
      • Removing and installing steering lock with ignition/starter switch (without lock cylinder)
    • Power steering box
      • Power steering box: exploded view
      • Removing and installing power steering box (LHD vehicles)
      • Removing and installing power steering box (RHD vehicles)
      • Servicing power steering box
      • Removing and installing heat shields
    • Adjusting power steering box
    • Servotronic steering box
      • servotronic steering box: exploded view
      • Servicing Servotronic steering box
      • Checking voltage supply for servotronic
      • Checking speed signal
      • Checking servotronic solenoid valve
    • Track rod ball joint and track rod
      • Removing and installing track rod ball joint
      • Removing and installing track rods
    • Checking fluid level, bleeding steering system and checking for leaks
      • Checking fluid level of power steering
      • Bleeding steering system after repairs
      • Checking steering system for leaks
    • Power steering pump, reservoir and hydraulic pipes: exploded view
      • Exploded view for vehicles with 4-cyl. engine, 6-cyl. petrol engine (FSI) and 6-cyl. diesel engine
      • Exploded view for 6-cyl. petrol engine (MPI)
      • Exploded view for 8-cyl. petrol engine with timing chain
    • Checking delivery pressure of power steering pump
      • Vehicles with 4-cyl. engine, 6-cyl. petrol engine (FSI) and 6-cyl. diesel engine
      • Vehicles with 6-cyl. petrol engine (MPI)
      • Vehicles with 8-cylinder petrol engine (versions with timing chain)
    • Removing and installing power steering pump
      • General notes
      • Removing and installing power steering pump (vehicles with 4-cyl. engine)
      • Removing and installing power steering pump (vehicles with 6-cyl. petrol engine) (MPI)
      • Removing and installing power steering pump (vehicles with 6-cyl. petrol engine) (FSI)
      • Removing and installing power steering pump (vehicles with 6-cyl. 2.5 ltr. TDI engine)
      • Removing and installing power steering pump (vehicles with 6-cyl. 2.7 ltr. and 3.0 ltr. TDI common rail engine)
      • Removing and installing power steering pump (vehicles with 8-cyl. petrol engine with timing chain)
    • Installation position of suction hose
      • Installation position of suction hose on power steering pump
      • Installation position of suction hose on reservoir (all engines)
• Wheels and tyres
  • Wheels, tyres. axle align
    • General information on wheels and tyres (passenger cars)
    • Documents and codes/designations
      • New registration documents since 1 October 2005 (based on German/EU market)
      • COC paper (EEC certificate of conformity)
      • EC type approval number, sales type and sales/trade names
    • Legal and technical requirements for retrofitting different wheel/tyre combinations
      • Legal requirements for retrofitting different wheel/tyre combinations
      • Technical requirements for retrofitting different wheel/tyre combinations
    • Reduced rolling resistance tyres
    • Additional wheel housing extensions (flaps)
    • Rims with bonded wheel trim
    • Rims with exchangeable trim elements (bonded)
      • Removing trim element
      • Installing trim element
    • Rims with exchangeable trim elements (bolted)
    • Split rim composite wheels
    • Design of wheels (rims)
      • Markings on wheels (rims)
      • Rim offset
      • Centre hole, hub diameter
      • Wheels (rims) - bolt hole circle diameter
    • Wheel bolts
      • Anti-theft wheel bolts
      • Adapter sets for anti-theft wheel bolts
    • Tightening torques for wheel bolts
    • Fitting wheels / tyres / tyre pressure monitor
      • General information on wheels and tyres
      • Exploded view of components for light alloy wheels
      • Exploded view of components for PAX run-flat tyres
      • Instructions for changing/fitting wheels
      • Removing and fitting run-flat tyres
      • Safety notes for run-flat tyres
      • Conditions for fitting run-flat tyres
      • Unseating run-flat tyres
      • Removing run-flat tyres
      • Fitting run-flat tyres
      • Exploded view of tyre pressure monitor
      • Changing a tyre
      • Removing and installing metal valve body
      • Wheel electronics (TPM) - Beru system
      • Wheel electronics (TPM) - Siemens system
    • Repairing slight damage on rims
    • Tyre requirements and tyre maintenance
      • Introduction
      • Requirements to be met by tyres
      • Factors influencing the service life of a tyre
      • Tyre pressure (maintenance)
      • Driving style
      • Measuring tread depth
      • Identification markings on the tyre sidewall
      • Designations on sidewall of tyres with run-flat system (PAX)
      • "80" series tyres
      • Speed rating / maximum speed
      • Speed symbols for tyres
      • Winter tyres with speed symbol "V"
      • Load rating code/load index (LI)
      • Reinforced/Extra Load (XL) tyres
      • Extra Load (XL) V winter tyres
      • Snow chains
      • The valve
      • Tyre storage
      • Storing the tyres
      • Tyre ageing
      • Renewing tyres
      • Care and maintenance of alloy wheel rims
      • Tyres with rim protectors
    • Tyre wear/ mileage
      • General notes
      • Wear of high-speed tyres
      • Evenly worn tyres
      • One-sided wear
      • One-sided wear – adjustment error
      • Wear in middle of tyre
      • Diagonal erosion
      • SA 18 - Wear; SA 11 - Adjustment error
      • Running gear modifications
    • Tyre noise
      • General notes on tyre noise
      • Useful information regarding tyre noise
      • Saw-tooth wear
      • Flat spots (brake-flatting)
    • Rough running caused by wheels/tyres
      • Causes of rough running
      • Flat spots caused by storage or handling
    • Wheel balancing
      • General notes
      • Conducting a road test before balancing wheels
      • Balancing wheels on stationary wheel balancer
      • Wheels with sensitive surfaces and bonded wheel trims
      • Work sequence when balancing wheels and tyres
      • Finish balancer
      • Vibration control systemVAS 6230 A
      • Radial and lateral run-out on wheels and tyres
      • Checking radial and lateral run-out of wheels and tyres on V.A.G 1435
      • Checking radial and lateral run-out of wheels and tyres with wheel balancing machine centring systemVAS 5271
      • Checking radial and lateral run-out on rim
      • Match mounting
    • Vehicle pulls to one side
      • General notes
      • Remedies when vehicle pulls to one side
      • Strategic rotation of wheels for non-directional tyres
      • Strategic rotation of wheels for unidirectional tyres
    • Tyre damage
      • General notes
      • Checking tyres
      • Construction of belted radial tyres
      • Torn tread
      • Radial depressions
      • Impact damage
      • Tyre damage|Cuts
      • Damage caused by foreign bodies
      • Loss of air from tyre
      • Damage occurring when fitting tyres
      • Bead damage caused by fitting machine
      • Tyre pressure
      • Tyre damage due to insufficient inflation pressure
      • Slow loss of tyre pressure
      • Temperature increase caused by insufficient inflation pressure
      • Tears in tyre
    • Vehicles with breakdown set
      • Tyre sealant
      • Removing a tyre from the rim
      • Disposal of sealant
      • Fitting a new tyre
    • Tyre pressure monitoring systems
      • Tyre pressure monitoring system with pressure sensor
      • Tyre pressure monitoring with wheel speed sensor
    • Temporary spare wheels
      • Notes on the use of temporary spare wheels
    • Tyres with run-flat capability (PAX)
      • Construction of tyres with run-flat capability (PAX)
      • Codes and designations on tyres with run-flat capability (PAX)
      • Support ring on PAX wheels
      • Dimensions and designations for PAX rims
      • Inflating tyres on PAX wheels
      • Wheel alignment
      • Repairing tyres with run-flat capability (PAX)
      • PAX tyres - assessing condition
      • Checking support ring
    • Self supporting tyres (SST) with run-flat capability
      • Design of an SST tyre
      • Servicing tyres with run-flat capability
      • Renewing tyres/conditions for use of run-flat tyres
• Body
  • General body repairs, exterior
    • Technical data
      • Routing and attachment of pipes and wiring
      • Contact corrosion
    • Body front
      • Body - front
        • Exploded view of lock carrier with attachments
        • Removing and installing lock carrier with attachments
        • Lock carrier service position
        • Removing and installing scuttle panel trim
        • Removing and installing cross brace (dome brace)
        • Engine compartment covers
        • Exploded view of front wing
        • Exploded view of noise insulation
    • Bonnet, flaps, cab, central locking
      • Bonnet, flaps, cab, central locking|Bonnet
        • Removing, installing and adjusting bonnet
        • Removing, installing and adjusting bonnet
        • Removing and installing gas-filled strut
        • Removing radiator grille
        • Removing and installing catch
        • Removing and installing bottom part of bonnet lock
        • Exploded view of bonnet seal up to Model Year 2005
        • Exploded view of bonnet seal as of Model Year 2006
        • Removing bonnet lining
        • Removing and installing cable for bonnet
      • Convertible top compartment lid
        • Removing and installing convertible top compartment lid
        • Removing and installing cover for convertible top compartment lid
      • Rear lid
        • Removing, installing and adjusting rear lid
        • Removing and installing rear lid lock and handle mechanism
        • Removing and installing gas-filled strut
        • Removing and installing rear lid hinge
        • Installing rear lid seal
        • Adjusting buffer stops
      • Filler neck compartment lid
        • Removing and installing filler neck compartment lid
    • Front door, central locking
      • Front door
        • Removing and installing door
        • Exploded view of window lifter
        • Removing and installing window lifter
        • Removing and installing impact strip
        • Window lifter basic setting
        • Removing and installing window lifter motor
        • Exploded view of door window
        • Removing and installing door window
        • Adjusting door window
        • Exploded view of door hinge
        • Adjusting front door
        • Exploded view of door handle and door lock
        • Exploded view of lock cylinder
        • Removing and installing lock cylinder
        • Removing and installing lock cylinder cap
        • Removing and installing door handle
        • Removing and installing door handle trim
        • Exploded view of door lock up to Model Year 2005
        • Removing and installing door lock up to Model Year 2005
        • Exploded view of door lock as of Model Year 2006
        • Removing and installing door lock as of Model Year 2006
        • Adjusting door lock operating rod as of Model Year 2006
      • Rear window lifter
        • Exploded view of rear window lifter
        • Removing and installing rear window lifter
        • Exploded view of side window
        • Removing and installing side window
        • Removing and installing window lifter motor
        • Adjusting side window
      • Convenience system
        • Fitting locations
        • Removing and installing tank filler flap locking motor V155
    • Convertible top/hard top/canopy
      • Servicing convertible top
        • Safety precautions
        • Unfastening riveted joints
        • Exploded view of convertible top
        • Removing and installing convertible top
        • Removing and installing convertible top lock
        • Checking and adjusting convertible top locks
        • Adjusting side windows
        • Exploded view of seals for convertible top structure
        • Removing and installing front roof frame seal
        • Removing and installing bow / rear roof frame seal or centre roof frame seal
        • Removing and installing front bracing hoop trim
        • Convertible top component designations
        • Exploded view of convertible top headliner
        • Removing and installing convertible top headliner
        • Exploded view of convertible top cover
        • Removing and installing convertible top cover
        • Exploded view of convertible top padding
        • Removing and installing convertible top padding
        • Servicing inner headliner
        • Convertible top emergency release
      • Convertible top structure
        • Safety precautions
        • Exploded view of attachments
        • Removing and installing attachments
      • Hydraulic system for convertible top
        • General information on hydraulic system
        • Rules for cleanliness
        • Exploded view of hydraulic system
        • Block diagram of hydraulic system operation
        • Filling and bleeding hydraulic system
        • Removing and installing hydraulic unit (hydraulic pump)
        • Removing and installing hydraulic pump housing
        • Removing and installing pump impeller
        • Removing and installing solenoid valve
        • Removing and installing hydraulic pipes
        • Removing and installing hydraulic pipes at connection plate
        • Removing and installing hydraulic cylinders
      • Convertible top compartment lid locking system
        • Safety precautions
        • Exploded view of convertible top compartment lid locking system
        • Removing left and right convertible top compartment lid locks
        • Adjusting link plates of convertible top compartment lid
        • Removing and installing convertible top compartment lid lock
        • Adjusting convertible top compartment lid drive
      • Electrical components of convertible top actuator mechanism
        • Safety precautions
        • Exploded view of electrical components of convertible top actuator mechanism
        • Removing and installing convertible top lock motor V223 / convertible top lock open switch F294 / convertible top lock closed s
        • Removing convertible top position switch ( convertible top stowed switch F171 / convertible top front switch F202 )
        • Removing convertible top tensioner position sender G356
        • Removing convertible top box lid, top switch F201
        • Removing convertible top operation control unit J256
        • Removing left convertible top box lid switch F290 and right convertible top box lid latched switch 1 F200
        • Removing convertible top front latch switch F172
        • Removing convertible top operating switch E137
    • Bumper
      • Front bumper
        • Exploded view of front bumper up to Model Year 2005
        • Removing and installing front bumper up to Model Year 2005
        • Exploded view of front bumper as of Model Year 2006
        • Exploded view of front bumper, RS4
        • Removing and installing front bumper as of Model Year 2006
        • Exploded view of radiator grille as of Model Year 2006
        • Adjusting bumper cover with respect to bonnet - vehicles up to Model Year 2005
        • Removing and installing bumper cross member up to Model Year 2005
        • Removing bumper cross member from cover/installing
        • Attaching bumper cross member to impact absorber
        • Removing and installing impact absorber
      • Rear bumper
        • Removing and installing bumper cover
        • Removing and installing bumper cross member
    • Glazing/window mechanism
      • Windows bonded flush with bodywork
        • General information on removing and installing windows bonded flush with bodywork
        • Window repair using repair resin, Talon VAS 1993/2
        • Materials
        • Minimum setting times
        • Cleaning off adhesive sealing material
      • Windscreen
        • Removing trim strips
        • Exploded view of windscreen
        • Removing and installing rain sensor
        • Removing windscreen
        • Preparation for windscreen installation
        • Installing windscreen
    • Exterior equipment
      • Exterior equipment
        • Removing A-pillar and roof frame trim strip
      • Protective mouldings
        • Replacing protective side mouldings
        • Window slot trim strips
        • Removing and installing trim cover for sill panel
      • Outer sill moulding
        • Replacing outer sill moulding
      • Exploded view of sill panel trim
      • Removing and installing rear wheel spoiler
      • Rear view mirror
        • Exploded view of rear view mirror
        • Removing and installing rear view mirror
        • Installing mirror glass
        • Removing and installing mirror adjustment motor
        • Removing and installing mirror housing
      • Wheel housing liner
        • Removing and installing front wheel housing liner
        • Removing and installing rear wheel housing liner
      • Decorative fittings
        • Rear lid model emblem
        • Removing and installing window slot trim strips
  • General body repairs, interior
    • Technical data
      • Routing and attaching pipes and wiring
      • Contact corrosion
    • Interior equipment
      • Shelves / trim panels
        • Removing and installing glove box
          • Special tools and workshop equipment required
        • Removing and installing handle for glove box lock
        • Removing and installing cushioning mechanism for glove box lid
          • Special tools and workshop equipment required
        • Removing and installing glove box - vehicles with knee bolster / knee airbag (country-specific version)
        • Removing and installing handle for glove box lock - vehicles with knee bolster / knee airbag (country-specific version)
        • Removing and installing cushioning mechanism of glove box lid - vehicles with knee bolster / knee airbag (country-specific versi
        • Removing and installing insulation box
        • Removing and installing storage compartment (driver side) without knee bolster
        • Exploded view of storage compartment (driver side) with knee bolster / knee airbag
        • Removing and installing storage compartment (driver side) with knee bolster / knee airbag (country-specific version)
        • Removing dash panel end trim (left-side)
        • Removing additional loudspeaker - equipment version
        • Removing cover for instrument cluster
        • Removing and installing centre armrest and ashtray (rear)
        • Removing and installing support bracket for centre armrest
        • Removing and installing centre console
        • Insulation for centre console
        • Removing and installing cassette holder
        • Removing and installing connector mounting
        • Removing and installing gearshift cover and gear lever boot
        • Removing and installing navigation system operating unit in centre console
        • Removing and installing footwell trim
        • Removing and installing handbrake lever trim
        • Removing handbrake lever grip
        • Removing and installing mobile phone carrier in centre console
        • Making openings for mobile phone carrier in centre console
        • Removing and installing cradle for telephone handset in centre console
        • Making openings for telephone handset cradle in centre console
        • Removing and installing centre section of dash panel
          • Version for radio system "chorus" or "concert"
          • Version for "symphony" radio system / navigation display
        • Removing and installing storage compartment, cup holder and switch mounting
        • Removing and installing cover panel and trim for radio
        • Removing and installing ashtray (front)
      • Interior mirror
        • Safety regulations for interior mirror
        • General notes on interior mirror
        • Switching automatic anti-dazzle function on and off
        • Switching compass display on and off
        • Setting magnetic deflection zone
        • Calibrating digital compass
        • Adjusting automatic anti-dazzle interior mirrorY7 for right-hand drive or left-hand drive vehicles
        • Selecting the applicable deflection zone from the map
        • Checking operation of automatic anti-dazzle interior mirror
        • Removing and installing interior mirror with rigid base
        • Removing and installing automatic anti-dazzle interior mirrorY7
        • Removing and installing rain and light sensorG397
        • Bonding in retaining plate for interior mirror
          • Repair method using glass-to-metal adhesive
          • Special tools and workshop equipment required
          • Procedure
    • Passenger protection
      • Seat belts
        • Safety requirements for handling pyrotechnic belt tensioners
        • Disposal of pyrotechnic belt tensioners
        • Overview of seat belt anchorage points
        • Removing and installing three-point seat belt with belt tensioner (front)
        • Removing and installing three-point seat belt with belt tensioner (rear)
        • Anchorage points for centre floor panel
        • Outer floor panel anchorage point (front)
        • Removing and installing belt buckle (standard seat and seat with seat memory)
        • Removing and installing belt buckle for seat-occupied sensor controlling deactivation of front passenger's airbag (country-speci
        • Removing and installing belt buckle (RS bucket seat)
      • Removing and installing ISOFIX retainer
        • Removing and installing ISOFIX retainer (front)
      • Checking seat belts
        • Seat belts
          • Checking belt webbing
          • Checking automatic belt retractor (locking action)
          • Visual inspection of belt buckle
          • Functional check of belt buckle
          • Checking guide fittings and latch plate
          • Checking securing components and anchorage points
        • Checking locking function of retractor mechanism for securing child safety seats (does not apply to driver's seat belt)
        • Checking belt-fastened sensor for three-point seat belts with belt tensioners (rear)
      • Safety requirements for airbags
        • General safety regulations for working on the airbag system
        • Additional safety regulations for side airbags
        • Additional safety precautions for roll-over protection system
        • Additional safety regulations for working on seat occupied sensor for front passenger's airbag deactivation (country-specific ve
        • Procedure for dealing with seat occupied sensor controlling deactivation of front passenger's airbag (country-specific version)
        • Renewing airbag units following an accident
        • Checking mounting components following an accident
        • Accident in which airbag was not triggered
        • Disposal of pyrotechnic airbag units
      • Servicing airbags
        • Overview of fitting locations
        • Removing and installing airbag control unit -J 234-
        • Removing and installing battery isolation igniterN253 (equipment version)
      • Servicing airbag (driver side)
        • Removing and installing airbag unit (standard steering wheel)
        • Removing and installing airbag unit (sports steering wheel)
        • Removing and installing airbag unit (multi-function steering wheel)
        • Exploded view of airbag unit on driver side (RS 4)
        • Removing and installing airbag unit (RS 4)
        • Removing and installing return ring with with slip ring (coil connector / ESP sensor)
      • Servicing airbag (front passenger side)
        • Removing and installing airbag (front passenger side)
        • Removing and installing key-operated switch to deactivate airbag on front passenger side
        • Removing warning lamp for airbag deactivated on front passenger side
      • Servicing side airbags
        • Servicing side airbags|Tools
          • Special tools, workshop equipment, testers, measuring instruments and other items required
        • Removing and installing side airbag (sports seat, standard seat)
        • Removing and installing side airbag (seat with electrical adjustment)
      • Servicing crash sensors for airbags
        • Removing and installing crash sensor for front airbags
        • Removing and installing crash sensor for side airbag (front)
      • Knee airbag - country-specific version
        • Exploded view of knee airbag (driver side)
        • Removing and installing knee airbag (driver side)
        • Exploded view of knee airbag (front passenger side)
        • Removing and installing knee airbag (front passenger side)
      • Servicing seat occupied recognition system for front passenger airbag (country-specific version)
        • Removing and installing seat occupied sensor
      • Roll-over protection system
        • Removing and installing roll-over bar
        • Removing and installing impact absorber for roll-over bar
    • Trim, noise insulation
      • Door trim (front)
        • Overview of fitting locations
        • Removing and installing door trim
        • Removing and installing trim panel
        • Removing and installing insulation
        • Removing and installing armrest
        • Removing and installing interior door handle
        • Removing and installing treble loudspeaker
        • Removing and installing trim for bass loudspeaker
        • Removing and installing slider (country-specific version)
      • Side trim (rear)
        • Removing and installing rear side trim
        • Removing and installing trim panel
        • Removing and installing insulation panels
      • Dash panel
        • Overview of fitting locations
        • Removing dash panel
          • Special tools and workshop equipment required
          • Removing dash panel end trim (left-side)
          • Removing outer dash panel fastener (left-side)
          • Unplugging connectors for vent temperature senders (left-side G150 and right-side G151)
          • Removing dash panel vent
          • Removing dash panel loudspeaker (left and right)
          • Removing and installing storage compartment, switches and cup holder
          • Removing light switch and adjuster for headlight range control
          • Removing dash panel trim (left-side)
          • Removing dash panel fastener (driver side)
          • Removing trim (top) for steering column switch
          • Removing sunlight penetration photosensor G107
          • Removing trim for defroster vent (centre)
          • Removing dash panel loudspeaker (centre)
          • Removing dash panel end trim (right-side)
          • Removing dash panel end trim (right-side)
          • Removing outer dash panel fastener (right-side)
          • Removing dash panel fastener (centre)
        • Removing dash panel air duct (left-side/right-side)
          • Special tools and workshop equipment required
      • Removing and installing central tube
        • Overview of fitting locations
        • Removing and installing central tube for dash panel
          • Special tools and workshop equipment required
      • Trim panels
        • Removing and installing A-pillar trim (top)
        • Removing and installing A-pillar trim (bottom)
        • Removing and installing floor covering
        • Removing and installing sill panel trim
        • Removing and installing foot rest
        • Removing and installing foot rest bracket
        • Removing and installing sun visor
        • Removing and installing sun visor bracket
        • Removing and installing sun visor (centre)
        • Removing and installing wind deflector trim
        • Removing and installing make-up mirror light
        • Removing and installing interior light/reading light
          • Special tools and workshop equipment required
      • Luggage compartment trim
        • Exploded view of rear lid trim
        • Removing and installing rear lid trim
        • Removing and installing manual release handle (country-specific version)
        • Installing/retrofitting bracket for warning triangle (country-specific version)
        • Removing and installing luggage compartment light
        • Removing and installing rear cross panel trim
        • Removing and installing side trim (right-side)
        • Removing and installing side trim (left-side)
        • Removing and installing back panel trim
        • Removing and installing retainer for floor covering
      • Convertible roof compartment trim panels
        • Removing and installing rear trim
        • Removing and installing side trim
      • Variable convertible roof compartment
        • Removing variable convertible roof compartment
        • Removing flap for convertible roof compartment
        • Removing trim for handle mounting
        • Removing handle for variable convertible roof compartment
        • Removing microswitch for variable convertible roof compartment
        • Removing toothed segment for variable convertible roof compartment
          • Removing
          • Installing
        • Removing rack for variable convertible roof compartment
        • Removing slider for variable convertible roof compartment
        • Removing bracket for variable convertible roof compartment
    • Seat frames
      • Front seats
        • Front seats|Tools
          • Special tools, workshop equipment, testers, measuring instruments and other items required
        • Removing and installing seat
          • Special tools and workshop equipment required
          • Removing and installing seat rail cover (front) for front seat - vehicles up to 10.02
          • Removing and installing seat rail cover (rear) for front seat - vehicles up to 10.02
          • Removing and installing seat rail covers - vehicles from 10.02 onwards
          • Removing and installing belt end fitting
          • Unplugging connectors
        • Connecting airbag adapterVAS 6036
          • Special tools and workshop equipment required
        • Exploded view of modular wire routing - vehicles from 06.06 onwards
        • Modular wire routing versions
        • Modular wire routing with corrugated tube at front seat
        • Removing and installing front seat backrest
        • Removing and installing side trim (sill side)
        • Removing and installing seat height adjuster
        • Removing and installing backrest adjuster
          • Special tools and workshop equipment required
        • Removing and installing side trim (tunnel side)
        • Removing and installing seat height adjuster unit
        • Tools
          • Special tools, workshop equipment, testers, measuring instruments and other items required
          • Torque wrenchV.A.G 1410
        • Removing and installing Bowden cable of seat height adjuster unit
        • Removing and installing manual Easy Entry facility
        • Removing and installing drawer (storage compartment)
        • Removing and installing backrest cover panel
        • Removing and installing outer frame
        • Removing and installing manual Easy Entry handle
        • Removing and installing trim for manual Easy Entry facility
        • Removing and installing Bowden cable for locking backrest
        • Removing and installing guide for side airbag
        • Removing and installing head restraint with slide-in locking mechanism
        • Removing footwell light (rear)
        • Exploded view of seat pan - vehicles up to 04.03
        • Dismantling and assembling seat pan
        • Exploded view of seat pan - vehicles from 04.03 onwards
        • Dismantling and assembling seat pan
      • Front seats (with seat memory and electric adjustment)
        • Basic setting after renewing seat control unit/motor
        • Front seats (with seat memory and electric adjustment)|Tools
          • Special tools, workshop equipment, testers, measuring instruments and other items required
        • Removing and installing seat
        • Removing seat if seat longitudinal adjustment motor / control unit is defective - vehicles up to 04.03
        • Removing front seat if seat longitudinal adjustment motor / control unit is defective - vehicles from 04.03 onwards
        • Removing and installing seat rail cover (front) - vehicles up to 10.02
        • Removing and installing seat rail cover (rear) - vehicles up to 10.02
        • Removing and installing seat rail covers - vehicles from 10.02 onwards
        • Unplugging connectors
        • Connecting airbag adapterVAS 6036
        • Connector assignment at connector point
        • Disconnecting connector for side airbag
        • Exploded view of modular wire routing - vehicles from 04.06 onwards
        • Modular wire routing versions
        • Modular wire routing with corrugated tube at front seat
        • Removing and installing front seat backrest
        • Removing and installing side trim (sill side)
        • Removing and installing side trim (tunnel side)
        • Removing and installing Easy Entry facility
        • Removing and installing Bowden cable for locking backrest
        • Removing and installing backrest release microswitch
        • Adjusting backrest release microswitch
        • Removing and installing head restraint microswitch
        • Adjusting head restraint microswitch
        • Renewing backrest (standard seat)
        • Renewing seat pan (standard seat)
        • Removing and installing guide for side airbag
        • Removing and installing seat adjustment switch
        • Removing and installing four-way lumbar support switch
        • Removing and installing control unit
        • Removing and installing seat longitudinal adjustment motor
        • Removing and installing seat height adjustment motor
        • Removing and installing seat rake adjustment motor
        • Removing and installing seat cushion extension (sports seat)
        • Removing and installing motor for backrest rake adjustment
        • Renewing electric height adjuster for seats bolted onto seat rails (old version)
        • Renewing electric height adjuster on seats with upper section laser-welded to seat rail (new version)
        • Removing and installing backrest cover panel
        • Removing and installing backrest frame
        • Removing and installing four-way lumber support - vehicles up to model year 2005
        • Removing and installing lumbar support adjustment motors - vehicles up to model year 2005
        • Removing and installing four-way lumber support - vehicles from model year 2006 onwards
        • Removing and installing control motors for lumbar support adjustment - vehicles from model year 2006 onwards
        • Removing and installing head restraint (with electrical adjustment)
        • Removing footwell light (rear)
        • Exploded view of seat pan - vehicles up to 04.03
        • Dismantling and assembling seat pan
        • Exploded view of seat pan - vehicles from 04.03 onwards
        • Dismantling and assembling seat pan
        • Removing and installing spring mat with wiring harness for seat pan
        • Wiring assignment for seat
        • Wiring assignment for backrest
        • Removing and installing wiring harness for backrest
      • RS bucket seat (front)
        • Removing and installing seat
        • Removing and installing seat rail cover
        • Unplugging electrical connectors
        • Removing and installing side trim panels
        • Removing and installing backrest adjuster knob
        • Removing and installing seat height adjuster
        • Removing and installing lumbar support adjustment switch
        • Removing and installing button for backrest bolster adjustment and button for seat bolster adjustment
        • Removing and installing control unit
        • Removing and installing backrest and seat pan (front)
        • Removing and installing operating cable for seat longitudinal adjustment
        • Removing and installing seat height adjuster unit
        • Removing and installing backrest cover panels
        • Pneumatic block - allocation of components
        • Exploded view of operating cable for locking backrest
        • Removing and installing operating cable for locking backrest
        • Adjusting operating cables for locking backrest
      • Rear seats
        • Removing and installing rear seat bench
        • Removing and installing rear seat backrest
        • Removing and installing head restraints
        • Removing and installing piping
    • Seat padding, covers
      • Seat covers and padding for front seats
        • Removing and installing seat pan cover and padding (standard seat)
          • Detaching cover and padding from seat pan
          • Detaching cover from padding
          • Cutting slots in fabric cover for ISOFIX retainer
        • Removing and installing backrest cover and padding (sports seat, standard seat)
          • Detaching cover and padding from backrest frame
          • Detaching cover from padding
        • Removing head restraint guides
        • Removing and installing seat heating element (standard seat)
        • Removing and installing backrest heating element
          • Removing and installing backrest heating element (glued in)
        • Removing and installing cover and padding for head restraint with slide-in locking mechanism
      • Covers and padding on front seats (with seat memory, with electric adjustment)
        • Removing and installing seat pan cover and padding (standard seat)
          • Detaching cover and padding from seat pan
          • Detaching cover from padding
        • Removing and installing seat pan cover and padding (sports seat)
          • Detaching cover and padding from seat pan
          • Detaching seat cushion extension from cover and padding
          • Detaching cover from padding
        • Removing and installing backrest cover and padding (sports seat, standard seat)
          • Detaching cover and padding from backrest frame
          • Detaching cover from padding
        • Removing head restraint guides
        • Removing and installing seat heating element (standard seat)
        • Removing and installing seat heating element (sports seat)
        • Removing and installing backrest heating element
          • Removing and installing backrest heating element (glued in)
        • Removing and installing cover and padding for head restraint with slide-in locking mechanism
      • Covers and padding for RS bucket seat (front)
        • Removing and installing seat pan cover and padding
        • Removing and installing backrest cover and padding
        • Removing and installing seat heating element
        • Removing and installing backrest heating element
      • Covers and padding on rear seats
        • Removing and installing cover and padding for rear seat bench
        • Removing and installing heating element for rear seat bench
        • Removing and installing cover and padding for rear seat backrest
        • Removing and installing heating element for rear seat backrest
        • Removing and installing head restraint guides
        • Removing and installing cover and padding for centre armrest
        • Removing and installing trim for load-through hatch
        • Removing and installing load-through hatch
  • Fitting instructions: retrofitting key-operated switch to deactivate airbag on front passenger side
    • Passenger protection
      • Overview of retrofitting options
      • Notes and overview of components
        • General information
        • Overview of components
          • Notes on overview of components
          • Audi A3 1997 ? from week 27/1999 onwards
          • Audi A3 2004 ? (including Audi A3 Sportback)
          • Audi A4 1995 ? from chassis no. 8DXA 200 001 onwards
          • Audi A4 2001 ? up to week 35/2004 (including Audi S4)
          • Audi A4 2001 ? from week 36/2004 onwards (including Audi S4)
          • Audi A6 1998 ? from week 36/1998 onwards (including Audi Allroad, except vehicles with V8 engine)
          • Audi A6 2005 ?
          • Audi A8 1994 ?, gradual introduction from approx. week 41/1998 onwards (with front and side or front and curtain airbag)
          • Audi A8 2003 ?
      • Deactivating/activating airbag on front passenger side (Audi A2 2001 ?)
      • Retrofitting key-operated switch (Audi A3 1997 ? from week 27/1999 onwards)
        • Removing glove box
        • Installing key-operated switch
        • Installing new glove box
        • Installing warning lamp for airbag deactivated on front passenger side
          • Removing front interior light W1 without warning lamp for airbag deactivated on front passenger side
          • Installing front interior light W1 with warning lamp for airbag deactivated on front passenger side
      • Retrofitting key-operated switch (Audi A3 2004 ? including Audi A3 Sportback and Audi A3 Cabriolet 2008 ?)
        • Removing and installing glove box
        • Converting glove box
        • Routing and securing glove box wiring harness
        • Installing key-operated switch
        • Installing warning lamp for airbag deactivated on front passenger side
          • Removing front interior light W1 without warning lamp for airbag deactivated on front passenger side
          • Installing front interior light W1 with warning lamp for airbag deactivated on front passenger side (up to approx. week 22/200
          • Installing warning lamp for airbag deactivated on front passenger side K145 (from approx. week 23/2004 onwards)
      • Retrofitting key-operated switch (Audi A4 1995 ? from chassis no. 8DXA 200 001 onwards)
        • Removing glove box
        • Converting glove box
        • Installing key-operated switch
        • Installing glove box
        • Installing warning lamp for airbag deactivated on front passenger side
          • Removing front interior light W1 without warning lamp for airbag deactivated on front passenger side
          • Installing front interior light W1 with warning lamp for airbag deactivated on front passenger side
      • Retrofitting key-operated switch (Audi A4 2001 ? up to week 35/2004 including Audi S4 and Audi S4 Cabriolet)
        • Removing glove box
        • Converting glove box
        • Installing key-operated switch
        • Retrofitting wiring harness
        • Installing glove box
        • Installing warning lamp for airbag deactivated on front passenger side
          • Removing front interior light W1 without warning lamp for airbag deactivated on front passenger side (up to approx. week 44/20
          • Installing front interior light W1 with warning lamp for airbag deactivated on front passenger side (up to approx. week 44/200
          • Installing warning lamp for airbag deactivated on front passenger side K145 (from approx. week 45/2003 onwards)
      • Retrofitting key-operated switch (Audi A4 2001 ? from week 36/2004 onwards including Audi S4 and Audi S4 Cabriolet)
        • Removing glove box
        • Converting glove box
        • Installing key-operated switch
        • Retrofitting wiring harness
        • Installing glove box
        • Installing warning lamp for airbag deactivated on front passenger side
          • Installing warning lamp for airbag deactivated on front passenger side K145
      • Retrofitting wiring harnesses 8E1 970 XXX (Audi A4 2001 ?)
        • Notes on and preparation for retrofitting wiring harnesses (8E1 970 XXX)
        • Routing wiring harnesses (8E1 970 XXX)
        • Connecting wiring harnesses 8E1 970 XXX to multi-pin connector for airbag control unit J234
        • Assembly work, coding airbag control unit J234 and interrogating fault memories of control units
      • Retrofitting key-operated switch (Audi A4 Cabriolet 2003 ?)
      • Retrofitting key-operated switch (Audi A6 1998 ? from week 36/1998 onwards including Audi Allroad, except vehicles with V8 engin
        • Removing glove box
        • Converting glove box
        • Installing key-operated switch
        • Installing glove box
        • Installing warning lamp for airbag deactivated on front passenger side
          • Removing front interior light W1 without warning lamp for airbag deactivated on front passenger side
          • Installing front interior light W1 with warning lamp for airbag deactivated on front passenger side
      • Retrofitting key-operated switch (Audi A6 2005 ?)
        • Removing glove box
        • Converting glove box
        • Installing glove box
        • Installing warning lamp for airbag deactivated on front passenger side
          • Removing centre vent trim panel without warning lamp for airbag deactivated on front passenger side
          • Installing centre vent trim panel with warning lamp for airbag deactivated on front passenger side
      • Retrofitting key-operated switch (Audi A8 1994 ?, gradual introduction from approx. week 41/1998 onwards, with front and side or
        • Removing glove box
        • Converting glove box
        • Installing key-operated switch
        • Installing glove box
        • Installing warning lamp for airbag deactivated on front passenger side
          • Removing front interior light W1 without warning lamp for airbag deactivated on front passenger side
          • Installing front interior light W1 with warning lamp for airbag deactivated on front passenger side
      • Retrofitting key-operated switch (Audi A8 2003 ?)
        • Removing glove box
        • Converting glove box
        • Installing key-operated switch
        • Installing glove box
        • Installing warning lamp for airbag deactivated on front passenger side
          • Removing trim panel with switch module (right-side) without warning lamp for airbag deactivated on front passenger side
        • Installing trim panel with switch module (right-side) with warning lamp for airbag deactivated on front passenger side
      • Retrofitting key-operated switch (Audi TT 1999 ?, Coupé/Roadster)
      • Coding airbag control unit J234
      • Adapting airbag control unit J234 (Audi A6 2005 ?)
• Power unit
  • Motronic injection and ignition system (8-cyl.)
    • Mixture preparation system, electronic inj.,Gas
      • Servicing Motronic injection system
        • Safety precautions
        • Rules for cleanliness
        • Technical data
        • Exploded view of fitting locations
        • Checking fuel pressure regulator and holding pressure
        • Checking injection quantity, freedom from leaks and spray pattern of injectors
        • Wiring and component check using test box V.A.G 1598/31
        • Replacing Motronic control unit -J220
        • Exploded view of intake manifold
        • Removing and installing intake manifold
      • Removing and installing lambda probe upstream of catalytic converter, bank 1 (right)
        • Removing and installing lambda probe upstream of catalytic converter, bank 2 (left)
        • Removing and installing lambda probe downstream of catalytic converter, bank 1 (right)
        • Removing and installing lambda probe downstream of catalytic converter, bank 2 (left)
    • Ignition system, glow plug system
      • Checking ignition system
        • General notes on ignition system
        • Safety precautions
        • Ignition system technical data
  • Motronic injection and ignition system (4-cylinder)
    • Mixture preparation system, electronic inj.,Gas
      • Servicing injection system
        • Safety precautions
        • Rules for cleanliness
        • Technical data
        • Fitting locations overview
    • Ignition system, glow plug system
      • Testing ignition system
        • General notes on ignition system
        • Safety precautions
        • Technical data for ignition system
  • Motronic injection and ignition system (4-cyl. turbo)
    • Mixture preparation system, electronic inj.,Gas
      • Servicing Motronic injection system
        • Safety precautions
        • Rules for cleanliness
        • Technical data
        • Fitting locations overview
        • Checking system pressure and holding pressure
        • Dismantling and assembling fuel rail with injectors
        • Removing and installing injectors
        • Checking injection quantity, leak-tightness and spray pattern of injectors
        • Removing and installing Lambda probe
        • Wiring and component check with test box V.A.G 1598/31
        • Renewing engine control unit
        • Procedure after voltage supply open circuit
      • Bleeding fuel system
        • Fuel system without return line
    • Ignition system, glow plug system
      • Testing ignition system
        • General notes on ignition system
        • Safety precautions
        • Technical data
  • Motronic injection and ignition system (6-cyl.)
    • Mixture preparation system, electronic inj.,Gas
      • Servicing Motronic injection system
        • Safety precautions
        • Rules for cleanliness
        • Technical data
        • Exploded view of fitting locations Engine code letters: AMM, BDV
        • Exploded view of fitting locations Engine code letters: ASN, BBJ
        • Dismantling and assembling air cleaner Engine code letters: AMM, BDV
        • Dismantling and assembling air cleaner Engine code letters: ASN, BBJ
        • Removing and installing intake-manifold changeover system components Engine code letters: AMM, BDV
        • Removing and installing intake-manifold changeover system components Engine code letters: ASN, BBJ
        • Wiring and component check using test box V.A.G 1598/31
        • Replacing engine control unit
        • Procedure following interruption of power supply
        • Checking fuel pressure regulator and holding pressure
        • Dismantling and assembling fuel rail with injectors Engine code letters: AMM, BDV
        • Dismantling and assembling fuel rail with injectors Engine code letters: ASN, BBJ
        • Removing and installing injectors Engine code letters: AMM, BDV
        • Removing and installing injectors Engine code letters: ASN, BBJ
        • Checking injection quantity, freedom from leaks and spray pattern of injectors
        • Removing and installing Lambda probe
    • Ignition system, glow plug system
      • Checking ignition system
        • General notes on ignition system
        • Safety precautions
        • Ignition system technical data: Engine code letters: AMM, BDV
        • Ignition system technical data: Engine code letters: ASN, BBJ
  • 6-cylinder engine, mechanics
    • Technical data
      • Technical data
        • Engine number
        • Engine data
      • Safety precautions
        • Working on the fuel system
        • Procedure before opening high-pressure section of injection system
        • Working on the cooling system
        • Using testers and measuring instruments during a road test
        • Working on the exhaust system
      • General repair instructions
        • Rules for cleanliness when working on fuel supply system, injection system and turbocharger
        • Checking fuel system for leaks
        • Foreign particles in engine
        • Contact corrosion!
        • Routing and attachment of pipes, hoses and wiring
        • Checking vacuum system
        • Installing radiators, condensers and charge air coolers
    • Engine assy,cylinder block,crankcase
      • Removing and installing engine
        • Removing engine
        • Securing engine to assembly stand
        • Installing engine
        • Vacuum connections
    • Enginecrankshaft group, pistons
      • Dismantling and assembling engine
        • Lock carrier - exploded view
        • Moving lock carrier into service position
        • Poly V-belt drive for power steering pump, alternator and air conditioner compressor - exploded view
        • Removing and installing poly V-belt
        • Removing and installing crankshaft pulley
        • Toothed belt drive - exploded view
        • Removing and installing toothed belt
      • Removing and installing sealing flange and flywheel/drive plate
        • Sealing flange and flywheel/drive plate - exploded view
        • Renewing crankshaft oil seal (pulley end)
        • Removing and installing sealing flange (front)
        • Removing dual-mass flywheel or flywheel for automatic gearbox 01J
        • Extracting and driving in needle bearing for dual-mass flywheel
      • Removing and installing crankshaft
        • Crankshaft - exploded view
        • Crankshaft dimensions
        • Measuring axial clearance of crankshaft
        • Measuring radial clearance of crankshaft
        • Removing and installing chain sprocket
      • Dismantling and assembling pistons and conrods
        • Pistons and conrods - exploded view
        • Piston and cylinder dimensions
        • Checking radial clearance of conrod bearings
    • Engine cylinder head, valve gear
      • Removing and installing cylinder head
        • Cylinder head - exploded view
        • Removing and installing cylinder head cover (left-side)
        • Removing and installing cylinder head cover (right-side)
        • Removing cylinder head (left-side)
        • Removing cylinder head (right-side)
        • Installing cylinder head
        • Removing and installing intake manifold
        • Checking compression
      • Servicing valve gear
        • Valve gear - exploded view
        • Checking axial clearance of camshafts
        • Renewing camshaft oil seals
        • Renewing oil seal for Hall sender and sealing cap - cylinder head (left-side)
        • Renewing oil seal for Hall sender - cylinder head (right-side)
        • Removing and installing camshafts and camshaft adjusters
        • Checking hydraulic bucket tappets
        • Renewing valve stem oil seals
        • Checking valve guides
        • Checking valves
        • Machining valve seats
      • Checking variable valve timing
        • Testing the system
        • Checking camshaft control valves (solenoid valves)
    • Engine lubrication
      • Removing and installing parts of lubrication system
        • Lubrication system - exploded view
        • Removing and installing sump (bottom section)
        • Removing and installing oil pump
        • Checking chain tensioner
        • Removing and installing drive chain and chain tensioner for oil pump
        • Removing and installing sump (top section)
        • Renewing oil retention valves
        • Checking oil pressure and oil pressure switch
        • Engine oil
        • Checking oil level
    • Engine cooling
      • Removing and installing parts of cooling system
        • Parts of cooling system
          • Diagram of coolant hose connections
        • Draining and filling cooling system
        • Coolant pump and thermostat - exploded view
        • Removing and installing coolant pump
        • Removing, installing and checking thermostat
          • Checking thermostat
        • Coolant pipes - exploded view
        • Removing and installing coolant pipe (front)
        • Removing and installing coolant pipe (small)
        • Removing and installing coolant pipe (rear)
        • Removing and installing radiator
        • Renewing radiator fan motor
        • Checking cooling system for leaks
    • Exhaust system
      • Removing and installing parts of exhaust system
        • Exhaust system - exploded view
        • Separating centre and rear silencers
        • Removing and installing front exhaust pipe (left-side) with starter catalytic converter and main catalytic converter
        • Removing and installing front exhaust pipe (right-side) with starter catalytic converter and main catalytic converter
        • Removing and installing exhaust manifold (left-side)
        • Removing and installing exhaust manifold (right-side)
        • Stress-free alignment of exhaust system
        • Checking exhaust system for leaks
      • Secondary air system
        • Principle and function
        • Checking secondary air inlet valve N112
        • Checking secondary air pump relay J299 and activation
        • Removing and installing secondary air pump motor V101
        • Checking combination valve for secondary air system for proper operation and leakage
        • Removing and installing combination valve for secondary air system (left-side)
        • Removing and installing combination valve for secondary air system (right-side)
  • Simos injection and ignition system (4-cyl.)
    • Mixture preparation system, electronic inj.,Gas
      • Servicing Simos injection system
        • Safety precautions
        • Rules for cleanliness
        • Technical data
        • Fitting locations overview
        • Dismantling and assembling air cleaner
        • Removing and installing parts of intake manifold change-over
        • Dismantling and assembling fuel rail
        • Checking system pressure, fuel pressure regulator and holding pressure
        • Checking injection quantity, leak-tightness and spray pattern of injectors
        • Removing and installing Lambda probe
        • Wiring and component check with test box V.A.G 1598/31
        • Renewing engine control unit
    • Ignition system, glow plug system
      • Testing ignition system
        • General notes on ignition system
        • Safety precautions
        • Technical data for ignition system
        • Designation of ignition coil terminals
  • Motronic Direct Injection and Ignition System (4-Cyl.)
    • Mixture preparation system, electronic inj.,Gas
      • Servicing injection system
        • Safety precautions
        • Rules for cleanliness
        • Important - Procedure to be followed prior to opening high-pressure injection system
        • Technical data
        • Exploded view of fitting locations
        • Dismantling and assembling air cleaner
        • Removing and installing intake manifold
        • Crankcase breather
        • Low-pressure/high-pressure lines at fuel rail, high-pressure pump and load motion flap for air flow control
        • Throttle valve control unit, exhaust-gas recirculation valve on intake manifold
        • Installation position of high-pressure injectors, air guides, high-pressure pump, coolant pipe
        • Removing and installing injectors, replacing combustion-chamber sealing ring (Teflon sealing ring)
        • Checking initial fuel pressure up to mechanical high-pressure pump
        • Removing and installing Lambda probe
        • Wiring and component check using test box V.A.G 1598/39
        • Replacing engine control unit
        • Procedure following interruption of power supply
    • Ignition system, glow plug system
      • Checking ignition system
        • General notes on ignition system
        • Safety precautions
        • Ignition system technical data
  • 4-cylinder engine (5-valve turbo), mechanics
    • Technical data
      • Technical data
        • Engine number
        • Engine data
    • Engine assy,cylinder block,crankcase
      • Removing and installing engine
        • Removing engine
        • Securing engine to assembly stand
        • Installing engine
    • Enginecrankshaft group, pistons
      • Dismantling and assembling engine
        • Lock carrier - exploded view
        • Moving lock carrier into service position
        • Poly V-belt for alternator, power steering pump and air conditioner compressor
        • Removing and installing poly V-belt
        • Removing and installing vibration damper
        • Removing and installing bracket for ancillaries
        • Toothed belt drive - exploded view
        • Removing, installing and tensioning toothed belt
        • Detaching toothed belt from camshaft sprocket
        • Removing and installing tensioner for toothed belt
      • Removing and installing sealing flanges and flywheel/dual-mass flywheel/drive plate
        • Renewing crankshaft oil seal (pulley end)
        • Removing and installing sealing flange (front)
        • Removing and installing dual-mass flywheel - vehicles with manual gearbox
        • Removing and installing flywheel - vehicles with multitronic gearbox
        • Removing and installing drive plate - vehicles with automatic gearbox 01V
        • Removing and installing sealing flange (rear)
      • Removing and installing crankshaft
        • Crankshaft - exploded view
        • Crankshaft dimensions
        • Extracting and driving in needle bearing for crankshaft
        • Removing and installing chain sprocket
      • Dismantling and assembling pistons and conrods
        • Pistons and conrods - exploded view
        • Piston and cylinder dimensions
    • Engine cylinder head, valve gear
      • Removing and installing cylinder head
        • Cylinder head - exploded view
        • Removing and installing cylinder head cover
        • Removing and installing cylinder head
        • Checking compression
      • Removing and installing intake manifold
        • Intake manifold - exploded view
        • Removing and installing intake manifold
      • Servicing valve gear
        • Valve gear - exploded view
        • Checking axial clearance of camshafts
        • Renewing exhaust camshaft oil seal
        • Renewing inlet camshaft oil seal
        • Removing and installing camshafts and camshaft adjuster
        • Renewing valve stem oil seals
        • Checking hydraulic bucket tappets
        • Checking valves
        • Valve dimensions
        • Machining valve seats
        • Checking valve guides
    • Engine lubrication
      • Removing and installing parts of lubrication system
        • Sump, oil pump - exploded view
        • Removing and installing sump
        • Removing and installing oil pump
        • Oil filter and oil cooler - exploded view of components
        • Removing and installing oil filter bracket
        • Checking oil pressure and oil pressure switch
        • Engine oil
        • Checking oil level
    • Engine cooling
      • Removing and installing parts of cooling system
        • Diagram of coolant hose connections
        • Draining and filling cooling system
        • Removing and installing coolant pump
        • Removing and installing coolant pipe (top)
        • Removing and installing coolant pipe (bottom)
        • Thermostat housing - exploded view of components
        • Removing and installing thermostat housing with map-controlled engine cooling thermostatF265
        • Checking map-controlled engine cooling thermostatF265
        • Removing and installing radiator
        • Removing and installing radiator cowl
        • Removing and installing radiator fan
        • Renewing radiator fan motor
        • Checking cooling system for leaks
    • Exhaust turbocharger, G-charger
      • Servicing charge air system with turbocharger
        • Rules for cleanliness
        • Connection diagram for charge pressure control and vacuum control - vehicles to 06.02
        • Connection diagram for charge pressure control and vacuum control - vehicles from 07.02 onwards
        • Checking turbocharger and charge pressure regulating valve
        • Effects of leaks
        • Checking mechanical air recirculation valve
        • Turbocharger - exploded view
        • Removing and installing turbocharger
        • Charge air cooling - exploded view
        • Removing and installing charge air cooler
        • Removing and installing charge pressure senderG31 with intake air temperature senderG42
    • Exhaust system
      • Removing and installing parts of exhaust system
        • Exhaust system on vehicles with front-wheel drive - exploded view
        • Disconnecting centre silencer and rear silencer - vehicles with front-wheel drive
        • Stress-free alignment of exhaust system - vehicles with front-wheel drive
        • Exhaust system on vehicles with four-wheel drive - exploded view
        • Disconnecting centre silencer and rear silencer - vehicles with four-wheel drive
        • Stress-free alignment of exhaust system - vehicles with four-wheel drive
        • Removing and installing front exhaust pipe
        • Removing and installing front exhaust pipe with catalytic converter
        • Removing and installing exhaust manifold
        • Checking exhaust system for leaks
      • Secondary air system
        • Secondary air system - overview
        • Checking combination valve for secondary air system for proper operation and leakage
        • Removing and installing combination valve for secondary air system
        • Removing and installing secondary air pump motorV101
  • Fuel supply system, diesel engines
    • Fuel supply, gas operation
      • Notes for working on fuel supply system
        • Safety precautions when working on the fuel supply system
        • Rules for cleanliness
        • Test conditions
      • Fuel tank - vehicles with front-wheel drive
        • Fuel tank with components - exploded view
        • Draining fuel tank
        • Removing and installing fuel tank with attached components
      • Fuel delivery unit, fuel gauge sender - vehicles with front-wheel drive and 4-cylinder engine
        • Fuel delivery unit and fuel gauge sender - exploded view of components
        • Suction-jet pump: operation
        • Checking fuel pump (electrical test)
        • Removing and installing fuel delivery unit
        • Checking fuel gauge sender G
        • Removing and installing fuel gauge sender G
      • Fuel delivery unit, fuel gauge sender - vehicles with front-wheel drive and 2.5 ltr. 6-cylinder engine up to 04.2002
        • Fuel delivery unit and fuel gauge sender - exploded view of components
        • Suction-jet pump: operation
        • Checking fuel pump (electrical test)
        • Checking low fuel level sender G210
        • Removing and installing fuel delivery unit
        • Checking fuel gauge sender G
        • Removing and installing fuel gauge sender G
      • Fuel delivery unit, fuel gauge sender - vehicles with front-wheel drive and 2.5 ltr. 6-cylinder engine from 05.2002 onwards
        • Fuel delivery unit and fuel gauge sender - exploded view of components
        • Suction-jet pump: operation
        • Checking fuel pump (electrical test)
        • Checking low fuel level sender G210
        • Removing and installing fuel delivery unit
        • Checking fuel gauge sender G
        • Removing and installing fuel gauge sender G
      • Fuel delivery unit, fuel gauge sender - vehicles with front-wheel drive and 2.7 ltr. 6-cylinder engine
        • Fuel delivery unit and fuel gauge sender - exploded view of components
        • Checking fuel pump (electrical test)
        • Removing and installing fuel delivery unit
        • Checking fuel gauge sender G
        • Removing and installing fuel gauge sender G
      • Fuel tank - vehicles with four-wheel drive up to 10.2004
        • Fuel tank with components - exploded view
        • Draining fuel tank
        • Removing and installing fuel tank with attached components
      • Fuel delivery unit, fuel gauge sender - vehicles with four-wheel drive and 4-cylinder engine up to 10.2004
        • Fuel delivery unit and fuel gauge senders - exploded view of components
        • Checking fuel pump (electrical test)
        • Removing and installing fuel delivery unit
        • Checking fuel gauge sender G
        • Removing and installing fuel gauge sender G
        • Checking fuel gauge sender 2 G169
        • Removing and installing fuel gauge sender 2 G169
        • Suction-jet pump: operation
        • Removing and installing suction-jet pump in left fuel tank chamber
      • Fuel delivery unit, fuel gauge sender - vehicles with four-wheel drive and 2.5 ltr. 6-cylinder engine up to 10.2004
        • Fuel delivery unit and fuel gauge senders - exploded view of components
        • Checking fuel pump (electrical test)
        • Checking low fuel level sender G210
        • Removing and installing fuel delivery unit
        • Checking fuel gauge sender G
        • Removing and installing fuel gauge sender G
        • Checking fuel gauge sender 2 G169
        • Removing and installing fuel gauge sender 2 G169
        • Suction-jet pump: operation
        • Removing and installing suction-jet pump in left fuel tank chamber
      • Fuel tank - vehicles with four-wheel drive from 11.2004 onwards
        • Fuel tank with components - exploded view
        • Draining fuel tank
        • Removing and installing fuel tank with attached components
      • Fuel delivery unit, fuel gauge sender - vehicles with four-wheel drive from 11.2004 onwards
        • Fuel delivery unit and fuel gauge senders - exploded view of components
        • Checking fuel pump (electrical test)
        • Removing and installing fuel delivery unit
        • Checking fuel gauge sender G
        • Removing and installing fuel gauge sender G
        • Checking fuel gauge sender 2 G169
        • Removing and installing fuel gauge sender 2 G169
        • Suction-jet pump: operation
        • Removing and installing suction-jet pump
      • Servicing tandem pump - vehicles with 4-cylinder engine
        • Checking tandem pump - vehicles with 1.9 ltr. and 2.0 ltr. 2V engine
        • Removing and installing tandem pump - vehicles with 1.9 ltr. and 2.0 ltr. 2V engine
        • Checking tandem pump - vehicles with 2.0 ltr. 4V engine
        • Removing and installing tandem pump - vehicles with 2.0 ltr. 4V engine
      • Servicing fuel cooler
        • Removing and installing fuel cooler
      • Servicing fuel filter
        • Fuel filter on vehicles with 1.9 ltr. 4-cylinder engine - exploded view of components
        • Fuel filter on vehicles with 2.0 ltr. 4-cylinder engine - exploded view of components
        • Fuel filter on vehicles with 2.5 ltr. 6-cylinder engine - exploded view of components
        • Fuel filter on vehicles with 2.7 ltr. and 3.0 ltr. 6-cylinder engine - exploded view of components
      • Bleeding fuel system
        • Vehicles with 4-cylinder or 2.7 ltr.; 3.0 ltr. 6-cylinder engine
        • Vehicles with 2.5 ltr. 6-cylinder engine
      • Checking fuel system for leaks
        • Checking fuel system for leaks - vehicles with 1.9 ltr. and 2.0 ltr. 2V 4-cylinder engine
        • Checking fuel system for leaks - vehicles with 2.0 ltr. 4V 4-cylinder engine
        • Checking fuel system for leaks - vehicles with 2.5 ltr. 6-cylinder engine
        • Checking fuel system for leaks - vehicles with 2.7 ltr. and 3.0 ltr. 6-cylinder engine
      • Servicing accelerator mechanism
        • Accelerator pedal module - exploded view of components
        • Removing and installing accelerator pedal module with accelerator position sender
        • Adapting kick-down function - vehicles with automatic gearbox
  • Fuel supply system, petrol engines
    • Fuel supply, gas operation
      • Notes for working on fuel supply system
        • Safety precautions when working on the fuel supply system
        • Rules for cleanliness
      • Fuel tank on all front-wheel drive vehicles with MPI and 2.0 ltr. FSI engine
        • Fuel tank with components - exploded view
        • Draining fuel tank
        • Removing and installing fuel tank with attached components
        • Fuel delivery unit and fuel gauge sender - exploded view of components
        • Checking fuel pump (electrical test)
        • Checking fuel pump delivery rate - vehicles with 4-cylinder naturally aspirated engine
        • Checking fuel pump delivery rate - vehicles with 1.8 ltr. turbo engine
        • Checking fuel pump delivery rate - vehicles with 4-cylinder FSI engine
        • Checking fuel pump delivery rate - vehicles with 6-cylinder MPI engine
        • Removing and installing fuel delivery unit
        • Checking fuel gauge sender G
        • Removing and installing fuel gauge sender G
      • Fuel tank on front-wheel drive vehicles with 4-cylinder TFSI and 6-cylinder FSI engine
        • Fuel tank with components - exploded view
        • Draining fuel tank
        • Removing and installing fuel tank with attached components
        • Fuel delivery unit and fuel gauge sender - exploded view of components
        • Checking fuel pump (electrical test)
        • Checking fuel pump control unit J538 - vehicles with 4-cylinder TFSI engine
        • Checking fuel pump control unit J538 - vehicles with 6-cylinder FSI engine
        • Checking fuel pump delivery rate - vehicles with 4-cylinder TFSI engine
        • Checking fuel pump delivery rate - vehicles with 6-cylinder FSI engine
        • Removing and installing fuel delivery unit
        • Adapting fuel pump after renewing fuel delivery unit - vehicles with 4-cylinder TFSI engine
        • Checking fuel gauge sender G
        • Removing and installing fuel gauge sender G
      • Fuel tank on vehicles with four-wheel drive (up to 10.04)
        • Fuel tank with components - exploded view
        • Draining fuel tank
        • Removing and installing fuel tank with attached components
        • Fuel delivery unit and fuel gauge senders - exploded view of components
        • Checking fuel pump (electrical test)
        • Checking fuel pump delivery rate - vehicles with 1.8 ltr. turbo engine
        • Checking fuel pump delivery rate - vehicles with 6-cylinder MPI engine
        • Checking fuel pump delivery rate - vehicles with 8-cylinder MPI engine
        • Removing and installing fuel delivery unit
        • Checking fuel gauge sender G
        • Removing and installing fuel gauge sender G
        • Checking fuel gauge sender 2 G169
        • Removing and installing fuel gauge sender 2 G169
        • Suction-jet pump
        • Removing and installing suction-jet pump in left fuel tank chamber
      • Fuel tank on vehicles with four-wheel drive (from 11.04)
        • Fuel tank with components - exploded view
        • Draining fuel tank
        • Removing and installing fuel tank with attached components
        • Fuel delivery unit and fuel gauge senders - exploded view of components
        • Checking fuel pump (electrical test)
        • Checking fuel pump control unit J538 - vehicles with 4-cylinder TFSI engine
        • Checking fuel pump control unit J538 - vehicles with 6-cylinder and 8-cylinder FSI engine
        • Removing and installing fuel pump control unit J538
        • Checking fuel pump delivery rate - vehicles with 1.8 ltr. turbo engine
        • Checking fuel pump delivery rate - vehicles with 4-cylinder TFSI engine
        • Checking fuel pump delivery rate - vehicles with 6-cylinder MPI engine
        • Checking fuel pump delivery rate - vehicles with 6-cylinder FSI engine
        • Checking fuel pump delivery rate - vehicles with 8-cylinder MPI engine
        • Checking fuel pump delivery rate - vehicles with 8-cylinder FSI engine
        • Removing and installing fuel delivery unit
        • Adapting fuel pump after renewing fuel delivery unit - vehicles with 4-cylinder TFSI engine
        • Checking fuel gauge sender G
        • Removing and installing fuel gauge sender G
        • Checking fuel gauge sender 2 G169
        • Removing and installing fuel gauge sender 2 G169
        • Suction-jet pump
        • Removing and installing suction-jet pump
      • Servicing fuel filter
        • Removing and installing fuel filter - fuel system with fuel return pipe
        • Removing and installing fuel filter - fuel system without fuel return pipe
        • Removing and installing fuel filter - vehicles with 1.8 ltr. turbo engine with front-wheel drive (all versions) or with four-whe
      • Bleeding fuel system
        • Vehicles with 1.8 ltr. turbo engine
      • Servicing components of activated charcoal filter system
        • Removing and installing activated charcoal filter
      • Servicing accelerator mechanism
        • Accelerator pedal module - exploded view of components
        • Removing and installing accelerator pedal module with accelerator position sender
        • Adapting kick-down function after renewing accelerator pedal position sender or engine control unit
  • Simos direct petrol injection and ignition system (6-cyl. 3.2 ltr. 4-valve)
    • Mixture preparation system, electronic inj.,Gas
      • Servicing Simos injection system
        • Safety precautions
        • Rules for cleanliness when working on the injection system
        • Important: Required procedure prior to opening high-pressure injection system
        • Technical data
        • Overview of fitting locations
        • Air cleaner - exploded view
        • Removing and installing air filter element
        • Intake manifold (top section) - exploded view of components
        • Removing and installing intake manifold (top section)
        • Intake manifold (bottom section) - exploded view of components
        • Removing and installing intake manifold (bottom section) with fuel rail
        • Removing and installing injectors
        • Checking fuel pressure and residual pressure (up to high-pressure pump)
        • Removing and installing high-pressure pump
        • Bleeding fuel system
        • Wiring and component check with test box V.A.G 1598/42
        • Removing and installing engine control unit
        • Removing and installing Lambda probe before catalytic converter - bank 1 (right)
        • Removing and installing Lambda probe before catalytic converter - bank 2 (left)
        • Removing and installing Lambda probe after catalytic converter - bank 1 (right)
        • Removing and installing Lambda probe after catalytic converter - bank 2 (left)
    • Ignition system, glow plug system
      • General notes and safety precautions
        • General notes on ignition system
        • Safety precautions
      • Servicing ignition system
        • Technical data
        • Removing and installing ignition coils
  • 6-cylinder direct petrol injection engine (3.2 ltr. 4-valve), mechanics
    • Technical data
      • Engine number
      • Engine data
      • Safety precautions
        • Procedure before opening high-pressure section of injection system
      • General repair instructions
        • Rules for cleanliness
        • Contact corrosion!
        • Routing and attachment of pipes, hoses and wiring
    • Engine assy,cylinder block,crankcase
      • Removing and installing engine - vehicles with manual gearbox
        • Removing engine
        • Separating engine from manual gearbox
        • Installing engine
      • Removing and installing engine - vehicles with multitronic gearbox
        • Removing engine
        • Separating engine from multitronic gearbox
        • Installing engine
      • Removing and installing engine - vehicles with automatic gearbox 09L
        • Removing engine
        • Separating engine from automatic gearbox 09L
        • Installing engine
      • Securing engine to engine and gearbox support
    • Enginecrankshaft group, pistons
      • Cylinder block (pulley end)
        • Poly V-belt drive - exploded view of components
        • Removing and installing poly V-belt
        • Removing and installing vibration damper
        • Renewing sealing flange (pulley end) with crankshaft oil seal
      • Cylinder block (gearbox end)
        • Dual-mass flywheel on vehicles with manual gearbox - exploded view of components
        • Removing and installing dual-mass flywheel - vehicles with manual gearbox
        • Extracting and driving in needle bearing for dual-mass flywheel - vehicles with manual gearbox
        • Flywheel for vehicles with multitronic gearbox - exploded view
        • Removing and installing damper unit - vehicles with multitronic gearbox
        • Removing and installing flywheel - vehicles with multitronic gearbox
        • Drive plate on vehicles with automatic gearbox - exploded view
        • Removing and installing drive plate - vehicles with automatic gearbox
        • Renewing crankshaft oil seal (timing chain end)
      • Pistons and conrods
        • Pistons and conrods - exploded view of components
        • Piston and cylinder dimensions
        • Checking radial clearance of conrod bearings
    • Engine cylinder head, valve gear
      • Chain drive
        • Timing chain covers - exploded view of components
        • Removing and installing timing chain covers (left and right)
        • Removing and installing timing chain cover (bottom)
        • Camshaft timing chains - exploded view of components
        • Detaching timing chains from camshafts, removing and installing chain tensioners
        • Drive chain for valve gear - exploded view of components
        • Removing and installing drive chain for valve gear
        • Drive chain for auxiliary drives on vehicles up to 04.2006 - exploded view
        • Removing and installing drive chain for auxiliary drives on vehicles up to 04.2006
        • Drive chain for auxiliary drives on vehicles from 04.2006 - exploded view
        • Removing and installing drive chain for auxiliary drives on vehicles from 04.2006
        • Balance shaft - exploded view of components
        • Removing and installing balance shaft
      • Crankshaft
        • Crankshaft - exploded view of components
        • Crankshaft dimensions
        • Measuring axial clearance
        • Measuring radial clearance
      • Cylinder head
        • Cylinder head - exploded view of components
        • Removing and installing cylinder head cover (left-side)
        • Removing and installing cylinder head cover (left-side) - USA vehicles
        • Removing and installing cylinder head cover (right-side)
        • Removing and installing cylinder head cover (right-side) - USA vehicles
        • Removing and installing cylinder head
        • Removing and installing exhauster pump for brake servo
        • Checking compression
      • Valve gear
        • Valve gear - exploded view of components
        • Checking axial clearance of camshafts
        • Removing and installing camshafts
        • Renewing valve stem oil seals (cylinder head installed)
        • Renewing valve stem oil seals (cylinder head removed)
        • Checking hydraulic valve compensation elements
        • Valve dimensions
        • Checking valve guides
        • Checking valves
    • Engine lubrication
      • Lubrication system
        • Sump (bottom section), sump (top section), oil pump, oil cooler - exploded view of components
        • Removing and installing oil cooler
        • Removing and installing sump (bottom section)
        • Removing and installing oil pump
        • Removing and installing sump (top section)
        • Oil filter housing - exploded view of components
        • Removing and installing oil filter housing
        • Removing and installing oil filter housing - USA vehicles
        • Oil retention valves, oil separator - exploded view of components
        • Removing and installing crankcase breather hoses - not applicable for USA vehicles
        • Removing and installing oil pressure switch F1
        • Checking oil pressure
        • Engine oil
        • Checking oil level
    • Engine cooling
      • Cooling system
        • Diagram of coolant hose connections
        • Draining and filling cooling system
        • Thermostat, coolant pump, hose connection - overview of components
        • Removing and installing coolant pump
        • Removing and installing thermostat
        • Checking thermostat
        • Coolant pipes - exploded view of components
        • Removing and installing coolant temperature sender G62
        • Removing and installing coolant pipe (front)
        • Removing and installing coolant pipes (left-side)
        • Removing and installing coolant pipe (top) - not applicable for USA vehicles
        • Removing and installing radiator
        • Removing and installing radiator cowl
        • Removing and installing radiator fan
        • Renewing radiator fan motor
        • Checking cooling system for leaks
    • Exhaust system
      • Exhaust system
        • Exhaust system - exploded view of components
        • Separating centre and rear silencers
        • Renewing tailpipe
        • Removing and installing front exhaust pipe (left-side) with catalytic converter - vehicles with manual gearbox
        • Removing and installing front exhaust pipe (right-side) with catalytic converter - vehicles with manual gearbox
        • Removing and installing front exhaust pipe (left-side) with catalytic converter - vehicles with multitronic gearbox
        • Removing and installing front exhaust pipe (right-side) with catalytic converter - vehicles with multitronic gearbox
        • Removing and installing front exhaust pipe (left-side) with catalytic converter - vehicles with automatic gearbox 09L
        • Removing and installing front exhaust pipe (right-side) with catalytic converter - vehicles with automatic gearbox 09L
        • Exhaust manifold - exploded view of components
        • Removing and installing exhaust manifold (left-side)
        • Removing and installing exhaust manifold (right-side)
        • Stress-free alignment of exhaust system
        • Checking exhaust system for leaks
  • Direct petrol injection and ignition system (4-cyl. 2.0 ltr. 4-valve turbo)
    • Mixture preparation system, electronic inj.,Gas
      • Safety precautions and rules for cleanliness
        • General notes on self-diagnosis
        • Safety precautions
        • Rules for cleanliness and instructions for working on fuel system
        • Important: Required procedure prior to opening high-pressure injection system
        • Technical data
        • Overview of fitting locations
        • Air cleaner - exploded view
        • Removing and installing engine cover panel
        • Removing and installing air filter element
        • Removing and installing air mass meter G70
        • Intake manifold - exploded view
        • Fuel rail - exploded view
        • Removing and installing intake manifold with fuel rail
        • Removing and installing fuel rail
        • Removing and installing injectors
        • Renewing combustion chamber ring seal (teflon ring seal)
        • Removing and installing intake manifold flap motor V157 with intake manifold flap potentiometer G336
        • Checking fuel pressure and residual pressure (up to high-pressure pump)
        • High-pressure pump - exploded view
        • Removing and installing high-pressure pump
        • Wiring and component check with test box V.A.G 1598/42
        • Renewing engine control unit J623
        • Removing and installing Lambda probe G39 and Lambda probe heater Z19 before catalytic converter
        • Removing and installing Lambda probe after catalytic converter G130 and Lambda probe 1 heater after catalytic converter Z29
    • Ignition system, glow plug system
      • Checking ignition system
        • General notes on ignition system
        • Safety precautions
        • Technical data for ignition system
      • Servicing ignition system
        • Ignition system - exploded view
        • Removing and installing ignition coils with output stages
  • 4-cylinder direct petrol injection engine (2.0 ltr. 4-valve turbo), mechanics
    • Technical data
      • Technical data
        • Engine number
        • Engine data
      • Safety precautions
        • Working on the fuel system
        • Procedure before opening high-pressure section of injection system
        • Working on the cooling system
        • Using testers and measuring instruments during a road test
        • Working on the exhaust system
      • General repair instructions
        • Rules for cleanliness when working on fuel supply system, injection system and turbocharger
        • Checking fuel system for leaks
        • Foreign particles in engine
        • Contact corrosion!
        • Routing and attachment of pipes, hoses and wiring
        • Checking vacuum system
        • Installing radiators, condensers and charge air coolers
    • Engine assy,cylinder block,crankcase
      • Removing and installing engine
        • Removing engine
        • Securing engine to assembly stand
        • Installing engine
      • Overview of fitting locations
    • Enginecrankshaft group, pistons
      • Dismantling and assembling engine
        • Moving lock carrier to service position
        • Poly V-belt - exploded view
        • Routing of poly V-belt
        • Removing and installing poly V-belt
        • Removing and installing crankshaft pulley
        • Removing and installing bracket for ancillaries
      • Removing and installing sealing flanges and flywheel/drive plate
        • Renewing crankshaft oil seal - pulley end
        • Removing and installing sealing flange (front)
        • Removing and installing dual mass flywheel/ drive plate
          • Removing and installing dual-mass flywheel
          • Removing and installing drive plate
      • Removing and installing crankshaft
        • Extracting and driving in needle bearing for crankshaft
        • Crankshaft dimensions
        • Removing and installing chain sprocket
      • Dismantling and assembling pistons and conrods
        • Piston and cylinder dimensions
    • Engine cylinder head, valve gear
      • Toothed belt drive
        • Toothed belt drive - exploded view
        • Removing and installing toothed belt
      • Removing and installing cylinder head
        • Cylinder head - exploded view
        • Removing and installing camshaft control valve 1 N205
        • Removing and installing cylinder head cover
        • Removing cylinder head
        • Checking compression
      • Servicing valve gear
        • Valve gear - exploded view
        • Removing and installing camshaft adjuster
        • Removing and installing camshafts
        • Renewing valve stem oil seals with cylinder head installed
        • Renewing valve stem oil seals with cylinder head removed
        • Checking valve guides
        • Renewing exhaust camshaft oil seal
    • Engine lubrication
      • Removing and installing parts of lubrication system
        • Part I: Sump, balance shaft assembly - exploded view
        • Part II: Balance shaft assembly with oil pump - exploded view
        • Removing and installing sump
        • Removing and installing balance shaft assembly with oil pump
          • Pre-tensioning chain tensioner
      • Oil filter bracket - exploded view
        • Draining oil filter housing
        • Checking oil pressure and oil pressure switch
        • Removing and installing engine oil cooler
        • Removing and installing oil filter bracket
    • Engine cooling
      • Removing and installing parts of cooling system
        • Diagram of coolant hose connections
        • Draining and filling cooling system
        • Thermostat - exploded view
        • Removing and installing thermostat
        • Removing and installing coolant pump
        • Removing and installing coolant pipes (at side)
        • Removing and installing radiator
        • Removing and installing radiator cowl
        • Removing and installing radiator fan
        • Renewing radiator fan motor
        • Checking cooling system for leaks
    • Exhaust turbocharger, G-charger
      • Turbocharger
        • Fitting hose connections with plug-in connectors
        • Turbocharger - exploded view
        • Removing and installing turbocharger
        • Checking vacuum unit for turbocharger
        • Removing and installing vacuum unit for turbocharger
        • Adjusting vacuum unit for turbocharger
        • Charge air cooler - exploded view
        • Removing and installing charge air coolers (left and right)
        • Removing and installing charge pressure sender G31
    • Exhaust system
      • Removing and installing parts of exhaust system
        • Silencers - exploded view
        • Separating centre and rear silencers
        • Removing and installing front exhaust pipe
        • Removing and installing catalytic converter
        • Stress-free alignment of exhaust system
        • Checking exhaust system for leaks
  • 6-cylinder TDI engine (2.7 ltr.; 3.0 ltr. 4-valve common rail), mechanics
    • Technical data
      • Engine number
      • Engine data
      • Safety precautions
      • General repair instructions
        • Rules for cleanliness when working on fuel supply system, injection system and turbocharger
        • Checking for leaks in the fuel system
        • Foreign particles in engine
        • Contact corrosion!
        • Routing and attachment of pipes, hoses and wiring
        • Installing radiators, condensers and charge air coolers
        • Checking vacuum system
    • Engine assy,cylinder block,crankcase
      • Removing and installing engine - vehicles with manual gearbox
        • Removing engine
        • Separating engine from manual gearbox
        • Installing engine
      • Removing and installing engine - vehicles with multitronic gearbox
        • Removing engine
        • Separating engine from multitronic gearbox
        • Installing engine
      • Removing and installing engine - vehicles with automatic gearbox
        • Removing engine
        • Separating engine and automatic gearbox
        • Installing engine
      • Securing engine to engine and gearbox support
    • Enginecrankshaft group, pistons
      • Cylinder block (pulley end)
        • Moving lock carrier into service position
        • Poly V-belt drive - exploded view
        • Removing and installing poly V-belt
        • Removing and installing tensioner for poly V-belt
        • Removing and installing idler roller for poly V-belt
        • Removing and installing vibration damper
        • Renewing crankshaft oil seal (pulley end)
        • Removing and installing sealing flange (front)
      • Cylinder block (gearbox end)
        • Vacuum pump - exploded view
        • Removing and installing vacuum pump
        • Dual-mass flywheel on vehicles with manual gearbox - exploded view
        • Removing and installing dual-mass flywheel
        • Extracting and driving in needle bearing for dual-mass flywheel
        • Flywheel for vehicles with multitronic gearbox - exploded view
        • Removing and installing damper unit - vehicles with multitronic gearbox
        • Removing and installing flywheel - vehicles with multitronic gearbox
        • Drive plate - exploded view
        • Removing and installing drive plate
        • Renewing crankshaft oil seal (gearbox end)
      • Crankshaft
        • Crankshaft - exploded view
        • Crankshaft dimensions
        • Measuring axial clearance
        • Measuring radial clearance
      • Pistons and conrods
        • Pistons and conrods - exploded view
        • Checking piston projection at TDC
        • Piston and cylinder dimensions
        • Checking radial clearance of conrod bearings
    • Engine cylinder head, valve gear
      • Chain drive
        • Timing chain covers - exploded view
        • Removing and installing timing chain covers
        • Camshaft timing chain - exploded view
        • Removing and installing camshaft timing chain
        • Removing camshaft timing chain from camshafts
        • Drive chain for valve gear - exploded view
        • Removing and installing drive chain for valve gear
        • Drive chain for oil pump and balance shaft - exploded view
        • Removing and installing drive chain for oil pump and balance shaft
        • Balance shaft - exploded view
        • Removing and installing balance shaft
      • Cylinder head
        • Cylinder head - exploded view
        • Cylinder head cover - exploded view
        • Removing and installing cylinder head cover
        • Removing cylinder head - vehicles up to 09.2005
        • Removing cylinder head - vehicles from 09.2005 onwards
        • Installing cylinder head
        • Checking compression
      • Valve gear
        • Valve gear - exploded view
        • Checking axial clearance of camshafts
        • Renewing camshaft oil seal
        • Removing and installing camshafts - cylinder head (left-side)
        • Removing and installing camshafts - cylinder head (right-side)
        • Renewing valve stem oil seals with cylinder head installed
        • Renewing valve stem oil seals with cylinder head removed
        • Checking hydraulic valve compensation elements
        • Valve dimensions
        • Machining valve seats
        • Checking valve guides
        • Checking valves
    • Engine lubrication
      • Lubrication system
        • Oil pump, sump (bottom section) - exploded view
        • Removing and installing sump (bottom section)
        • Removing and installing oil pump
        • Sump (top section) - exploded view
        • Removing and installing sump (top section)
        • Engine oil cooler, pressure control valve and oil filter housing - exploded view
        • Removing and installing engine oil cooler
        • Removing and installing oil filter housing
        • Removing and installing pressure control valve for crankcase breather system
        • Removing and installing mounting plate for engine oil cooler, pressure control valve and oil filter housing
        • Removing and installing oil pressure switchF1
        • Checking oil pressure
        • Engine oil
        • Checking oil level
    • Engine cooling
      • Cooling system
        • Draining and filling cooling system
        • Coolant pump and thermostat - exploded view
        • Removing and installing coolant pump
        • Removing and installing hose connection with thermostat
        • Removing and installing coolant temperature senderG62
        • Removing and installing coolant pipe (front)
        • Removing and installing coolant pipe (left-side)
        • Removing and installing coolant pipe (right-side)
        • Removing and installing coolant pipe (rear)
        • Removing and installing radiator
        • Removing and installing radiator fan (left-side)
        • Removing and installing radiator fan (right-side)
        • Checking cooling system for leaks
    • Exhaust turbocharger, G-charger
      • Turbocharger and charge air cooler
        • Turbocharger for vehicles with 2.7 ltr. engine - exploded view
        • Removing and installing turbocharger on vehicles with 2.7 ltr. engine
        • Removing and installing turbocharger 1 control unitJ724 - vehicles with 2.7 ltr. engine
        • Removing and installing intermediate flange on vehicles with 2.7 ltr. engine
        • Turbocharger for vehicles with 3.0 ltr. engine - exploded view
        • Removing and installing turbocharger on vehicles with 3.0 ltr. engine
        • Removing and installing turbocharger 1 control unitJ724 - vehicles with 3.0 ltr. engine
        • Removing and installing intermediate flange on vehicles with 3.0 ltr. engine
        • Charge air cooler - exploded view
        • Removing and installing charge air cooler
        • Removing and installing charge pressure senderG31
    • Exhaust system
      • Exhaust system on vehicles without particulate filter
        • Exhaust system - exploded view
        • Separating Y-pipe and rear silencers
        • Renewing tailpipe
        • Removing and installing starter catalytic converter
        • Removing and installing front exhaust pipe with catalytic converter
        • Stress-free alignment of exhaust system
        • Aligning tailpipes
      • Exhaust system on vehicles with particulate filter
        • Exhaust system - exploded view
        • Separating Y-pipe and rear silencers
        • Renewing tailpipe
        • Removing and installing starter catalytic converter
        • Removing and installing front exhaust pipe
        • Removing and installing particulate filter with catalytic converter - vehicles with front-wheel drive
        • Removing and installing particulate filter with catalytic converter - vehicles with four-wheel drive
        • Stress-free alignment of exhaust system
        • Aligning tailpipes
      • Exhaust manifolds and intermediate pipes
        • Exhaust manifold - exploded view
        • Removing and installing exhaust manifold (left-side)
        • Removing and installing exhaust manifold (right-side)
        • Removing and installing intermediate pipe (left-side)
        • Removing and installing intermediate pipe (right-side)
        • Checking exhaust system for leaks
      • Exhaust gas temperature control
        • Removing and installing exhaust gas temperature sender 1G235 - vehicles with 3.0 ltr. engine
        • Removing and installing exhaust gas temperature sender 2 for bank 1G448
        • Removing and installing temperature sender before particulate filterG506
      • Exhaust gas recirculation system
        • Exhaust gas recirculation system - exploded view
        • Removing and installing mechanical exhaust gas recirculation valve
        • Removing and installing exhaust gas recirculation cooler
  • 4-cylinder TDI injection and glow plug system (1.9 ltr.; 2.0 ltr. unit injector, 2 valve)
    • Fuel preparation system Diesel injection
      • Servicing diesel direct injection system
        • Safety precautions
        • Rules for cleanliness
        • Overview of fitting locations
        • Air cleaner - exploded view
        • Removing and installing air filter element
        • Removing and installing air mass meterG70
        • Intake manifold - exploded view of components - engine codes AVB, AVF and AWX
        • Removing and installing intake manifold - engine codes AVB, AVF and AWX
        • Intake manifold with exhaust gas recirculation cooler - exploded view of components (engine codes BKE, BPW, BRB, BRC)
        • Removing and installing intake manifold with exhaust gas recirculation cooler (engine codes BKE, BPW, BRB, BRC)
        • Servicing unit injector
        • Removing and installing unit injector
        • Renewing O-rings for unit injector
        • Removing and installing electrical wiring harness for unit injectors
        • Wiring and component check with adapter cable, 121-pinV.A.G 1598/31 (test box) - engine codes AVB, AVF, AWX
        • Wiring and component check with test boxV.A.G 1598/42 (engine codes BKE, BPW, BRB, BRC)
        • Removing and installing engine control unit - engine codes AVB, AVF and AWX
        • Removing and installing engine control unit - engine codes BKE, BPW, BRB, BRC
        • Removing and installing Lambda probeG39 with Lambda probe heaterZ19
        • Removing and installing exhaust gas pressure sensor 1G450
    • Ignition system, glow plug system
      • Glow plug system
        • Different types of glow plugs
        • Removing and installing ceramic glow plugs
        • Removing and installing metal glow plugs
  • 6-cylinder diesel direct injection engine (TDI), mechanics
    • Technical data
      • Technical data
        • Engine number
        • Engine data
    • Engine assy,cylinder block,crankcase
      • Removing and installing engine
        • Removing engine
        • Securing engine to assembly stand
        • Installing engine
    • Enginecrankshaft group, pistons
      • Servicing belt drive
        • Poly V-belt drive for power steering pump, alternator and viscous fan - exploded view of components
        • Removing and installing poly V-belt for power steering pump, alternator and viscous fan
        • Poly V-belt drive for air conditioner compressor - exploded view of components
        • Removing and installing poly V-belt for A/C compressor
        • Removing and installing vibration damper
        • Bracket for power steering pump and oil cooler - exploded view of components
        • Removing and installing bracket for power steering pump and oil cooler
        • Removing and installing mounting bushes on bracket for power steering pump and oil cooler
        • Toothed belt drive for camshafts - exploded view of components
        • Toothed belt drive for injection pump - exploded view of components
        • Removing and installing toothed belt
        • Removing toothed belt from camshaft sprockets
      • Sealing flanges and flywheel/drive plate
        • Sealing flanges and flywheel/drive plate - exploded view of components
        • Renewing crankshaft oil seal - pulley end
        • Removing and installing sealing flange (front)
        • Removing and installing dual-mass flywheel - vehicles with manual gearbox
        • Extracting and driving in needle bearing for dual-mass flywheel - vehicles with manual gearbox
        • Removing and installing flywheel - vehicles with multitronic gearbox
        • Removing and installing drive plate - vehicles with automatic gearbox 01V
      • Crankshaft
        • Removing and installing crankshaft
        • Crankshaft dimensions
        • Measuring axial clearance
        • Measuring radial clearance
        • Removing and installing chain sprocket
      • Pistons and conrods
        • Dismantling and assembling pistons and conrods
        • Checking piston projection at "TDC”
        • Piston and cylinder dimensions
        • Checking radial clearance of conrod bearings
    • Engine cylinder head, valve gear
      • Removing and installing cylinder head
        • Cylinder head - exploded view of components
        • Removing and installing cylinder head cover (left-side)
        • Removing and installing cylinder head cover (right-side)
        • Removing cylinder head (left-side)
        • Removing cylinder head (right-side)
        • Installing cylinder head
        • Checking compression
      • Servicing valve gear - engine code letters AKE, AYM, BFC
        • Valve gear - exploded view of components
        • Checking axial clearance of camshafts
        • Renewing camshaft oil seal
        • Removing and installing camshafts
        • Removing and installing outer camshaft bearing caps
        • Renewing valve stem oil seals with cylinder head installed
        • Renewing valve stem oil seals with cylinder head removed
        • Checking hydraulic valve compensation elements
        • Valve dimensions
        • Checking valve guides
        • Checking valves
      • Servicing valve gear - engine code letters BAU, BCZ, BDG, BDH
        • Valve gear - exploded view of components
        • Checking axial clearance of camshafts
        • Renewing camshaft oil seal
        • Removing and installing camshafts
        • Removing and installing outer camshaft bearing caps
        • Renewing valve stem oil seals with cylinder head installed
        • Renewing valve stem oil seals with cylinder head removed
        • Checking hydraulic valve compensation elements
        • Valve dimensions
        • Checking valve guides
        • Checking valves
    • Engine lubrication
      • Components of lubrication system
        • Sump, oil pump - exploded view of components
        • Removing and installing sump (bottom section)
        • Removing and installing oil pump
        • Removing and installing sump (top section)
        • Removing and installing oil cooler
        • Oil filter bracket, oil filter - exploded view of components
        • Removing and installing connecting piece with oil separator
        • Removing and installing oil filter bracket - engine code letters AKE, AYM, BAU, BCZ, BFC
        • Removing and installing oil filter bracket - engine code letters BDG, BDH
        • Renewing oil retention valves
        • Checking oil pressure and oil pressure switch
        • Engine oil
        • Checking oil level
    • Engine cooling
      • Removing and installing parts of cooling system
        • Connection diagram for coolant hoses - vehicles with exhaust gas recirculation cooler and without auxiliary heater
        • Connection diagram for coolant hoses - vehicles without exhaust gas recirculation cooler and with auxiliary heater
        • Draining and filling cooling system
        • Coolant pump and thermostat - exploded view of components
        • Removing and installing coolant pump
        • Removing, installing and checking thermostat
        • Coolant pipes on vehicles with engine code letters AKE, AYM, BAU, BCZ, BFC - exploded view of components
        • Coolant pipes on vehicles with engine code letters BDG, BDH - exploded view of components
        • Removing and installing coolant pipe (front)
        • Removing and installing coolant pipe (top left and bottom left) - engine code letters AKE, AYM, BAU, BCZ, BFC
        • Removing and installing coolant pipe (top left) - engine code letters BDG, BDH
        • Removing and installing coolant pipe (bottom left) - engine code letters BDG, BDH
        • Removing and installing coolant pipe (right-side)
        • Removing and installing coolant pipe (rear) - engine code letters BDG, BDH
        • Removing and installing radiator
        • Removing and installing viscous fan
        • Removing and installing radiator cowl
        • Removing and installing radiator fan V7 with radiator fan control unit J293
        • Renewing radiator fan motor
        • Checking cooling system for leaks
    • Exhaust turbocharger, G-charger
      • Servicing charge air system with turbocharger
        • Rules for cleanliness
        • Hose connection diagram for charge pressure control
        • Turbocharger - exploded view of components
        • Removing and installing turbocharger
        • Removing and installing intermediate flange - engine code letters AKE, AYM, BAU, BCZ, BFC
        • Removing and installing intermediate flange - engine code letters BDG, BDH
        • Charge air cooling - exploded view
        • Removing and installing charge air cooler
        • Removing and installing charge air pressure sender G31
    • Exhaust system
      • Removing and installing parts of exhaust system - vehicles with front-wheel drive
        • Exhaust system - exploded view of components
        • Separating centre and rear silencers
        • Removing and installing starter catalytic converter
        • Removing and installing front exhaust pipe with main catalytic converter
        • Stress-free alignment of exhaust system
        • Checking exhaust system for leaks
      • Removing and installing parts of exhaust system - vehicles with four-wheel drive
        • Exhaust system - exploded view of components
        • Separating centre and rear silencers
        • Removing and installing starter catalytic converter
        • Removing and installing front exhaust pipe with main catalytic converter
        • Stress-free alignment of exhaust system
        • Checking exhaust system for leaks
      • Removing and installing exhaust manifold
        • Exhaust manifold with intermediate pipe - exploded view of components
        • Removing and installing exhaust manifold (left-side) with intermediate pipe
        • Removing and installing exhaust manifold (right-side) with intermediate pipe
      • Exhaust gas recirculation system
        • Hose connection diagram for exhaust gas recirculation
        • Exhaust gas recirculation system on vehicles with engine code letters AKE, AYM, BAU, BCZ, BFC - exploded view of components
        • Checking mechanical exhaust gas recirculation valve - vehicles with engine code letters AKE, AYM, BAU, BCZ, BFC
        • Removing and installing mechanical exhaust gas recirculation valve - engine code letters AKE, AYM, BAU, BCZ, BFC
        • Exhaust gas recirculation system on vehicles with engine code letters BDG, BDH - exploded view of components
        • Checking mechanical exhaust gas recirculation valve - engine code letters BDG, BDH
        • Removing and installing mechanical exhaust gas recirculation valve - engine code letters BDG, BDH
        • Removing and installing exhaust gas recirculation cooler - engine code letters BDG, BDH
  • TDI injection and glow plug system (6-cyl.)
    • Fuel preparation system Diesel injection
      • Servicing diesel direct injection system
        • Safety precautions
        • Rules for cleanliness
        • Overview of fitting locations
        • Air cleaner - exploded view
        • Removing and installing engine cover panel
        • Removing and installing air filter element
        • Removing and installing air mass meter G70
        • Removing and installing intake manifold (front section) - engine code letters AKE, AYM, BAU, BCZ, BFC
        • Removing and installing intake manifold (front section) - engine code letters BDG, BDH
        • Removing and installing intake manifold (left-side)
        • Removing and installing intake manifold (right-side)
        • Removing and installing injection pump
        • Bleeding fuel system
        • Draining fuel filter
        • Dynamically checking and adjusting commencement of injection
        • Dynamic check of injectors
        • Checking spray pattern of injectors and checking for leaks
        • Removing and installing injectors
        • Removing and installing injector with needle lift sender G80
        • Wiring and component check with adapter cable, 121-pin V.A.G 1598/31 (test box)
        • Renewing diesel direct injection system control unit J248
    • Ignition system, glow plug system
      • Checking glow plug system
        • Checking operation
        • Checking glow plugs
        • Removing and installing glow plugs
  • 4-cylinder direct petrol injection engine (2.0 ltr. 4-valve), mechanics
    • Technical data
      • Technical data
        • Engine number
        • Engine data
    • Engine assy,cylinder block,crankcase
      • Removing and installing engine
        • Removing engine
        • Securing engine to assembly stand
        • Installing engine
    • Enginecrankshaft group, pistons
      • Servicing belt drive
        • Poly V-belt for alternator, power steering pump and air conditioner compressor - exploded view of components
        • Removing and installing poly V-belt
        • Removing and installing vibration damper
        • Removing and installing bracket for ancillaries
      • Servicing toothed belt drive - vehicles to 04.2003
        • Toothed belt drive - exploded view of components
        • Removing and installing toothed belt
        • Detaching toothed belt from camshaft sprocket
      • Servicing toothed belt drive - vehicles from 05.2003 to 05.2004
        • Toothed belt drive - exploded view of components
        • Removing and installing toothed belt
        • Detaching toothed belt from camshaft sprocket
      • Servicing toothed belt - vehicles from 06.2004
        • Toothed belt drive - exploded view of components
        • Removing and installing toothed belt
        • Detaching toothed belt from camshaft sprocket
      • Sealing flanges and flywheel/dual-mass flywheel
        • Sealing flanges and flywheel/dual-mass flywheel - exploded view of components
        • Renewing crankshaft oil seal (pulley end)
        • Removing and installing sealing flange (front)
        • Removing and installing dual-mass flywheel - vehicles with manual gearbox
        • Removing and installing flywheel - vehicles with multitronic gearbox
        • Removing and installing sealing flange (rear)
      • Removing and installing crankshaft
        • Crankshaft - exploded view of components
        • Crankshaft dimensions
        • Extracting and driving in needle bearing for crankshaft - needle bearing (open version)
        • Extracting and driving in needle bearing for crankshaft - needle bearing (closed version)
        • Removing and installing drive chain sprocket for oil pump
      • Dismantling and assembling pistons and conrods
        • Pistons and conrods - exploded view of components
        • Piston and cylinder dimensions
    • Engine cylinder head, valve gear
      • Removing and installing cylinder head
        • Cylinder head - exploded view of components
        • Removing and installing cylinder head cover
        • Removing and installing cylinder head
        • Checking compression
      • Servicing valve gear
        • Valve gear - exploded view of components
        • Cylinder head (rear) - exploded view of components
        • Removing and installing inlet camshaft control valve 1 N205
        • Checking axial clearance of camshafts
        • Renewing exhaust camshaft oil seal
        • Removing and installing camshafts
        • Removing and installing camshaft adjuster
        • Renewing valve stem oil seals
        • Checking supporting elements with hydraulic clearance compensation
        • Valve dimensions
        • Checking valve guides
        • Checking valves
    • Engine lubrication
      • Removing and installing parts of lubrication system
        • Sump and balance shaft assembly with oil pump - exploded view of components
        • Removing and installing sump and balance shaft assembly
        • Balance shaft assembly with oil pump - exploded view of components
        • Oil filter and oil cooler - exploded view of components
        • Removing and installing oil cooler
        • Removing and installing oil filter housing
        • Checking oil pressure and oil pressure switch
        • Engine oil
        • Checking oil level
    • Engine cooling
      • Removing and installing parts of cooling system
        • Diagram of coolant hose connections
        • Draining and filling cooling system
        • Removing and installing coolant pump
        • Removing and installing coolant pipe (large)
        • Removing and installing coolant pipe (small)
        • Thermostat housing - exploded view of components
        • Removing and installing thermostat housing with map-controlled engine cooling thermostat F265
        • Checking map-controlled engine cooling thermostat F265
        • Removing and installing radiator
        • Removing and installing radiator cowl
        • Removing and installing radiator fan
        • Renewing radiator fan motor
        • Checking cooling system for leaks
    • Exhaust system
      • Removing and installing parts of exhaust system
        • Exhaust system (front section) - exploded view of components
        • Exhaust system (rear section) - exploded view of components
        • Separating centre and rear silencers
        • Removing and installing starter catalytic converter
        • Removing and installing front exhaust pipe
        • Removing and installing main catalytic converter
        • Removing and installing exhaust manifold
        • Renewing tailpipe
        • Stress-free alignment of exhaust system
        • Tailpipe alignment
        • Checking exhaust system for leaks
  • TDI injection and glow plug system (4-cyl. 2.0 ltr. unit injector, 4-valve)
    • Fuel preparation system Diesel injection
      • Servicing diesel direct injection system
        • Safety precautions
        • Rules for cleanliness
        • Overview of fitting locations
        • Air cleaner - exploded view
        • Removing and installing air filter element
        • Removing and installing air mass meter G70
        • Intake manifold - exploded view
        • Removing and installing intake manifold
        • Removing and installing engine speed sender G28
        • Removing and installing sender wheel for engine speed sender G28
        • Unit injectors - exploded view
        • Removing and installing unit injectors
        • Renewing O-rings for unit injectors
        • Electrical wiring harness for unit injectors and glow plugs - exploded view
        • Removing and installing electrical wiring harness for unit injectors and glow plugs
        • Wiring and component check with test box V.A.G 1598/42
        • Removing and installing engine control unit
        • Removing and installing Lambda probe G39 with Lambda probe heater Z19
        • Removing and installing exhaust gas pressure sensor 1 G450
    • Ignition system, glow plug system
      • Glow plug system
        • Different types of glow plugs
        • Removing and installing ceramic glow plugs
        • Removing and installing metal glow plugs
  • Removing and installing air mass meter
    • Mixture preparation system, electronic inj.,Gas
      • Removing and installing air mass meter G70
        • Removing air mass meter G70 (without housing)
        • Removing air mass meter G70 (with housing)
        • Installing air mass meter G70
  • 4-cylinder TDI unit injector engine (2.0 ltr. 4-valve), mechanics
    • Technical data
      • Engine number
      • Engine data
      • Safety precautions
      • General repair instructions
        • Different types of glow plugs
        • Handling ceramic glow plugs
        • Rules for cleanliness when working on fuel supply system, injection system and turbocharger
        • Foreign particles in engine
        • Checking vacuum system
        • Checking for leaks in the fuel system
        • Contact corrosion!
        • Installing radiators, condensers and charge air coolers
        • Routing and attachment of pipes, hoses and wiring
    • Engine assy,cylinder block,crankcase
      • Removing engine
      • Securing engine to engine and gearbox support
      • Installing engine
    • Enginecrankshaft group, pistons
      • Dismantling and assembling engine
        • Moving lock carrier to service position
      • Servicing work on pulley end
        • Poly V-belt drive - exploded view
        • Removing and installing poly V-belt
        • Removing and installing tensioner for poly V-belt
        • Removing and installing vibration damper
        • Removing and installing bracket for ancillaries
        • Toothed belt drive
        • Removing and installing toothed belt
        • Rotating crankshaft to TDC
      • Removing and installing sealing flanges and dual-mass flywheel / flywheel
        • Sealing flanges and dual-mass flywheel / flywheel - exploded view
        • Renewing crankshaft oil seal (pulley end)
        • Removing and installing sealing flange (front)
        • Removing and installing dual-mass flywheel - vehicles with manual gearbox
        • Removing and installing flywheel - vehicles with multitronic gearbox
        • Renewing rear sealing flange
      • Removing and installing crankshaft
        • Crankshaft - exploded view
        • Extracting and driving in needle bearing for crankshaft
        • Crankshaft dimensions
        • Converting balance shaft assembly to spur gear drive
        • Pulling spur gear off crankshaft and shrink-fitting new spur gear
      • Dismantling and assembling pistons and conrods
        • Pistons and conrods - exploded view
        • Checking piston projection at TDC
        • Piston and cylinder dimensions
        • Measuring radial clearance of conrods
    • Engine cylinder head, valve gear
      • Handling glow plugs
        • Ceramic glow plugs
        • Handling ceramic glow plugs
      • Removing and installing cylinder head
        • Cylinder head - exploded view
        • Removing and installing cylinder head cover
        • Removing and installing cylinder head
        • Checking compression
      • Servicing valve gear
        • Valve gear - exploded view
        • Checking axial clearance of camshafts
        • Renewing camshaft oil seals
        • Removing and installing camshafts
        • Removing and installing roller rocker fingers
        • Renewing valve stem oil seals with cylinder head installed
        • Renewing valve stem oil seals with cylinder head removed
        • Checking hydraulic tappets
        • Valve dimensions
        • Machining valve seats
        • Checking valve guides
        • Checking valves
    • Engine lubrication
      • Removing and installing parts of lubrication system
      • Servicing sump, oil pump and balance shaft assembly with chain drive
        • Sump, oil pump, balance shaft assembly with chain drive - exploded view
        • Removing and installing sump
        • Removing and installing balance shaft assembly with chain drive
        • Removing and installing chain tensioner for balance shaft assembly
        • Removing and installing oil pump
      • Servicing sump, oil pump and balance shaft assembly with spur gear drive
        • Sump, oil pump, balance shaft assembly with spur gear drive - exploded view
        • Removing and installing sump
        • Removing and installing oil pump
        • Removing balance shaft assembly
        • Installing a new balance shaft assembly
        • Re-installing the "old" balance shaft assembly
      • Servicing oil filter bracket with oil cooler
        • Oil filter bracket with oil cooler - exploded view
        • Removing and installing oil filter bracket with oil cooler
        • Checking oil pressure and oil pressure switch
        • Engine oil
        • Checking oil level
    • Engine cooling
      • Removing and installing parts of cooling system
        • Parts of cooling system
        • Draining and filling cooling system
        • Removing and installing coolant pump
        • Removing, installing and checking thermostat
        • Removing and installing coolant pipe (top)
        • Removing and installing coolant pipe (bottom)
        • Removing and installing radiator
        • Removing and installing radiator cowl
        • Removing and installing radiator fan
        • Renewing radiator fan motor
        • Checking cooling system for leaks
    • Exhaust turbocharger, G-charger
      • Servicing charge air system with turbocharger
        • Turbocharger for engine codes BLB, BNA, BRE, BVF, BVG - exploded view
        • Removing and installing turbocharger - engine codes BLB, BNA, BRE, BVF, BVG
        • Turbocharger for engine codes BRD, BVA - exploded view
        • Removing and installing turbocharger - engine codes BRD and BVA
        • Charge air cooling - exploded view
        • Removing and installing charge air cooler (left-side)
        • Removing and installing charge air cooler (right-side)
        • Removing and installing charge pressure sender G31 / intake air temperature sender G42
        • Checking charge air system for leaks
    • Exhaust system
      • Exhaust system without particulate filter
        • Exhaust system - exploded view
        • Separating centre and rear silencers
        • Removing and installing front exhaust pipe
        • Removing and installing front exhaust pipe with catalytic converter
        • Stress-free alignment of exhaust system
        • Checking exhaust system for leaks
      • Exhaust system with particulate filter
        • Exhaust system on vehicles with front-wheel drive - exploded view
        • Disconnecting centre silencer and rear silencer - vehicles with front-wheel drive
        • Exhaust system on vehicles with four-wheel drive - exploded view
        • Separating Y-pipe and rear silencer - vehicles with four-wheel drive
        • Front exhaust pipe with mountings on vehicles with manual gearbox - exploded view
        • Removing and installing front exhaust pipe - vehicles with manual gearbox
        • Front exhaust pipe with mountings on vehicles with multitronic gearbox - exploded view
        • Removing and installing front exhaust pipe - vehicles with multitronic gearbox
        • Removing and installing particulate filter - vehicles with manual gearbox
        • Removing and installing particulate filter - vehicles with multitronic gearbox
        • Stress-free alignment of exhaust system
        • Checking exhaust system for leaks
      • Exhaust manifold
        • Exhaust manifold - exploded view
        • Removing and installing exhaust manifold
      • Exhaust gas temperature control
        • Removing and installing exhaust gas temperature sender 1 G235
        • Removing and installing temperature sender before particulate filter G506
        • Removing and installing temperature sender after particulate filter G527 - vehicles with manual gearbox
        • Removing and installing temperature sender after particulate filter G527 - vehicles with multitronic gearbox
      • Exhaust gas recirculation system
        • Exhaust gas recirculation system - exploded view
        • Removing and installing exhaust gas recirculation cooler
        • Removing and installing vacuum unit for exhaust gas recirculation cooler
  • 6-cylinder engine (3.0 ltr. 5V), mechanics
    • Technical data
      • Technical data
        • Engine identification number and engine data
      • Safety precautions
        • Working on the fuel system
        • Procedure before opening high-pressure section of injection system
        • Working on the cooling system
        • Using testers and measuring instruments during a road test
        • Working on the exhaust system
      • General repair instructions
        • Rules for cleanliness when working on fuel supply system, injection system and turbocharger
        • Checking fuel system for leaks
        • Foreign particles in engine
        • Contact corrosion!
        • Routing and attachment of pipes, hoses and wiring
        • Checking vacuum system
        • Installing radiators and condensers
    • Engine assy,cylinder block,crankcase
      • Removing and installing engine
        • Removing engine
        • Securing engine to assembly stand
        • Installing engine
    • Enginecrankshaft group, pistons
      • Servicing work on pulley end
        • Lock carrier - exploded view
        • Moving lock carrier into service position
        • Poly V-belt drive - exploded view
        • Removing and installing poly V-belt
        • Removing and installing tensioner for poly V-belt
        • Removing and installing vibration damper
      • Removing and installing sealing flange and dual-mass flywheel/flywheel/drive plate
        • Sealing flanges and dual-mass flywheel/flywheel/drive plate - exploded view
        • Renewing crankshaft oil seal (pulley end)
        • Removing and installing sealing flange (front)
        • Removing and installing dual-mass flywheel - vehicles with manual gearbox
        • Extracting and driving in needle bearing for dual-mass flywheel
        • Removing and installing flywheel - vehicles with multitronic gearbox 01J
        • Removing and installing drive plate - vehicles with automatic gearbox 01V
        • Removing and installing sealing flange (rear)
      • Removing and installing crankshaft
        • Crankshaft - exploded view
        • Crankshaft dimensions
        • Measuring axial clearance
        • Measuring radial clearance
        • Removing and installing drive chain sprocket for oil pump
      • Dismantling and assembling pistons and conrods
        • Pistons and conrods - exploded view
        • Piston and cylinder dimensions
        • Checking radial clearance of conrod bearings
    • Engine cylinder head, valve gear
      • Toothed belt drive
        • Toothed belt covers - exploded view
        • Toothed belt drive - exploded view
        • Removing and installing toothed belt
      • Removing and installing cylinder head
        • Cylinder head - exploded view
        • Removing and installing cylinder head cover (left-side)
        • Removing and installing cylinder head cover (right-side)
        • Removing cylinder head (left-side)
        • Removing cylinder head (right-side)
        • Installing cylinder head
        • Checking compression
      • Removing and installing intake manifold
        • Intake manifold - exploded view
        • Removing and installing intake manifold
      • Servicing valve gear
        • Valve gear - exploded view
        • Camshaft adjuster - exploded view
        • Checking axial clearance of camshafts
        • Renewing camshaft oil seals
        • Removing and installing camshafts and camshaft adjuster
        • Checking hydraulic bucket tappets
        • Renewing valve stem oil seals with cylinder head installed
        • Renewing valve stem oil seals with cylinder head removed
        • Valve dimensions
        • Checking valve guides
        • Machining valve seats
        • Checking valves
    • Engine lubrication
      • Removing and installing parts of lubrication system
        • Sump (bottom section), oil pump - exploded view
        • Removing and installing sump (bottom section)
        • Removing and installing oil pump
        • Sump (top section), oil filter, chain tensioner - exploded view
        • Removing and installing sump (top section)
        • Removing and installing drive chain and chain tensioner for oil pump
        • Oil retention valve and spray nozzle valve - exploded view
        • Removing and installing oil pressure switch F1
        • Checking oil pressure and oil pressure switch F1
        • Engine oil
        • Checking oil level
    • Engine cooling
      • Removing and installing parts of cooling system
        • Diagram of coolant hose connections
        • Draining and filling cooling system
        • Coolant pump and thermostat - exploded view
        • Removing and installing coolant pump
        • Removing and installing thermostat
        • Checking thermostat
        • Coolant pipes - exploded view
        • Removing and installing coolant pipe (front)
        • Removing and installing coolant pipe (right-side)
        • Removing and installing coolant pipe (rear)
        • Removing and installing radiator
        • Renewing radiator fan motor
        • Checking cooling system for leaks
    • Exhaust system
      • Removing and installing components of exhaust system - rest-of-world vehicles
        • Exhaust system on vehicles with front-wheel drive - exploded view
        • Exhaust system on vehicles with four-wheel drive - exploded view
        • Separating centre and rear silencers
        • Renewing tailpipe
        • Removing and installing front exhaust pipe (left-side) with starter catalytic converter and main catalytic converter - vehicles
        • Removing and installing front exhaust pipe (right-side) with starter catalytic converter and main catalytic converter - vehicles
        • Removing and installing front exhaust pipe (left-side) with starter catalytic converter and main catalytic converter on vehicles
        • Removing and installing front exhaust pipe (right-side) with starter catalytic converter and main catalytic converter on vehicle
        • Removing and installing exhaust manifold (left-side)
        • Removing and installing exhaust manifold (right-side)
        • Stress-free alignment of exhaust system - vehicles with front-wheel drive
        • Stress-free alignment of exhaust system - vehicles with four-wheel drive
        • Aligning tailpipes
        • Checking exhaust system for leaks
      • Removing and installing components of exhaust system - USA vehicles
        • Exhaust system on vehicles with front-wheel drive - exploded view
        • Exhaust system on vehicles with four-wheel drive - exploded view
        • Separating centre and rear silencers
        • Renewing tailpipe
        • Removing and installing front exhaust pipe (left-side) with catalytic converter - vehicles with manual gearbox
        • Removing and installing front exhaust pipe (right-side) with catalytic converter - vehicles with manual gearbox
        • Removing and installing front exhaust pipe (left-side) with catalytic converter - vehicles with multitronic gearbox 01J
        • Removing and installing front exhaust pipe (right-side) with catalytic converter - vehicles with multitronic gearbox 01J
        • Removing and installing front exhaust pipe (left-side) with catalytic converter - vehicles with automatic gearbox 01V
        • Removing and installing front exhaust pipe (right-side) with catalytic converter - vehicles with automatic gearbox 01V
        • Removing and installing exhaust manifold (left-side)
        • Removing and installing exhaust manifold (right-side)
        • Stress-free alignment of exhaust system - vehicles with front-wheel drive
        • Stress-free alignment of exhaust system - vehicles with four-wheel drive
        • Aligning tailpipes
        • Checking exhaust system for leaks
      • Servicing secondary air system
        • Principle and function
        • Secondary air system - overview
        • Removing and installing secondary air pump
        • Checking combination valve for secondary air system for proper operation and leakage
        • Removing and installing combination valve for secondary air system (left-side)
        • Removing and installing combination valve for secondary air system (right-side)
  • 4-cylinder TDI unit injector engine (1.9 ltr.; 2.0 ltr. 2-valve), mechanics
    • Technical data
      • Engine number
      • Engine data
      • Safety precautions
        • Working on the fuel system
        • Working on the cooling system
        • Using testers and measuring instruments during a road test
        • Working on the exhaust system
      • General repair instructions
        • Different types of glow plugs
        • Handling ceramic glow plugs
        • Rules for cleanliness when working on fuel supply system, injection system and turbocharger
        • Checking for leaks in the fuel system
        • Foreign particles in engine
        • Contact corrosion!
        • Routing and attachment of pipes, hoses and wiring
        • Installing radiators, condensers and charge air coolers
        • Checking vacuum system
    • Engine assy,cylinder block,crankcase
      • Removing engine
      • Securing engine to engine and gearbox support
      • Installing engine
    • Enginecrankshaft group, pistons
      • Poly V-belt drive - vehicles up to 05.2003
        • Poly V-belt drive for power steering pump, alternator and viscous fan - exploded view of components
        • Poly V-belt drive for air conditioner - exploded view
        • Removing and installing poly V-belt
        • Removing and installing vibration damper
        • Removing and installing bracket for ancillaries
      • Poly V-belt drive - vehicles from 06.2003 onwards
        • Poly V-belt drive for power steering pump, alternator and air conditioner compressor - exploded view
        • Removing and installing poly V-belt
        • Removing and installing tensioner for poly V-belt
        • Removing and installing vibration damper
        • Removing and installing bracket for ancillaries
      • Toothed belt drive with hydraulically damped tensioning roller - engine codes AVB, AVF, AWX
        • Toothed belt drive with hydraulically damped tensioning roller - exploded view
        • Removing and installing toothed belt - vehicles with hydraulically damped tensioning roller
      • Toothed belt drive with friction-damped tensioning roller - engine codes AVB, AVF, AWX
        • Toothed belt drive with friction-damped tensioning roller - exploded view
        • Removing and installing toothed belt - vehicles with friction-damped tensioning roller
      • Toothed belt drive - engine codes BKE, BPW, BRB, BRC
        • Toothed belt drive - exploded view
        • Removing and installing toothed belt
      • Sealing flanges and flywheel
        • Sealing flanges and flywheel - exploded view
        • Renewing crankshaft oil seal (pulley end)
        • Removing and installing sealing flange (front) - vehicles up to 05.2003
        • Removing and installing sealing flange (front) - vehicles from 06.2003
        • Removing and installing dual-mass flywheel - vehicles with manual gearbox
        • Removing and installing flywheel - vehicles with multitronic gearbox
        • Removing and installing sealing flange (rear)
      • Crankshaft
        • Crankshaft - exploded view
        • Removing and installing sender wheel for engine speed sender G28
        • Extracting and driving in needle bearing for crankshaft - needle bearing (open version)
        • Extracting and driving in needle bearing for crankshaft - needle bearing (closed version)
        • Crankshaft dimensions
        • Measuring axial clearance of crankshaft
        • Measuring radial clearance of crankshaft
        • Removing and installing drive chain sprocket for oil pump - engine codes AVB, AVF, AWX, BKE and BRB
        • Converting balance shaft assembly to spur gear drive
        • Pulling spur gear off crankshaft and shrink-fitting new spur gear
      • Pistons and conrods
        • Different versions of conrods and conrod bolts
        • Pistons with industrially cracked conrods - exploded view
        • Piston with sawn conrod - exploded view
        • Measuring piston projection at TDC
        • Piston and cylinder dimensions
        • Measuring radial clearance of conrods
    • Engine cylinder head, valve gear
      • Handling different types of glow plugs
        • Different types of glow plugs
        • Handling ceramic glow plugs
      • Cylinder head
        • Cylinder head - exploded view
        • Removing and installing cylinder head cover
        • Removing and installing cylinder head
        • Checking compression - engine codes AVB, AVF and AWX
        • Checking compression - engine codes BKE, BPW, BRB and BRC
      • Valve gear
        • Valve gear - exploded view
        • Checking axial clearance of camshaft
        • Renewing camshaft oil seal
        • Removing and installing camshaft
        • Renewing valve stem oil seals with cylinder head installed
        • Renewing valve stem oil seals with cylinder head removed
        • Checking hydraulic bucket tappets
        • Valve dimensions
        • Machining valve seats
        • Checking valve guides
        • Checking valves
    • Engine lubrication
      • Removing and installing parts of lubrication system
      • Sump, oil pump - engine codes AVB, AVF, AWX, BKE, BRB
        • Sump, oil pump - exploded view
        • Removing and installing oil level and oil temperature sender G266
        • Removing and installing sump
        • Removing and installing oil pump
      • Sump, oil pump, balance shaft assembly with chain drive - engine codes BPW, BRC
        • Sump, oil pump, balance shaft assembly with chain drive - exploded view
        • Removing and installing oil level and oil temperature sender G266
        • Removing and installing sump
        • Removing and installing balance shaft assembly
        • Removing and installing oil pump
        • Removing and installing chain tensioner for balance shaft assembly
      • Sump, oil pump, balance shaft assembly with spur gear drive - engine codes BPW, BRC
        • Sump, oil pump, balance shaft assembly with spur gear drive - exploded view
        • Removing and installing oil level and oil temperature sender G266
        • Removing and installing sump
        • Removing and installing oil pump
        • Removing balance shaft assembly
        • Installing a new balance shaft assembly
        • Re-installing the "old" balance shaft assembly
      • Oil filter bracket with engine oil cooler
        • Oil filter bracket with engine oil cooler - exploded view
        • Removing and installing oil filter bracket with engine oil cooler
        • Checking oil pressure and oil pressure switch
        • Engine oil
        • Checking oil level
    • Engine cooling
      • Cooling system
        • Diagram of coolant hose connections
        • Draining and filling cooling system
        • Removing and installing coolant pump
        • Removing, installing and checking thermostat
        • Removing and installing coolant pipe (top)
        • Removing and installing coolant pipe (bottom)
        • Removing and installing viscous fan - vehicles up to 05.2003
        • Removing and installing bearing for viscous fan in bracket - vehicles up to 05.2003
        • Removing and installing radiator
        • Removing and installing radiator cowl - vehicles up to 10.2004
        • Removing and installing radiator fan - vehicles up to 10.2004
        • Removing and installing radiator cowl - vehicles from 11.2004 onwards
        • Removing and installing radiator fan - vehicles from 11.2004 onwards
        • Renewing radiator fan motor
        • Checking cooling system for leaks
    • Exhaust turbocharger, G-charger
      • Charge air system with turbocharger
        • Turbocharger - exploded view
        • Removing and installing turbocharger- engine codes AVB, AVF, AWX and BKE
        • Removing and installing turbocharger - engine codes BPW, BRB, BRC
        • Charge air cooler - exploded view
        • Removing and installing charge air cooler
    • Exhaust system
      • Exhaust system without particulate filter
        • Exhaust system on vehicles with front-wheel drive - exploded view
        • Disconnecting centre silencer and rear silencer - vehicles with front-wheel drive
        • Exhaust system on vehicles with four-wheel drive - exploded view
        • Disconnecting centre silencer and rear silencer - vehicles with four-wheel drive
        • Removing and installing front exhaust pipe with catalytic converter
        • Stress-free alignment of exhaust system
        • Checking exhaust system for leaks
      • Exhaust system with particulate filter
        • Exhaust system on vehicles with front-wheel drive - exploded view
        • Disconnecting centre silencer and rear silencer - vehicles with front-wheel drive
        • Exhaust system on vehicles with four-wheel drive - exploded view
        • Separating Y-pipe and rear silencer - vehicles with four-wheel drive
        • Front exhaust pipe with mountings on vehicles with manual gearbox - exploded view
        • Removing and installing front exhaust pipe - vehicles with manual gearbox
        • Front exhaust pipe with mountings on vehicles with multitronic gearbox - exploded view
        • Removing and installing front exhaust pipe - vehicles with multitronic gearbox
        • Removing and installing particulate filter - vehicles with manual gearbox
        • Removing and installing particulate filter - vehicles with multitronic gearbox
        • Stress-free alignment of exhaust system
        • Checking exhaust system for leaks
      • Exhaust manifold
        • Exhaust manifold - exploded view
        • Removing and installing exhaust manifold
      • Exhaust gas temperature control
        • Removing and installing exhaust temperature sender 1 G235
        • Removing and installing temperature sender before particulate filter G506
        • Removing and installing temperature sender after particulate filter G527 - vehicles with manual gearbox
        • Removing and installing temperature sender after particulate filter G527 - vehicles with multitronic gearbox
      • Exhaust gas recirculation system (engine codes AVB, AVF and AWX)
        • Exhaust gas recirculation system - exploded view
        • Hose connection diagram for exhaust gas recirculation
        • Checking mechanical exhaust gas recirculation valve
      • Exhaust gas recirculation system - engine codes BKE, BPW, BRB and BRC
        • Exhaust gas recirculation system - exploded view
        • Removing and installing exhaust gas recirculation cooler
  • 8-cylinder engine (4.2 ltr. 5-valve with timing chains), mechanics
    • Technical data
      • Engine number
      • Engine data
      • Safety precautions
      • General repair instructions
        • Rules for cleanliness
        • Checking for leaks in the fuel system
        • Contact corrosion!
    • Engine assy,cylinder block,crankcase
      • Removing engine - vehicles with manual gearbox
        • Removing engine
        • Separating engine and gearbox
        • Securing engine to engine and gearbox stand
        • Installing engine
      • Removing and installing engine - vehicles with automatic gearbox
        • Removing engine - vehicles with automatic gearbox
        • Separating engine and gearbox
        • Securing engine to engine and gearbox stand
        • Installing engine
    • Enginecrankshaft group, pistons
      • Dismantling and assembling engine
        • Lock carrier in service position - exploded view of components
        • Moving lock carrier into service position
      • Servicing work on pulley end
        • Poly V-belt drive for alternator - exploded view of components
        • Removing and installing poly V-belt
        • Removing and installing vibration damper
        • Renewing crankshaft oil seal (pulley end)
      • Servicing work on timing chain end
        • Dual-mass flywheel - exploded view of components
        • Removing and installing dual-mass flywheel
        • Extracting and driving in needle bearing for dual-mass flywheel
        • Drive plate - exploded view of components
        • Removing and installing drive plate
        • Renewing crankshaft oil seal (timing chain end)
        • Timing chain covers - exploded view of components
        • Removing and installing all timing chain covers
        • Camshaft timing chains - exploded view of components
        • Removing and installing camshaft timing chains
        • Detaching camshaft timing chains from camshafts
        • Drive chain for valve gear - exploded view of components
        • Removing and installing drive chain for valve gear
        • Chain for auxiliary drives - exploded view of components
        • Removing and installing chain for auxiliary drives
        • Auxiliary drives - exploded view of components
        • Renewing oil seals for auxiliary drives
        • Removing and installing spur gear drive
      • Removing and installing crankshaft
        • Crankshaft - exploded view of components
        • Allocation of main bearing shells for new crankshafts
        • Allocation of main bearing shells on used and machined crankshafts
        • Crankshaft dimensions
        • Measuring axial clearance
        • Measuring radial clearance
      • Dismantling and assembling pistons and conrods
        • Pistons and conrods - exploded view of components
        • Piston and cylinder dimensions
        • Measuring radial clearance of conrods
    • Engine cylinder head, valve gear
      • Removing and installing cylinder head
        • Cylinder head - exploded view of components
        • Removing and installing cylinder head cover (left-side)
        • Removing and installing cylinder head cover (right-side)
        • Removing and installing cylinder head
      • Removing and installing intake manifold
        • Intake manifold (vehicles with fuel return line) - exploded view of components
        • Intake manifold (vehicles without fuel return line) - exploded view of components
        • Removing and installing intake manifold
        • Checking compression
      • Servicing valve gear
        • Valve gear - exploded view of components
        • Removing and installing camshafts
        • Checking axial clearance of camshafts
        • Removing and installing roller rocker fingers
        • Renewing valve stem oil seals
        • Checking valve guides
        • Checking valves
        • Valve dimensions
        • Machining valve seats
    • Engine lubrication
      • Removing and installing parts of lubrication system
        • Oil pump, sump (bottom section) - exploded view of components
        • Removing and installing sump (bottom section)
        • Removing and installing oil pump
        • Sump (top section) - exploded view of components
        • Removing and installing sump (top section)
        • Oil retention valve and spray nozzle valve - exploded view of components
        • Removing and installing oil retention valves and spray nozzle valve
        • Oil filter housing - exploded view of components
        • Removing and installing oil filter housing
        • Removing and installing oil cooler
        • Removing and installing oil pressure switch F1
        • Checking oil pressure and oil pressure switch
        • Engine oil
        • Checking oil level
    • Engine cooling
      • Removing and installing parts of cooling system
        • Diagram of coolant hose connections
        • Draining and filling cooling system
        • Coolant pump and thermostat - exploded view of components
        • Removing and installing coolant pump
        • Removing and installing thermostat
        • Checking thermostat
        • Coolant pipes - exploded view of components
        • Removing and installing coolant pipe (front)
        • Removing and installing coolant pipe (rear)
        • Removing and installing coolant pipe (left-side)
        • Removing and installing coolant pipe (right-side)
        • Removing and installing radiator
        • Removing and installing auxiliary radiator (left-side)
        • Removing and installing auxiliary radiator (right-side)
        • Checking cooling system for leaks
        • Removing and installing radiator fan V7 (left side)
        • Removing and installing radiator fan 2 V177 (right side)
    • Exhaust system
      • Removing and installing parts of exhaust system
        • Exhaust system - exploded view of components
        • Separating centre and rear silencers
        • Removing and installing front exhaust pipe (left-side) with starter catalytic converter and main catalytic converter (vehicles w
        • Removing and installing front exhaust pipe (right-side) with starter catalytic converter and main catalytic converter (vehicles
        • Removing and installing front exhaust pipe (left-side) with starter catalytic converter and main catalytic converter (vehicles w
        • Removing and installing front exhaust pipe (right-side) with starter catalytic converter and main catalytic converter (vehicles
        • Removing and installing exhaust manifold (left-side)
        • Removing and installing exhaust manifold (right-side)
        • Stress-free alignment of exhaust system
        • Checking exhaust system for leaks
      • Servicing secondary air system
        • Principle and function
        • Secondary air system - overview
        • Removing and installing secondary air pump
        • Checking combination valve for secondary air system for proper operation and leakage
        • Removing and installing combination valve for secondary air system (left-side)
        • Removing and installing combination valve for secondary air system (right-side)
      • Exhaust flap
        • Checking exhaust flap
        • Checking vacuum unit for exhaust flap
  • 4-cylinder engine (2.0 ltr. 5-valve), mechanics
    • Technical data
      • Technical data
        • Engine number
        • Engine data
      • Safety precautions
        • Working on the fuel system
        • Procedure before opening high-pressure section of injection system
        • Working on the cooling system
        • Using testers and measuring instruments during a road test
        • Working on the exhaust system
      • General repair instructions
        • Rules for cleanliness when working on fuel supply system and injection system
        • Checking fuel system for leaks
        • Foreign particles in engine
        • Contact corrosion!
        • Routing and attachment of pipes, hoses and wiring
        • Checking vacuum system
        • Installing radiators and condensers
    • Engine assy,cylinder block,crankcase
      • Removing and installing engine
        • Removing engine
        • Securing engine to assembly stand
        • Installing engine
    • Enginecrankshaft group, pistons
      • Dismantling and assembling engine
        • Lock carrier - exploded view
        • Moving lock carrier into service position
        • Poly V-belt for alternator, power steering pump and air conditioner compressor
        • Removing and installing poly V-belt
        • Removing and installing vibration damper
        • Removing and installing bracket for ancillaries
        • Toothed belt drive - exploded view
        • Removing, installing and tensioning toothed belt
        • Detaching toothed belt from camshaft sprocket
        • Removing and installing tensioner for toothed belt
      • Removing and installing sealing flanges and flywheel/dual-mass flywheel
        • Sealing flanges and flywheel/dual-mass flywheel - exploded view of components
        • Renewing crankshaft oil seal (pulley end)
        • Removing and installing sealing flange (front)
        • Removing and installing dual-mass flywheel - vehicles with manual gearbox
        • Removing and installing flywheel - vehicles with multitronic gearbox
        • Removing and installing sealing flange (rear)
      • Removing and installing crankshaft
        • Crankshaft - exploded view
        • Crankshaft dimensions
        • Extracting and driving in needle bearing for crankshaft
        • Removing and installing chain sprocket
      • Dismantling and assembling pistons and conrods
        • Pistons and conrods - exploded view
        • Piston and cylinder dimensions
    • Engine cylinder head, valve gear
      • Removing and installing cylinder head
        • Cylinder head - exploded view
        • Removing and installing cylinder head cover
        • Removing and installing cylinder head
        • Checking compression
      • Removing and installing intake manifold
        • Intake manifold - exploded view
        • Removing and installing intake manifold
      • Servicing valve gear
        • Valve gear - exploded view
        • Checking axial clearance of camshafts
        • Renewing exhaust camshaft oil seal
        • Renewing inlet camshaft oil seal
        • Removing and installing camshafts and hydraulic chain tensioner
        • Renewing valve stem oil seals with cylinder head installed
        • Renewing valve stem oil seals with cylinder head removed
        • Checking hydraulic bucket tappets
        • Checking valves
        • Valve dimensions
        • Machining valve seats
        • Checking valve guides
        • Removing and installing camshaft control valve 1N205
    • Engine lubrication
      • Removing and installing parts of lubrication system
        • Sump and balance shaft assembly with oil pump - exploded view of components
        • Removing and installing sump and balance shaft assembly
        • Oil pump with balance shaft gear assembly - exploded view of components
        • Crankcase breather
        • Oil filter and oil cooler - exploded view of components
        • Removing and installing oil cooler
        • Removing and installing oil filter housing
        • Checking oil pressure and oil pressure switch
        • Engine oil
        • Checking oil level
    • Engine cooling
      • Removing and installing parts of cooling system
        • Diagram of coolant hose connections
        • Draining and filling cooling system
        • Removing and installing coolant pump
        • Removing and installing coolant pipe (top)
        • Removing and installing coolant pipe (bottom)
        • Thermostat housing - exploded view of components
        • Removing and installing thermostat housing with map-controlled engine cooling thermostatF265
        • Checking map-controlled engine cooling thermostatF265
        • Removing and installing radiator
        • Removing and installing radiator cowl
        • Removing and installing radiator fan
        • Renewing radiator fan motor
        • Checking cooling system for leaks
    • Exhaust system
      • Removing and installing parts of exhaust system
        • Exhaust system - exploded view
        • Separating centre and rear silencers
        • Removing and installing front exhaust pipe
        • Removing and installing front exhaust pipe with catalytic converter
        • Removing and installing exhaust manifold
        • Stress-free alignment of exhaust system
        • Checking exhaust system for leaks
  • TDI injection and glow plug system (6-cyl. 2.7 ltr., 3.0 ltr. 4-valve common rail)
    • Fuel preparation system Diesel injection
      • Servicing diesel direct injection system
        • Safety precautions
        • To avoid any risk of injuries to persons and/or damage to the injection and glow plug system, always observe the following safet
        • Rules for cleanliness and instructions for working on fuel system
        • Checking vacuum system
      • Injection system
        • Overview of fitting locations
        • System layout
        • Fuel system - exploded view
        • Air cleaner - exploded view
        • Removing and installing engine cover panel
        • Removing and installing air filter element
        • Removing and installing air mass meterG70
        • Intake manifold - exploded view
        • Removing and installing intake manifold (top section)
        • Removing and installing bottom section of intake manifold (left-side)
        • Removing and installing bottom section of intake manifold (right-side)
        • Removing and installing intake manifold flap motorV157 or intake manifold flap 2 motorV275
        • Checking injectors (piezo injectors)
        • Adaption of injector delivery calibration values and injector voltage calibration values
        • Checking return flow rate of injectors (piezo injectors) with engine running
        • Checking return flow rate of injectors (piezo injectors) at starter cranking speed
        • Checking for injectors sticking open (piezo injectors)
        • Checking pressure retention valve in fuel return line
        • Removing and installing injectors (piezo injectors)
        • Toothed belt for high-pressure pump - exploded view
        • Removing and installing toothed belt for high-pressure pump - vehicles up to 02.2006
        • Removing and installing toothed belt for high-pressure pump - vehicles from 02.2006 onwards
        • High-pressure pump on vehicles up to 09.2005 - exploded view
        • Removing and installing high-pressure pump - vehicles up to 09.2005
        • High-pressure pump on vehicles from 09.2005 onwards - exploded view
        • Removing and installing high-pressure pump - vehicles from 09.2005 onwards
        • Bleeding fuel system and checking for leaks
        • Bleeding fuel system after installing high-pressure pump
        • Checking fuel pressure regulating valveN276
        • Removing and installing fuel pressure regulating valveN276
        • Removing and installing fuel pressure senderG247
        • Removing and installing Lambda probeG39 with Lambda probe heaterZ19
        • Removing and installing exhaust gas pressure sensor 1G450
      • Engine control unit
        • Wiring and component check with test boxV.A.G 1598/42
        • Renewing engine control unitJ623
    • Ignition system, glow plug system
      • Checking glow plug system
        • Removing and installing glow plugs
  • 8-cylinder direct petrol injection engine (4.2 ltr. 4-valve RS 4), mechanics
    • Technical data
      • Engine number
      • Engine data
      • Safety precautions
        • Procedure before opening high-pressure section of injection system
      • General repair instructions
        • Rules for cleanliness when working on fuel supply system and injection system
        • Checking for leaks in the fuel system
        • Foreign particles in engine
        • Contact corrosion!
        • Routing and attachment of pipes, hoses and wiring
        • Installing radiators and condensers
        • Checking vacuum system
    • Engine assy,cylinder block,crankcase
      • Removing engine
      • Separating engine and gearbox
      • Securing engine to engine and gearbox support
      • Installing engine
      • Assembly mountings
        • Assembly mountings - exploded view
        • Removing and installing engine mountings
        • Removing and installing mounting for torque reaction support
    • Enginecrankshaft group, pistons
      • Cylinder block (pulley end)
        • Poly V-belt drive for alternator - exploded view
        • Removing and installing poly V-belt
        • Removing and installing vibration damper
        • Renewing crankshaft oil seal (pulley end)
      • Cylinder block (gearbox end)
        • Dual-mass flywheel - exploded view
        • Removing and installing dual-mass flywheel
        • Extracting and driving in needle bearing for dual-mass flywheel
        • Renewing crankshaft oil seal (gearbox end)
      • Crankshaft
        • Crankshaft - exploded view
        • Allocation of main bearing shells for new crankshafts
        • Allocation of main bearing shells on used and machined crankshafts
        • Crankshaft dimensions
        • Measuring axial clearance
        • Measuring radial clearance
      • Pistons and conrods
        • Pistons and conrods - exploded view
        • Allocation of conrods and conrod bearing shells to crankshaft
        • Piston and cylinder dimensions
        • Measuring radial clearance of conrods
    • Engine cylinder head, valve gear
      • Chain drive
        • Timing chain covers - exploded view
        • Removing and installing timing chain covers (left and right)
        • Removing and installing timing chain cover (bottom)
        • Camshaft timing chains for vehicles up to 03.2007 - exploded view
        • Removing timing chains from camshafts - vehicles up to 03.2007
        • Removing and installing camshaft timing chains - vehicles up to 03.2007
        • Camshaft timing chains for vehicles from 03.2007 onwards - exploded view
        • Removing timing chains from camshafts - vehicles from 03.2007 onwards
        • Removing and installing camshaft timing chains - vehicles from 03.2007 onwards
        • Drive chain for valve gear for vehicles up to 03.2007 - exploded view
        • Removing and installing drive chain for valve gear - vehicles up to 03.2007
        • Drive chain for valve gear for vehicles from 03.2007 onwards - exploded view
        • Removing and installing drive chain for valve gear - vehicles from 03.2007 onwards
        • Drive chain for auxiliary drives - exploded view
        • Removing and installing drive chain for auxiliary drives
        • Auxiliary drives - exploded view
        • Renewing oil seal for AC compressor drive
        • Renewing oil seal for power steering pump drive
        • Removing and installing spur gear drive
      • Cylinder head
        • Cylinder head - exploded view
        • Removing and installing cylinder head cover (left-side)
        • Removing and installing cylinder head cover (right-side)
        • Removing and installing cylinder head
        • Checking compression
      • Valve gear
        • Valve gear - exploded view
        • Measuring axial clearance of camshafts
        • Measuring radial clearance of camshafts
        • Removing and installing camshafts
        • Renewing valve stem oil seals with cylinder head installed
        • Renewing valve stem oil seals with cylinder head removed
        • Checking hydraulic valve compensation elements
        • Valve dimensions
        • Checking valve guides
        • Checking valves
    • Engine lubrication
      • Lubrication system
        • Oil pump, sump (bottom section) - exploded view
        • Removing and installing oil level and oil temperature sender G266
        • Removing and installing sump (bottom section)
        • Removing and installing oil pump
        • Sump (top section) - exploded view
        • Removing and installing sump (top section)
        • Oil retention valve and spray nozzle valve - exploded view
        • Removing and installing oil retention valve and spray nozzle valve
        • Removing and installing hose for crankcase breather system
        • Oil filter housing - exploded view
        • Removing and installing oil filter housing
        • Removing and installing engine oil cooler on engine
        • Removing and installing engine oil cooler on lock carrier
        • Removing and installing oil pressure switch F1
        • Checking oil pressure and oil pressure switch F1
        • Engine oil
        • Checking oil level
    • Engine cooling
      • Cooling system
        • Diagram of coolant hose connections
        • Draining and filling cooling system
        • Coolant pump and thermostat - exploded view
        • Removing and installing coolant pump
        • Removing and installing thermostat with housing
        • Checking thermostat
        • Removing and installing continued coolant circulation pump V51
        • Coolant pipes - exploded view
        • Removing and installing coolant pipe (front)
        • Removing and installing coolant pipe (rear)
        • Removing and installing coolant pipe (left-side)
        • Removing and installing coolant pipe (right-side)
        • Removing and installing radiator
        • Removing and installing auxiliary radiator (left-side)
        • Removing and installing auxiliary radiator (right-side)
        • Removing and installing radiator fan control unit J293
        • Removing and installing radiator fan V7 (left side)
        • Removing and installing radiator fan 2 V177 (right side)
        • Checking cooling system for leaks
    • Exhaust system
      • Exhaust system
        • Exhaust system - exploded view
        • Separating centre and rear silencers
        • Removing and installing front exhaust pipe (left-side) with starter catalytic converter and main catalytic converter
        • Removing and installing front exhaust pipe (right-side) with starter catalytic converter and main catalytic converter
        • Exhaust manifold - exploded view
        • Removing and installing exhaust manifold (left-side)
        • Removing and installing exhaust manifold (right-side)
        • Stress-free alignment of exhaust system
        • Checking exhaust system for leaks
      • Secondary air system
        • Principle and function
        • Secondary air system - exploded view
        • Removing and installing secondary air pump
        • Checking combination valves for secondary air system for correct operation and leakage
        • Removing and installing combination valve for secondary air system (left-side)
        • Removing and installing combination valve for secondary air system (right-side)
      • Exhaust flap
        • Checking exhaust flap
        • Checking vacuum unit for exhaust flap
  • Direct petrol injection and ignition system (8-cyl. 4.2 ltr. 4-valve), RS 4
    • Mixture preparation system, electronic inj.,Gas
      • Safety precautions and rules for cleanliness
        • General notes on self-diagnosis
        • Safety precautions
        • Rules for cleanliness when working on the injection system
        • Important: Required procedure prior to opening high-pressure injection system
        • Checking vacuum system
      • Injection system
        • Technical data
        • Overview of fitting locations
        • Air cleaner - exploded view
        • Removing and installing air cleaner housing
        • Removing and installing air filter element
        • Removing and installing air mass meter G70
        • Intake manifold - exploded view
        • Removing and installing intake manifold
        • Injectors and fuel rail - exploded view
        • Removing and installing injectors
        • Checking fuel pressure and residual pressure (up to high-pressure pump)
        • High-pressure pump - exploded view
        • Removing and installing high-pressure pump
        • Lambda probes - overview
        • Removing and installing Lambda probes
      • Engine control unit
        • Wiring and component check with test box V.A.G 1598/42
        • Removing and installing engine control unit J623
        • Removing and installing engine control unit 2 J624
    • Ignition system, glow plug system
      • General notes and safety precautions
        • General notes on ignition system
        • Safety precautions
      • Servicing ignition system
        • Test data
        • Ignition system - exploded view
        • Removing and installing ignition coils
        • Removing and installing knock sensors
• Power transmission
  • Rear final drive 01R
    • Technical data
      • Rear final drive identification
      • Code letters, allocation, transmission ratios, capacities
        • Audi A4 2001 ? – Code letters, allocation, transmission ratios, capacities
        • Audi Cabriolet 2003 ? – Code letters, allocation, transmission ratios, capacities
        • Audi A6 2005 ? – Code letters, allocation, transmission ratios, capacities
        • Audi A8 2003 ? – Code letters, allocation, transmission ratios, capacities
      • Transmission layout
      • General repair instructions
        • Contact corrosion!
        • Jacking mode (vehicles with pneumatic suspension)
        • Special tools
        • Components
    • Final drive, differential, differential lock
      • Servicing propshaft - overview
        • Removing and installing propshaft on Audi A4, Audi Cabriolet and Audi A6
        • Removing and installing propshaft on Audi A8
        • Detaching and attaching propshaft at rear final drive
      • Measuring and marking radial run-out at flange for propshaft
      • Checking gear oil in rear final drive
      • Exploded view - rear final drive on Audi A4, Audi Cabriolet and Audi A6
        • Removing rear final drive on Audi A4, Audi Cabriolet and Audi A6
      • Exploded view - rear final drive on Audi A8
        • Removing and installing rear final drive on Audi A8
      • Renewing flange shaft oil seals
        • Renewing flange shaft oil seals on Audi A4, Audi Cabriolet
        • Renewing flange shaft oil seals on Audi A6
        • Renewing flange shaft oil seals on Audi A8
      • Renewing oil seal for propshaft flange on rear final drive (rear final drive installed)
      • General overview - dismantling and assembling rear final drive
      • Exploded view - removing and installing differential
        • Removing differential
      • Exploded view - dismantling and assembling differential
      • Exploded view - removing and installing pinion shaft; dismantling and assembling pinion shaft
        • Removing and installing pinion shaft; dismantling and assembling pinion shaft
      • Adjusting pinion shaft and crown wheel
        • Adjustment and marking of final drive gear set
        • Position of shims
        • Table of adjustments
        • Recommended sequence for adjusting gear set
        • Adjusting pinion shaft
        • Adjusting crown wheel
  • multitronic 01J, front-wheel drive
    • Technical data
      • Gearbox identification
      • Notes on CVT gearbox type "multitronic 01J (front-wheel drive)”
      • Code letters, gearbox allocation, ratios, equipment
      • Gearbox fluid capacities
      • Safety precautions
      • Notes on tow-starting and towing
      • Repair instructions
      • Contact corrosion!
      • Rules for cleanliness when working on the gearbox
      • Common faults
    • Enginecrankshaft group, pistons
      • Removing and installing damper unit
        • Removing and installing damper unit
    • Automatic gearbox, control, assembly, housing
      • Electrical/electronic components and fitting locations
      • Servicing selector mechanism (vehicles up to VIN 8E_6A156499)
        • Checking selector mechanism (vehicles up to VIN 8E_6A156499)
        • Removing and installing selector mechanism (vehicles up to VIN 8E_6A156499)
        • Exploded view - Selector lever handle, selector mechanism cover (vehicles up to VIN 8E_6A156499)
        • Removing and installing selector lever handle (vehicles up to VIN 8E_6A156499)
        • Removing and installing selector mechanism cover (vehicles up to VIN 8E_6A156499)
        • Removing and installing tiptronic switch F189 (vehicles up to VIN 8E_6A156499)
        • Exploded view - Dismantling and assembling selector mechanism (vehicles up to VIN 8E_6A156499)
        • Dismantling and assembling selector mechanism (vehicles up to VIN 8E_6A156499)
        • Removing and installing selector lever lock solenoid N110 (vehicles up to VIN 8E_6A156499)
        • Exploded view - Selector lever cable and locking cable (vehicles up to VIN 8E_6A156499)
        • Removing and installing selector lever cable (vehicles up to VIN 8E_6A156499)
        • Adjusting selector lever cable (vehicles up to VIN 8E_6A156499)
        • Adjusting selector lever cable to basic setting (vehicles up to VIN 8E_6A156499)
        • Removing and installing locking cable (vehicles up to VIN 8E_6A156499)
        • Adjusting locking cable (vehicles up to VIN 8E_6A156499)
      • Servicing selector mechanism (vehicles from VIN 8E_6A156500 onwards)
        • Checking selector mechanism (vehicles from VIN 8E_6A156500 onwards)
        • Exploded view - Selector lever handle, selector mechanism cover (vehicles from VIN 8E_6A156500 onwards)
        • Removing and installing selector lever handle (vehicles from VIN 8E_6A156500 onwards)
        • Removing and installing selector mechanism cover (vehicles from VIN 8E_6A156500 onwards)
        • Removing and installing tiptronic switch F189 (vehicles from VIN 8E_6A156500 onwards)
        • Exploded view - Selector mechanism (vehicles from VIN 8E_6A156500 onwards)
        • Removing and installing selector mechanism (vehicles from VIN 8E_6A156500 onwards)
        • Removing and installing selector lever lock solenoid N110 (vehicles from VIN 8E_6A156500 onwards)
        • Exploded view - Selector lever cable and locking cable (vehicles from VIN 8E_6A156500 onwards)
        • Removing and installing selector lever cable (vehicles from VIN 8E_6A156500 onwards)
        • Adjusting selector lever cable (vehicles from VIN 8E_6A156500 onwards)
        • Adjusting selector lever cable to basic setting (vehicles from VIN 8E_6A156500 onwards)
        • Removing and installing locking cable (vehicles from VIN 8E_6A156500 onwards)
        • Adjusting locking cable (vehicles from VIN 8E_6A156500 onwards)
      • Removing and installing gearbox
        • Removing gearbox on vehicles with 1.8 ltr. turbo engine (also for Audi Cabriolet)
        • Removing gearbox on vehicles with 2.0 ltr. normally aspirated engine (also for Audi Cabriolet)
        • Removing gearbox on vehicles with 2.0 ltr. TFSI engine (also for Audi Cabriolet)
        • Removing gearbox - vehicles with 6-cyl. 2.4 ltr. or 3.0 ltr. petrol engine (also for Audi Cabriolet)
        • Removing gearbox - vehicles with 6-cyl. 3.2 ltr. FSI petrol engine (also for Audi Cabriolet)
        • Removing gearbox on vehicles with 4-cyl. TDI engine (also for Audi Cabriolet)
        • Removing gearbox on vehicles with 6-cyl. TDI engine (also for Audi Cabriolet)
        • Installing gearbox
        • Transporting gearbox
        • Securing gearbox to engine and gearbox support
        • Removing and installing gearbox mounting, gearbox support and tunnel cross member
      • ATF in gearbox
        • Checking and correcting ATF level
        • Changing ATF or filling up after performing repairs
      • Servicing ATF pipes, ATF cooler and additional ATF filter
        • ATF pipes, ATF cooler and additional ATF filter on vehicles with 1.8 ltr. turbo engine
        • ATF pipes, ATF cooler and additional ATF filter on vehicles with 2.0 ltr. normally aspirated engine
        • ATF pipes, ATF cooler and additional ATF filter on vehicles with 2.0 ltr. TFSI engine
        • ATF pipes, ATF cooler and additional ATF filter on vehicles with 6-cyl. petrol engine
        • ATF pipes, ATF cooler and additional ATF filter on vehicles with 4-cyl. TDI engine
        • ATF pipes, ATF cooler and additional ATF filter on vehicles with 6-cyl. TDI engine
        • Cleaning ATF pipes and ATF cooler
        • Additional ATF filter
        • Removing and installing additional ATF filter on vehicles with 1.8 ltr. turbo engine, 2.0 ltr. TFSI engine and 4-cyl. TDI engine
        • Removing and installing additional ATF filter on vehicles with 2.0 ltr. normally aspirated engine and 6-cyl. petrol engine
        • Removing and installing additional ATF filter on vehicles with 6-cyl. TDI engine
        • Removing and installing ATF breather pipe
        • Renewing oil seal for selector shaft
    • Automatic gearbox, gears, control
      • Dismantling and assembling gearbox
        • Removing and installing end cover
        • Removing and installing automatic gearbox control unit J217
        • Cleaning selector shaft
        • Removing and installing hydraulic control unit
        • Removing and installing input shaft
        • Renewing oil seal for input shaft
    • Final drive, differential, differential lock
      • Gear oil in front final drive
        • Checking gear oil level in front final drive
      • Servicing front final drive
        • Removing and installing flange shaft (left-side)
        • Removing and installing flange shaft (right-side)
        • Removing and installing cover for front final drive
        • Renewing oil seal for flange shaft (left-side)
        • Renewing oil seal for flange shaft (right-side) and grooved ball bearing
        • Renewing oil seal for pinion shaft
  • 6-speed manual gearbox 02X, four-wheel drive
    • Technical data
      • Gearbox identification
        • Code letters, allocation, transmission ratios, capacities
      • Identification of rear final drive units 01R, 0AR and 08V
        • Rear final drive 01R
        • Rear final drive 0AR
        • Rear final drive 08V
      • Transmission layout
      • Calculating ratio "i"
      • General repair instructions
        • Special tools
        • Components
    • Clutch, control
      • Servicing clutch mechanism
        • Exploded view - pedal cluster (LHD vehicles)
        • Removing and installing clutch pedal switchF36
        • Removing and installing clutch pedal switch for engine startF194
        • Removing and installing over-centre spring
        • Exploded view - pedal cluster (RHD vehicles)
        • Exploded view - hydraulic system
        • Notes on removing and installing clutch master cylinder and slave cylinder
        • Function check for clutch master cylinder and slave cylinder
        • Removing and installing clutch master cylinder
        • Bleeding clutch system
      • Exploded view - servicing clutch release mechanism
        • Removing and installing clutch slave cylinder
      • Servicing clutch
        • Exploded view - servicing conventional clutch
        • Removing and installing conventional clutch
        • Exploded view - servicing self-adjusting clutch (Sachs version)
        • Removing and installing self-adjusting clutch (Sachs version)
        • Exploded view - servicing clutch with SAC pressure plate (LuK version)
        • Removing and installing clutch with SAC pressure plate
        • Resetting adjuster ring in SAC clutch pressure plate
    • Gearbox mechanics,operation, construction,diff.
      • Servicing selector mechanism
        • Installation position of selector mechanism
        • Exploded view - selector mechanism
        • Removing and installing gear knob with boot
        • Removing and installing selector mechanism
        • Adjusting selector mechanism
      • Removing and installing gearbox
        • Removing gearbox on vehicles with 4-cylinder engine
        • Removing gearbox on vehicles with 6-cylinder engine
        • Installing gearbox on vehicles with 4-cylinder or 6-cylinder engine
        • Transporting gearbox
      • Exploded view - tunnel cross member, gearbox mounting and gearbox support
        • Removing and installing tunnel cross member
        • Removing and installing gearbox support with gearbox mounting
      • Checking oil level in manual gearbox
      • Mounting gearbox on assembly stand
      • Dismantling and assembling gearbox
        • General layout of gearbox
        • Exploded view
        • Exploded view - removing and installing ball bearing for input shaft, gearbox cover, bearing housing and selector shaft
        • Exploded view - servicing self-locking centre differential
        • Removing and installing self-locking centre differential with gearbox installed
        • Exploded view - removing and installing 3rd to 6th gear
        • Exploded view - removing and installing input shaft, pinion shaft, hollow shaft, reverse gear wheel and reverse selector gear
        • Assembly sequence - dismantling and assembling gearbox
      • Exploded view - dismantling and assembling centre differential housing
        • Removing and installing centre differential housing with gearbox installed
        • Renewing oil seal and ball bearing for flange shaft (rear) on gearbox
      • Exploded view - servicing gearbox cover
      • Exploded view - servicing bearing housing
      • Exploded view - servicing gearbox housing
      • Removing and installing selector shaft, oil seal and reversing light switchF4
        • Removing and installing selector shaft with gearbox installed
        • Renewing oil seal for selector shaft with gearbox removed (gearbox remains assembled)
        • Renewing oil seal for selector shaft with gearbox installed
        • Removing and installing reversing light switchF4
    • Gearbox,mechanics,gears,shafts,internal operation
      • Input shaft
        • Exploded view - input shaft
        • Dismantling and assembling input shaft
        • Adjusting input shaft
      • Pinion shaft and hollow shaft
        • Exploded view - pinion shaft and hollow shaft
        • Dismantling and assembling pinion shaft and hollow shaft
    • Final drive, differential, differential lock
      • Renewing flange shaft oil seals (left and right)
        • Renewing oil seal for flange shaft (left-side)
        • Renewing oil seal for flange shaft (right-side)
      • Differential
        • Exploded view - removing and installing differential
        • Exploded view - dismantling and assembling differential
      • Adjusting pinion shaft and crown wheel
        • Adjustment and marking of final drive gear set
        • Position of shims
        • Table of adjustments
        • Recommended sequence for adjusting gear set
        • Adjusting pinion shaft
        • Re-determining shim "S4" when renewing bearing housing
        • Adjusting crown wheel
  • 6-speed manual gearbox 01X, front-wheel drive
    • Technical data
      • Gearbox identification
        • Code letters, allocation, transmission ratios, capacities
      • Transmission layout
      • Calculating ratio "i”
      • General repair instructions
        • Special tools
        • Components
    • Clutch, control
      • Servicing clutch mechanism
        • Exploded view - pedal cluster (LHD vehicles)
        • Removing and installing clutch pedal switch F36
        • Removing and installing clutch pedal switch for engine start F194
        • Removing and installing over-centre spring
        • Exploded view - pedal cluster (RHD vehicles)
        • Exploded view - hydraulic system
        • Notes on removing and installing clutch master cylinder and slave cylinder
        • Function check for clutch master cylinder and slave cylinder
        • Removing and installing clutch master cylinder
        • Bleeding clutch system
      • Servicing clutch release mechanism
        • Checking release bearing
        • Removing and installing clutch slave cylinder
      • Servicing clutch
        • Servicing conventional clutch
        • Removing and installing conventional clutch
        • Servicing self-adjusting clutch (Sachs version)
        • Removing and installing self-adjusting clutch (Sachs version)
        • Servicing clutch with SAC pressure plate (LuK version)
        • Removing and installing clutch with SAC pressure plate
        • Resetting adjuster ring in SAC pressure plate
    • Gearbox mechanics,operation, construction,diff.
      • Servicing selector mechanism
        • Installation position of selector mechanism
        • Exploded view - selector mechanism
        • Removing and installing gear knob with boot
        • Removing and installing selector mechanism
        • Adjusting selector mechanism
      • Removing and installing gearbox
        • Removing gearbox on vehicles with 4-cylinder petrol engine
        • Removing gearbox on vehicles with 4-cylinder TDI engine
        • Removing gearbox on vehicles with 6-cylinder engine
        • Installing gearbox on vehicles with 4-cylinder or 6-cylinder engine
        • Transporting gearbox
      • Removing and installing gearbox mounting
      • Checking oil level in manual gearbox
      • Mounting gearbox on assembly stand
      • Dismantling and assembling gearbox
        • General layout of gearbox
        • Exploded view - dismantling and assembling gearbox
        • Exploded view - removing and installing ball bearing for input shaft, gearbox cover, bearing housing and selector shaft
        • Exploded view - removing and installing 3rd to 6th gear
        • Exploded view - removing and installing input shaft, output shaft, reverse gear wheel and reverse selector gear
        • Assembly sequence - dismantling and assembling gearbox
      • Servicing gearbox cover
      • Servicing bearing housing
      • Servicing gearbox housing
      • Servicing selector shaft
        • Removing and installing selector shaft with gearbox installed
        • Renewing oil seal for selector shaft with gearbox removed (gearbox remains assembled)
        • Renewing oil seal for selector shaft with gearbox installed
        • Removing and installing reversing light switch F4
    • Gearbox,mechanics,gears,shafts,internal operation
      • Input shaft
        • Exploded view - input shaft
        • Dismantling and assembling input shaft
        • Adjusting input shaft
      • Pinion shaft (output shaft)
        • Exploded view - pinion shaft (output shaft)
        • Dismantling and assembling pinion shaft (output shaft)
    • Final drive, differential, differential lock
      • Renewing oil seals for flange shafts
        • Renewing oil seal for flange shaft (left-side)
        • Renewing oil seal for flange shaft (right-side)
      • Differential
        • Removing and installing differential
        • Dismantling and assembling differential
      • Adjusting pinion shaft and crown wheel
        • Adjustment and marking of final drive gear set
        • Position of shims
        • Table of adjustments
        • Recommended sequence for adjusting gear set
        • Adjusting pinion shaft
        • Re-determining shim "S4” when renewing bearing housing
        • Adjusting crown wheel
  • 6-speed manual gearbox 01E, four-wheel drive
    • Technical data
      • Gearbox identification
        • Code letters, allocation, transmission ratios, capacities
      • Rear final drive identification
        • Rear final drive identification
      • Transmission layout
        • Calculating ratio "i”
      • General repair instructions
        • Special tools
        • Components
    • Clutch, control
      • Servicing clutch mechanism
        • Pedal cluster (LHD vehicles) - exploded view
        • Removing and installing clutch pedal switch F36
        • Removing and installing clutch pedal switch for engine start F194
        • Removing and installing over-centre spring
        • Pedal cluster (RHD vehicles) - exploded view
        • Hydraulics - exploded view
        • Notes on removing and installing clutch master cylinder and slave cylinder
        • Function check for clutch master cylinder and slave cylinder
        • Removing and installing clutch master cylinder
        • Bleeding clutch system
      • Servicing clutch release mechanism
        • Removing and installing clutch slave cylinder
      • Servicing clutch
        • Servicing conventional clutch
        • Removing and installing conventional clutch
        • Clutch with SAC pressure plate - exploded view
        • Removing and installing clutch with SAC pressure plate
        • Resetting adjuster ring in SAC clutch pressure plate
    • Gearbox mechanics,operation, construction,diff.
      • Servicing selector mechanism
        • Installation position of selector mechanism
        • Selector mechanism - exploded view
        • Removing and installing gear knob with boot
        • Removing and installing selector mechanism
        • Adjusting selector mechanism
        • Checking gear lever adjustment
      • Removing and installing gearbox
        • Removing gearbox - vehicles with 4-cyl. petrol engine
        • Removing gearbox - vehicles with 4-cyl. TDI engine
        • Removing gearbox - vehicles with V6 petrol engine
        • Removing gearbox - vehicles with V6 TDI engine
        • Installing gearbox
      • Oil level in manual gearbox
        • Checking oil level in manual gearbox
        • Oil pipes on vehicles with V6 TDI engine (132 kW) - exploded view
        • Removing and installing oil pump
        • Removing and installing gearbox mounting
      • Dismantling and assembling gearbox
        • Bearing housing, Torsen differential and end cover - exploded view
        • Manual gearbox and selector shaft - exploded view
        • 5th and 6th gear - exploded view
        • Input shaft, pinion shaft, hollow shaft and internal selector mechanism - exploded view
        • Removing and installing bearing housing, Torsen differential, end cover, internal selector mechanism, input shaft, pinion shaft
        • Dismantling and assembling bearing housing
        • Servicing bearings for Torsen differential
        • Servicing end cover
        • Servicing intermediate housing
        • Re-determining thickness of shim "S4”
        • Servicing gearbox housing
        • Servicing selector shaft with selector cylinder
    • Gearbox,mechanics,gears,shafts,internal operation
      • Dismantling and assembling input shaft
      • Dismantling and assembling pinion shaft and hollow shaft
    • Final drive, differential, differential lock
      • Servicing front final drive
        • Removing and installing flange shaft (left-side)
        • Removing and installing flange shaft (right-side)
        • Renewing oil seal for flange shaft
        • Removing and installing speedometer sender G22
        • Removing and installing drive wheel for speedometer sender G22
        • Renewing oil seal and grooved ball bearing for flange for propshaft on gearbox
      • Dismantling and assembling front final drive
        • Removing and installing differential
        • Dismantling and assembling differential
        • Adjusting pinion shaft and crown wheel
        • Adjusting pinion shaft
        • Adjusting crown wheel
  • Automatic gearbox 09L, four-wheel drive
    • Technical data
      • Gearbox identification
        • Location of code letters on gearbox
      • Notes on the automatic 6-speed gearbox 09L
      • Code letters, gearbox allocation, ratios, equipment
      • Rear final drive identification
      • Capacities
        • Capacity of planetary gearbox
        • Capacity of front final drive
        • Capacity of transfer box
        • Capacity of rear final drive
      • Notes on tow-starting and towing
      • Repair instructions
        • General repair instructions
      • Rules for cleanliness when working on the automatic gearbox
    • Torque converter
      • Torque converter
        • Identification of torque converter
        • Draining torque converter
        • Renewing oil seal for torque converter
        • Checking torque converter
        • Installing torque converter
    • Automatic gearbox, control, assembly, housing
      • Electrical/electronic components and fitting locations
      • Servicing selector mechanism
        • Checking selector mechanism
        • Exploded view - selector mechanism cover, selector lever handle
        • Removing and installing selector lever handle
        • Removing and installing selector mechanism cover
        • Removing and installing tiptronic switch F189
      • Exploded view - dismantling and assembling selector mechanism on vehicles with vehicle ID No. up to 8E_8A 002699
        • Removing and installing shift unit on vehicles with vehicle ID No. up to 8E_8A 002700
        • Dismantling and assembling selector mechanism on vehicles with vehicle ID No. up to 8E_8A 002700
        • Removing and installing selector lever lock solenoid N110 on vehicles with vehicle ID No. up to 8E_8A 002700
      • Exploded view - dismantling and assembling selector mechanism on vehicles with vehicle ID No. from 8E_8A 002700 onwards
        • Removing and installing selector mechanism on vehicles with vehicle ID No. from 8E_8A 002700 onwards
        • Removing and installing selector lever lock solenoid N110 on vehicles with vehicle ID No. from 8E_8A 002700 onwards
      • Exploded view - selector lever cable and locking cable on vehicles with vehicle ID No. up to 8E_8A 002699
        • Removing and installing selector lever cable on vehicles with 2.0 ltr. TFSI engine with vehicle ID No. up to 8E_8A 002699
        • Removing and installing selector lever cable on vehicles with 3.2 ltr. FSI engine with vehicle ID No. up to 8E_8A 002699
        • Removing and installing selector lever cable on vehicles with 4.2 ltr. MPI engine with vehicle ID No. up to 8E_8A 002699
        • Removing and installing selector lever cable on vehicles with 3.0 ltr. TDI engine with vehicle ID No. up to 8E_8A 002699
        • Checking and adjusting selector lever cable on vehicles with vehicle ID No. up to 8E_8A 002699
        • Adjusting selector lever cable to basic setting on vehicles with vehicle ID No. up to 8E_8A 002699
        • Removing and installing locking cable on vehicles with vehicle ID No. up to 8E_8A 002699
        • Adjusting locking cable on vehicles with vehicle ID No. up to 8E_8A 002699
      • Exploded view - selector lever cable and locking cable on vehicles with vehicle ID No. from 8E_8A 002700 onwards
        • Removing and installing selector lever cable on vehicles with 2.0 ltr. TFSI engine with vehicle ID No. from 8E_8A 002700 onwards
        • Removing and installing selector lever cable on vehicles with 3.2 ltr. FSI engine with vehicle ID No. from 8E_8A 002700 onwards
        • Removing and installing selector lever cable on vehicles with 4.2 ltr. MPI engine with vehicle ID No. from 8E_8A 002700 onwards
        • Removing and installing selector lever cable on vehicles with 3.0 ltr. TDI engine with vehicle ID No. from 8E_8A 002700 onwards
        • Checking and adjusting selector lever cable on vehicles with vehicle ID No. from 8E_8A 002700 onwards
        • Adjusting selector lever cable to basic setting on vehicles with vehicle ID No. from 8E_8A 002700 onwards
        • Removing and installing locking cable on vehicles with vehicle ID No. from 8E_8A 002700 onwards
        • Adjusting locking cable on vehicles with vehicle ID No. from 8E_8A 002700 onwards
      • Removing and installing gearbox
        • Removing gearbox - vehicles with 2.0 ltr. TFSI engine
        • Installing gearbox - vehicles with 2.0 ltr. TFSI engine
        • Removing gearbox on vehicles with 3.2 ltr. FSI engine
        • Installing gearbox on vehicles with 3.2 ltr. FSI engine
        • Removing gearbox on vehicles with 4.2 ltr. MPI engine
        • Installing gearbox on vehicles with 4.2 ltr. MPI engine
        • Removing gearbox on vehicles with 3.0 ltr. TDI engine
        • Installing gearbox on vehicles with 3.0 ltr. TDI engine
        • Removing and installing gearbox support and gearbox mounting (left and right)
        • Transporting the automatic gearbox
        • Securing gearbox to assembly stand
      • ATF level in planetary gearbox
        • Checking and correcting ATF level
        • Draining ATF and filling up after repairs
      • ATF pipes and ATF cooler
        • Exploded view - ATF cooling pipes on vehicles with 2.0 ltr. TFSI engine
        • Exploded view - ATF pipes and ATF cooler on vehicles with 3.2 ltr. FSI engine
        • Exploded view - ATF cooling pipes on vehicles with 4.2 ltr. MPI engine
        • Exploded view - ATF cooling pipes on vehicles with 3.0 ltr. TDI engine
        • Removing and installing ATF cooling pipes
        • Cleaning ATF cooling pipes and ATF cooler
    • Automatic gearbox, gears, control
      • Removing and installing oil pan, ATF strainer and mechatronic unit
        • Removing and installing oil pan
        • Removing and installing ATF strainer
        • Removing and installing mechatronic unit
        • Removing and installing wiring harness in gearbox
    • Final drive, differential, differential lock
      • Gear oil level in front final drive
        • Checking gear oil level in front final drive
        • Filling up gear oil in front final drive after repairs
      • Servicing front final drive
        • Front final drive - exploded view
        • Removing and installing flange shaft (left-side)
        • Removing and installing flange shaft (right-side)
        • Renewing oil seal for flange shaft (right-side)
        • Renewing O-ring on cover for final drive
        • Renewing oil seal for final drive/gearbox housing
        • Renewing oil seal for selector shaft
      • Gear oil level in transfer box
        • Checking gear oil level in transfer box
        • Filling up gear oil in transfer box after repairs
      • Servicing transfer box
        • Removing and installing cover for self-locking centre differential
        • Renewing oil seal for flange shaft (rear)
  • 6-speed manual gearbox 0A2, front-wheel drive
    • Technical data
      • Gearbox identification
        • Code letters, allocation, transmission ratios, capacities
      • Transmission layout
        • Calculating ratio "i"
      • General repair instructions
        • Components
        • Special tools
        • Contact corrosion!
    • Clutch, control
      • Servicing clutch mechanism
        • Exploded view - pedal cluster (LHD vehicles)
        • Removing and installing clutch pedal switchF36
        • Removing and installing clutch pedal switch for engine startF194
        • Removing and installing over-centre spring
        • Exploded view - pedal cluster (RHD vehicles)
        • Exploded view - hydraulic system
        • Notes on removing and installing clutch master cylinder and slave cylinder
        • Function check for clutch master cylinder and slave cylinder
        • Removing and installing clutch master cylinder
        • Bleeding clutch system
      • Exploded view - servicing clutch release mechanism
        • Removing and installing clutch slave cylinder
      • Servicing clutch
        • Exploded view - servicing clutch with SAC pressure plate (LuK version)
        • Removing and installing clutch with SAC pressure plate
        • Resetting adjuster ring in SAC clutch pressure plate
    • Gearbox mechanics,operation, construction,diff.
      • Servicing selector mechanism
        • Installation position of selector mechanism
        • Exploded view - selector mechanism
        • Servicing gear lever and gear lever bearing
        • Servicing selector rod, connecting rod and push rod
        • Removing and installing gear knob with boot
        • Removing and installing selector mechanism
        • Adjusting selector mechanism
      • Removing and installing gearbox
        • Removing gearbox - vehicles with 2.5 ltr. TDI engine
        • Installing gearbox - vehicles with 2.5 ltr. TDI engine
        • Removing gearbox - vehicles with 2.7 ltr. TDI engine
        • Installing gearbox in vehicles with 2.7 ltr. TDI engine
      • Transporting gearbox
      • Mounting gearbox on assembly stand
      • Exploded view - gearbox mounting and tunnel cross member
        • Removing and installing gearbox mounting and tunnel cross member
      • Checking oil level in manual gearbox
      • Removing and installing reversing light switchF4
      • Renewing oil seal for selector shaft with gearbox installed
      • Removing and installing selector shaft
      • Removing and installing selector shaft locking bushes (with gearbox installed in vehicle)
      • Dismantling and assembling gearbox
    • Gearbox,mechanics,gears,shafts,internal operation
      • Input shaft
      • Pinion shaft
    • Final drive, differential, differential lock
      • Renewing flange shaft oil seals (left and right)
        • Renewing flange shaft oil seal (left-side) with gearbox installed in vehicle
        • Renewing flange shaft oil seal (right-side) with gearbox installed in vehicle
      • Differential
        • Removing and installing differential
        • Dismantling and assembling differential
      • Adjusting pinion shaft and crown wheel
  • 6-speed manual gearbox 0A3, four-wheel drive
    • Technical data
      • Gearbox identification
      • Code letters, allocation, transmission ratios, capacities
        • Audi A4 2001 ? Code letters, allocation, transmission ratios, capacities
        • Audi A4 Cabriolet 2003 ? Code letters, allocation, transmission ratios, capacities
      • Identification of rear final drive units 01R, 0AR and 08V
        • Rear final drive 01R
        • Rear final drive 0AR
        • Rear final drive 08V
      • Transmission layout
        • Calculating ratio "i”
      • General repair instructions
    • Clutch, control
      • Servicing clutch mechanism - overview
        • Exploded view - pedal cluster (LHD vehicles)
        • Removing and installing clutch pedal switch F36
        • Removing and installing clutch pedal switch for engine start F194
        • Removing and installing over-centre spring
        • Exploded view - pedal cluster (RHD vehicles)
      • Exploded view - clutch hydraulics
        • Notes on removing and installing clutch master cylinder and slave cylinder
        • Function check for clutch master cylinder and slave cylinder
        • Removing and installing clutch master cylinder
        • Bleeding clutch system
      • Exploded view - clutch release mechanism
        • Checking release bearing
        • Removing and installing clutch slave cylinder on vehicles with 4-cylinder engine and 6-cylinder TDI engine
        • Removing and installing clutch slave cylinder on vehicles with 8-cylinder engine
      • Servicing clutch
        • Servicing clutch with SAC pressure plate (LuK version)
        • Removing and installing clutch with SAC pressure plate
        • Resetting adjuster ring in SAC clutch pressure plate
    • Gearbox mechanics,operation, construction,diff.
      • Servicing selector mechanism
        • Installation position of selector mechanism
        • Selector mechanism - exploded view
        • Exploded view - gear lever and gear lever bearing
        • Exploded view - Selector rod, connecting rod and push rod
        • Removing and installing gear knob with boot
        • Removing and installing selector mechanism
        • Adjusting selector mechanism
      • Removing and installing gearbox
        • Removing gearbox - vehicles with 4-cylinder TDI engine
        • Installing gearbox - vehicles with 4-cylinder TDI engine
        • Removing gearbox - vehicles with 2.5 ltr. TDI engine
        • Installing gearbox - vehicles with 2.5 ltr. TDI engine
        • Removing gearbox - vehicles with 3.0 ltr. TDI engine
        • Installing gearbox - vehicles with 3.0 ltr. TDI engine
        • Removing gearbox - vehicles with 8-cyl. MPI engine (Audi S4)
        • Installing gearbox - vehicles with 8-cyl. MPI engine (Audi S4)
        • Removing gearbox - vehicles with 8-cyl. FSI engine (Audi RS 4)
        • Installing gearbox - vehicles with 8-cyl. FSI engine (Audi RS 4)
        • Transporting gearbox
      • Exploded view - gearbox mounting and tunnel cross member
        • Removing and installing gearbox mounting
      • Checking oil level in manual gearbox
      • Removing reversing light switch F4
      • Renewing oil seal for selector shaft with gearbox installed
      • Removing and installing selector shaft
      • Removing and installing selector shaft locking bushes (with gearbox installed)
      • Exploded view – centre differential and centre differential housing
        • Removing and installing centre differential housing with gearbox installed
      • Exploded view - centre differential housing
      • Dismantling and assembling gearbox
    • Gearbox,mechanics,gears,shafts,internal operation
      • Dismantling and assembling input shaft and output shaft
    • Final drive, differential, differential lock
      • Renewing flange shaft oil seals
        • Renewing flange shaft oil seal (left-side)
        • Renewing flange shaft oil seal (right-side)
      • Differential (front)
        • Removing and installing differential
        • Dismantling and assembling differential
      • Adjusting pinion shaft and crown wheel
  • Servicing automatic gearbox 01V, front-wheel drive and four-wheel drive
    • Technical data
      • Repair instructions
        • General repair instructions
        • Special tools
      • Rules for cleanliness when working on the automatic gearbox
      • Frequently occurring faults
        • No power transmitted in any gear
        • Gearshift jolts; individual gears slipping; gearshifts take too long
        • Gearshift jolts, power transmission problems in 4th and 5th gear
        • ATF leaks between engine and gearbox
        • Noise while driving (changes with road speed)
    • Torque converter
      • Torque converter
        • Checking torque converter lock-up clutch
        • Draining torque converter
        • Checking torque converter
    • Automatic gearbox, control, assembly, housing
      • Securing gearbox to assembly stand
      • Dismantling and assembling planetary gearbox
        • Planetary gearbox - exploded view of components
        • Dismantling and assembling planetary gearbox
      • Dismantling and assembling body "I”
        • Body "I” - exploded view of components
        • Dismantling body "I”
        • Clutch "F” - exploded view of components
        • Dismantling and assembling clutch "F”
        • Clutch "D/G” with freewheel - exploded view of components
        • Dismantling and assembling clutch "D/G” with freewheel
        • Planetary drive "III” - exploded view of components
        • Dismantling and assembling planetary drive "III”
        • Assembling body "I”
      • Dismantling and assembling body "II”
        • Body "II” - exploded view of components
        • Dismantling body "II”
        • Clutch "B” - exploded view of components
        • Dismantling and assembling clutch "B”
        • Clutch "A” - exploded view of components
        • Dismantling and assembling clutch "A”
        • Clutch "E” - exploded view of components
        • Dismantling and assembling clutch "E”
        • Assembling body "II”
      • Dismantling and assembling clutch "C”
        • Clutch "C” - exploded view of components
        • Dismantling and assembling clutch "C”
    • Automatic gearbox, gears, control
      • Dismantling and assembling ATF supply unit
        • ATF supply unit - exploded view of components
        • Removing and installing complete ATF supply unit (gearbox not dismantled)
        • Removing and installing ATF pump in housing of ATF supply unit
        • Removing and installing housing for ATF supply unit and stator shaft
        • Removing and installing stator shaft
        • Renewing oil seal for ATF pump
      • Performing servicing work with gearbox installed
        • Removing and installing valve body
        • Removing and installing internal oil pipe
        • Removing and installing gearbox speed sender G38 / gearbox output speed sender G195
        • Removing and installing gearbox input speed sender G182 - gearbox with hydraulic control type "E17”
        • Removing and installing gearbox input speed sender G182 - gearbox with hydraulic control type "E18/2”
        • Removing and installing wiring harness in gearbox
      • Assessment of wear on gearbox components
        • Assessment of wear by checking ATF for colour and contamination
        • Clutch "F”
        • Clutch "D/G” with freewheel
        • Planetary drive "III”
        • Clutch "B”
        • Clutch "A”
        • Clutch "E”
        • Clutch "C”
        • ATF supply unit
    • Final drive, differential, differential lock
      • Servicing front axle drive and transfer box
        • Removing and installing transfer box with Torsen differential
        • Front axle drive and transfer box - exploded view of components
        • Renewing oil seal for output flange for propshaft
        • Renewing oil seal in intermediate flange for front axle drive
        • Renewing oil seal in input pinion
        • Renewing needle bearing for spur gear 2
  • Automatic gearbox 01V, front-wheel drive and four-wheel drive
    • Technical data
      • Gearbox, front final drive, transfer box
        • Gearbox identification
        • Notes on 5-speed automatic gearbox 01V
        • Gearbox (four-wheel drive) - code letters, gearbox allocation, ratios, equipment
      • Rear final drive
      • Capacities
        • ATF in planetary gearbox
        • Front final drive
        • Transfer box
        • Rear final drive
      • Safety precautions
      • Notes on tow-starting and towing
      • Transmission layout
        • Actuation of selector elements
      • Repair instructions
        • Resetting adaption values for gearbox control unit (basic setting)
      • Rules for cleanliness when working on the automatic gearbox
    • Torque converter
      • Exploded view - torque converter
        • Identification of torque converter
        • Draining torque converter
        • Renewing oil seal for torque converter
        • Checking torque converter
        • Installing torque converter
    • Automatic gearbox, control, assembly, housing
      • Electrical/electronic components and fitting locations
        • Removing and installing automatic gearbox control unit J217
        • Checking automatic gearbox relay J60
      • Exploded view - selector mechanism cover, selector lever handle
        • Checking ignition key removal lock
        • Checking selector mechanism
        • Removing and installing selector lever handle
        • Removing and installing selector mechanism cover
        • Removing and installing tiptronic switch F189
      • Exploded view - selector mechanism
        • Removing and installing selector mechanism
        • Dismantling and assembling selector mechanism
        • Removing and installing selector lever lock solenoid N110
      • Exploded view - selector lever cable and locking cable
        • Removing and installing selector lever cable
        • Checking and adjusting selector lever cable
        • Adjusting selector lever cable to basic setting
        • Removing and installing locking cable
        • Adjusting locking cable
      • Removing and installing gearbox
        • Removing
        • Installing gearbox
        • Removing and installing gearbox support (left and right)
        • Transporting the automatic gearbox
        • Securing gearbox to assembly stand
      • ATF in planetary gearbox
        • Checking and topping up ATF level in planetary gearbox
        • Checking ATF level - vehicles with auxiliary ATF cooler
        • Changing ATF or filling up after performing repairs
      • ATF pipes
        • Exploded view - ATF pipes on vehicles with 1.8 ltr. turbocharged petrol engine
        • Exploded view - ATF pipes on vehicles with 3.0 ltr. petrol engine
        • Exploded view - ATF pipes on vehicles with 2.5 ltr. TDI engine
        • Exploded view - auxiliary ATF cooler
        • Removing and installing ATF pipes
        • Removing and installing auxiliary ATF cooler
        • Cleaning ATF pipes and ATF cooler
    • Automatic gearbox, gears, control
      • Oil pan, ATF strainer and valve body
        • Exploded view - hydraulic control components
        • Removing and installing oil pan
        • Removing and installing ATF strainer
        • Removing and installing valve body
        • Removing and installing internal oil pipe
        • Renewing oil seal for selector shaft
        • Removing and installing multifunction switch F125
        • Removing and installing speedometer sender G22
        • Removing and installing gearbox input speed sender G182
        • Removing and installing gearbox output speed sender G195
        • Removing and installing wiring harness in gearbox
        • Removing and installing gearbox oil temperature sender G93
    • Final drive, differential, differential lock
      • For full description see corresponding Manual for rear final drive
      • Gear oil in front final drive
        • Checking gear oil level in front final drive
        • Filling up gear oil in front final drive after repairs
      • Exploded view - front final drive
        • Renewing oil seal for flange shaft (right-side)
        • Renewing oil seal and grooved ball bearing for flange shaft (left-side)
        • Renewing gasket for front axle drive
        • Renewing oil seal for final drive/gearbox housing
        • Renewing O-ring on cover for final drive
      • Gear oil in transfer box
        • Checking gear oil level in transfer box and topping up
        • Changing gear oil in transfer box or filling up after repairs
      • Front axle drive and transfer box
        • Exploded view - front axle drive and transfer box
        • Removing and installing transfer box with centre differential
        • Renewing oil seal for output flange for propshaft
        • Renewing oil seal in intermediate flange for front axle drive
        • Renewing oil seal in input pinion
        • Renewing needle bearing for spur gear 2
      • Servicing propshaft
  • Servicing 6-speed manual gearbox 0A3, four-wheel drive
    • Technical data
      • Gearbox identification
        • Location on gearbox
      • General repair instructions
        • Special tools
        • Components
          • Components|Gearbox
          • Sealants
          • O-rings, oil seals, gaskets
          • Locking elements
          • Nuts, bolts
          • Components|Shims
          • Bearings
          • Synchroniser rings
          • Gear wheels and synchronising hubs
          • Selector gears
    • Gearbox mechanics,operation, construction,diff.
      • Dismantling and assembling gearbox
        • General layout of gearbox
        • Exploded view
        • Removing and installing Torsen housing and Torsen differential - exploded view
        • Removing and installing gearbox cover and selector shaft - exploded view
        • Removing and installing 1st, 2nd and reverse gear - exploded view
        • Removing and installing input shaft, hollow shaft, pinion shaft and selector rods - exploded view
        • Dismantling and assembling sequence
          • Dismantling gearbox
          • Assembling gearbox
        • Renewing grooved ball bearing for input shaft with gearbox removed (gearbox remains assembled)
      • Dismantling and assembling Torsen housing
      • Servicing gearbox cover
      • Servicing gearbox housing
    • Gearbox,mechanics,gears,shafts,internal operation
      • Input shaft
        • Input shaft - exploded view
        • Dismantling and assembling input shaft - assembly sequence
      • Pinion shaft and hollow shaft
        • Pinion shaft and hollow shaft - exploded view
        • Dismantling and assembling pinion shaft
        • Re-determining shim "S5” for positioning tapered roller bearing inner race
        • Dismantling and assembling hollow shaft
        • Re-determining shim "S6” for positioning 2nd speed selector gear
        • Servicing bearings for Torsen differential
    • Final drive, differential, differential lock
      • Renewing flange shaft oil seals
      • Removing and installing differential
      • Dismantling and assembling differential
      • Adjusting pinion shaft and crown wheel
        • Adjustment and marking of final drive gear set
          • Adjustment of final drive gear sets marked with dimension "E”
          • Adjustment of final drive gear sets marked with deviation (tolerance) "e”
        • Position of shims
        • Table of adjustments
        • Recommended sequence for adjusting gear set
        • Adjusting pinion shaft
          • Adjusting pinion shaft when dimension "E” is marked on outer circumference of crown wheel
          • Adjusting pinion shaft when deviation (tolerance) "e” is marked on outer circumference of crown wheel
        • Adjusting crown wheel
          • Measuring backlash
  • Rear final drive 0AR
    • Technical data
      • Rear final drive identification
        • Audi A4 2001 ? – Code letters, allocation, transmission ratios and capacities
        • Cabriolet 2003 ? – Code letters, allocation, transmission ratios and capacities
        • Audi A6 2005 ? – Code letters, allocation, transmission ratios, capacities
        • Audi A8 2003 ? – Code letters, allocation, transmission ratios, capacities
      • Transmission layout
      • General repair instructions
        • Jacking mode (vehicles with pneumatic suspension)
        • Special tools
        • Components
    • Final drive, differential, differential lock
      • Exploded view - servicing propshaft
        • Removing and installing propshaft - Audi A4, Audi Cabriolet and Audi A6
        • Removing and installing propshaft on Audi A8
        • Detaching and attaching propshaft at rear final drive
      • Measuring and marking radial run-out at flange for propshaft
      • Checking gear oil in rear final drive
      • Exploded view - rear final drive on Audi A4, Audi Cabriolet and Audi A6
        • Removing and installing rear final drive on Audi A4, Audi Cabriolet and Audi A6
      • Exploded view - rear final drive on Audi A8
        • Removing and installing rear final drive on Audi A8
      • Renewing flange shaft oil seals
      • Renewing protective ring on flange shaft
      • Renewing oil seal for propshaft flange on rear final drive (rear final drive installed)
        • Renewing protective ring on flange for propshaft
  • 6-speed manual gearbox 01E/0A1, front-wheel drive
    • Technical data
      • Gearbox identification
        • Gearbox identification
        • Code letters, allocation, transmission ratios, capacities
      • Transmission layout
        • Calculating ratio "i”
      • General repair instructions
        • Special tools
        • Components
    • Clutch, control
      • Servicing clutch mechanism
        • Pedal cluster (LHD vehicles) - exploded view of components
        • Removing and installing clutch pedal switch F36
        • Removing and installing clutch pedal switch for engine start F194
        • Removing and installing over-centre spring
        • Pedal cluster (RHD vehicles) - exploded view of components
        • Hydraulics - exploded view of components
        • Notes on removing and installing clutch master cylinder and slave cylinder
          • Function check for clutch master and slave cylinders
        • Removing and installing clutch master cylinder
        • Bleeding clutch system
      • Servicing clutch release mechanism
        • Clutch release mechanism - exploded view of components
        • Removing and installing clutch slave cylinder
      • Servicing clutch
        • Servicing conventional clutch
        • Removing and installing conventional clutch
        • Clutch with SAC pressure plate - exploded view of components
        • Removing and installing clutch with SAC pressure plate
        • Resetting adjuster ring in SAC clutch pressure plate
    • Gearbox mechanics,operation, construction,diff.
      • Servicing selector mechanism
        • Installation position of selector mechanism
        • Selector mechanism - exploded view of components
        • Removing and installing gear lever knob with boot
        • Removing and installing selector mechanism
        • Adjusting selector mechanism
        • Checking gear lever adjustment
      • Removing and installing gearbox
        • Removing gearbox on vehicles with 1.8 ltr. turbocharged engine
        • Removing gearbox on vehicles with 4-cyl. TDI engine
        • Removing gearbox on vehicles with V6 TDI engine
        • Installing gearbox
      • Checking oil level in manual gearbox
      • Dismantling and assembling gearbox
        • Gear cluster/bearing plate and end cover - exploded view of components
        • 5th and 6th gear - exploded view of components
        • Input shaft, pinion shaft and internal selector mechanism - exploded view of components
        • Removing and installing end cover, 5th and 6th gear, bearing plate, input shaft, pinion shaft and selector rods
        • Servicing end cover
        • Servicing bearing plate
        • Re-determining thickness of shim "S4”
        • Servicing gearbox housing
        • Dismantling and assembling selector shaft assembly
    • Gearbox,mechanics,gears,shafts,internal operation
      • Dismantling and assembling input shaft
      • Dismantling and assembling pinion shaft
    • Final drive, differential, differential lock
      • Servicing final drive
        • Renewing flange shaft oil seal (left and right)
          • Renewing flange shaft oil seal (left-side)
          • Renewing flange shaft oil seal (right-side)
        • Removing and installing speedometer sender G22
        • Removing and installing drive wheel for speedometer sender
      • Dismantling and assembling differential
        • Removing and installing differential
        • Dismantling and assembling differential
        • Adjusting pinion shaft and crown wheel
        • Adjusting pinion shaft
        • Adjusting crown wheel
  • Servicing 6-speed manual gearbox 0A2, front-wheel drive
    • Technical data
      • Gearbox identification
      • General repair instructions
        • Special tools
        • Components
          • Components|Gearbox
          • Sealants
          • O-rings, oil seals, gaskets
          • Locking elements
          • Nuts, bolts
          • Components|Shims
          • Bearings
          • Synchroniser rings
          • Gear wheels and synchronising hubs
          • Selector gears
          • Wear pattern on selector gears and locking collars
    • Gearbox mechanics,operation, construction,diff.
      • Dismantling and assembling gearbox
        • Overview of gearbox
        • Exploded view
        • Removing and installing gearbox cover and selector shaft - exploded view
        • Removing and installing 1st, 2nd and reverse gear - exploded view
        • Removing and installing input shaft, 3rd - 6th gear wheels, pinion shaft and selector rods - exploded view
        • Dismantling and assembling sequence
          • Dismantling gearbox
          • Assembling gearbox
        • Renewing grooved ball bearing for input shaft with gearbox removed (gearbox remains assembled)
      • Servicing gearbox cover
      • Servicing gearbox housing
      • Servicing selector shaft
        • Renewing oil seal for selector shaft with gearbox removed (gearbox remains assembled)
    • Gearbox,mechanics,gears,shafts,internal operation
      • Input shaft
        • Input shaft - exploded view
        • Dismantling and assembling input shaft - assembly sequence
      • Pinion shaft
        • Pinion shaft - exploded view of components
        • Dismantling and assembling pinion shaft
        • Re-determining shim "S5” for positioning 4th gear wheel
        • Re-determining shim "S6” for positioning 2nd speed selector gear
    • Final drive, differential, differential lock
      • Renewing flange shaft oil seals
      • Removing and installing differential
      • Dismantling and assembling differential
      • Adjusting pinion shaft and crown wheel
        • Adjustment and marking of final drive gear set
          • Position of shims
          • Table of adjustments
          • Recommended sequence for adjusting gear set
        • Adjusting pinion shaft
        • Adjusting crown wheel
  • Rear final drive 08V
    • Technical data
      • Rear final drive identification
        • Code letters, allocation, transmission ratios, capacities: Audi A4 2001 ?, Cabriolet 2003 ?
        • Code letters, allocation, transmission ratios, capacities: Audi A6 2005 ?
      • Transmission layout
      • General repair instructions
        • Jacking mode (vehicles with pneumatic suspension)
        • Special tools
        • Components
    • Final drive, differential, differential lock
      • Servicing propshaft - exploded view
        • Removing and installing propshaft
        • Detaching and attaching propshaft at rear final drive
      • Measuring and marking radial run-out at flange for propshaft
      • Checking gear oil in rear final drive
      • Exploded view – rear final drive
        • Removing and installing rear final drive
      • Renewing flange shaft oil seals
        • Renewing flange shaft oil seal (right-side)
        • Renewing flange shaft oil seal (left-side)
        • Renewing protective ring on flange shaft
      • Renewing oil seal for propshaft flange on rear final drive (rear final drive installed)
        • Renewing flange for propshaft and oil seal
  • multitronic 0AN, front-wheel drive
    • Technical data
      • Gearbox identification
      • Notes on continuously variable automatic gearbox "multitronic 0AN, front-wheel drive”
      • Code letters, gearbox allocation, ratios, equipment
      • Capacities
      • Notes on towing
      • Repair instructions
      • Contact corrosion!
      • Rules for cleanliness when working on the gearbox
    • Automatic gearbox, control, assembly, housing
      • Electrical/electronic components and fitting locations
      • Servicing selector mechanism
        • Checking selector mechanism
        • Exploded view - selector lever handle, selector mechanism cover
        • Removing and installing selector lever handle
        • Removing and installing selector mechanism cover
        • Removing and installing tiptronic switch F189
        • Exploded view - selector mechanism
        • Removing and installing selector mechanism
        • Removing and installing selector lever lock solenoid N110
        • Exploded view - selector lever cable and locking cable
        • Removing and installing selector lever cable
        • Adjusting selector lever cable
        • Adjusting selector lever cable to basic setting
        • Removing and installing locking cable
        • Adjusting locking cable
      • Removing and installing gearbox
        • Removing gearbox on vehicles with 2.7 ltr. TDI engine
        • Installing gearbox on vehicles with 2.7 ltr. TDI engine
        • Transporting gearbox
        • Securing gearbox to assembly stand
        • Exploded view - gearbox mounting and gearbox support
        • Removing and installing gearbox support with gearbox mounting
      • ATF in planetary gearbox
        • Checking and correcting ATF level
        • Changing ATF or filling up after performing repairs
      • Servicing ATF pipes, ATF cooler and additional ATF filter
        • Exploded view - ATF pipes, ATF cooler and additional ATF filter
        • Cleaning ATF pipes and ATF cooler
        • Removing and installing ATF pipes
        • Removing and installing additional ATF filter
      • Servicing ATF breather pipe
        • Removing and installing ATF breather pipe
      • Servicing selector shaft
        • Renewing oil seal for selector shaft
    • Automatic gearbox, gears, control
      • Dismantling and assembling gearbox
        • Removing and installing end cover
        • Removing and installing automatic gearbox control unit J217
        • Cleaning selector shaft
        • Removing and installing hydraulic control unit
        • Removing and installing input shaft
        • Renewing oil seal for input shaft
    • Final drive, differential, differential lock
      • Gear oil level in front final drive
        • Checking gear oil level in front final drive
      • Servicing front final drive
        • Removing and installing flange shaft (left-side)
        • Removing and installing flange shaft (right-side)
  • Servicing multitronic 01J and 0AN
    • Technical data
      • Repair instructions
        • General repair instructions
        • Contact corrosion!
      • Rules for cleanliness when working on the gearbox
      • Frequently occurring faults
    • Automatic gearbox, control, assembly, housing
      • ATF purging
        • Draining ATF for ATF purging
        • Replenishing ATF for ATF purging
        • Test procedure for purging ATF
      • Gearbox transportation
      • Attaching gearbox to engine/gearbox support
      • Renewing oil seal for selector shaft
      • Removing and installing ATF breather pipe
      • Escape of ATF in area of gearbox housing, input shaft
    • Automatic gearbox, gears, control
      • Dismantling and assembling gearbox
        • Gearbox bearings and their designation - overview
        • Removing and installing automatic gearbox control unit J217
        • Cleaning selector shaft
        • Removing and installing hydraulic control unit
        • Renewing oil seal for input shaft
        • Removing and installing input shaft
        • Removing and installing input shaft cover
        • Renewing bearing "A” in input shaft cover
      • Servicing reverse gear clutch
        • Removing and installing reverse gear clutch
        • Setting reverse gear clutch
      • Servicing input shaft with 7 friction plates
        • Exploded view - input shaft with 7 friction plates
        • Dismantling and assembling input shaft with 7 friction plates
        • Adjusting input shaft with 7 friction plates and determining clearance
      • Servicing input shaft with 6 friction plates
        • Exploded view - input shaft with 6 friction plates
        • Dismantling and assembling input shaft with 6 friction plates
        • Adjusting input shaft with 6 friction plates and determining clearance
      • Exploded view - chain and pulley set "I”
        • Removing and installing chain and pulley set "I”
        • Renewing pulley set "I”
        • Removing and installing bearing "C” for pulley set "I”
        • Renewing bearings "D” and "E” for pulley set "I”
        • Removing and installing ATF filter
        • Removing and installing suction-jet pump
    • Final drive, differential, differential lock
      • Servicing front final drive
        • Renewing oil seal for flange shaft (left-side)
        • Renewing oil seal for flange shaft (right-side) and bearing "J”
        • Replacing oil seal for pinion shaft
        • Removing and installing left flange shaft
        • Removing and installing cover for front final drive
        • Removing and installing differential
      • Assessment of wear on gearbox components
        • Assessing wear on input shaft
        • Assessing wear on bearing "D”, bearing "E” and bearing "G”
        • Assessing wear on chain, pulley sets "I” and "II”, bearing "C” and suction-jet pump
        • Pinion shaft wear assessment
  • 5-speed manual gearbox 012, 01W, 0A9, front-wheel drive
    • Technical data
      • Gearbox identification
        • Location on gearbox
        • Code letters, allocation, transmission ratios, capacities
      • Transmission layout
        • Calculating ratio "i”
      • Repair instructions
        • Contact corrosion!
        • General repair instructions
    • Clutch, control
      • Servicing clutch mechanism
        • Exploded view - pedal cluster (LHD vehicles)
        • Removing and installing clutch pedal switch F36
        • Removing and installing clutch pedal switch for engine start F194
        • Removing and installing over-centre spring
        • Pedal cluster (RHD vehicles) - exploded view
        • Exploded view - hydraulic system
        • Notes on removing and installing master cylinder and slave cylinder
        • Function check for master and slave cylinders
        • Removing and installing master cylinder
        • Bleeding clutch system
      • Servicing clutch release mechanism
        • Clutch release mechanism - exploded view
        • Removing and installing slave cylinder
      • Servicing clutch
        • Fault-finding on power transmission - complaints regarding defects on the clutch and clutch mechanism
        • Servicing conventional clutch - exploded view
        • Removing and installing conventional clutch
        • Servicing self-adjusting clutch (Sachs version) - exploded view
        • Removing and installing self-adjusting clutch (Sachs version)
        • Clutch with SAC pressure plate - exploded view
        • Removing and installing clutch with SAC pressure plate
        • Resetting adjuster ring in SAC clutch pressure plate
    • Gearbox mechanics,operation, construction,diff.
      • Servicing selector mechanism
        • Installation position of selector mechanism
        • Removing and installing gear knob and boot
        • Servicing gear lever and gear lever bearing
        • Servicing selector rod and push rod
        • Removing and installing gear lever with gear lever bearing
        • Removing and installing selector mechanism
        • Adjusting selector mechanism
      • Removing and installing gearbox
        • Removing gearbox on vehicles with 4-cylinder engine
        • Removing gearbox on vehicles with 6-cylinder petrol engine
        • Installing gearbox on vehicles with 4-cylinder or 6-cylinder engine
        • Transporting gearbox
        • Tunnel cross member, gearbox mounting and gearbox support - exploded view
        • Removing and installing tunnel cross member
        • Removing and installing gearbox support with gearbox mounting
      • Checking oil level in manual gearbox
      • Dismantling and assembling gearbox
        • General layout of gearbox
        • Exploded view
        • Removing and installing input shaft ball bearing and multi-function sender
        • Removing and installing input shaft, pinion shaft, selector rods and gearbox cover
        • Assembly sequence - dismantling and assembling gearbox
        • Dismantling and assembling selector mechanism in gearbox
    • Gearbox,mechanics,gears,shafts,internal operation
      • Input shaft
        • Dismantling and assembling input shaft
        • Modified 3rd and 4th gear synchromesh from 05.03 onwards
        • Adjusting input shaft
      • Pinion shaft (output shaft)
        • Dismantling and assembling pinion shaft up to 05.03
        • Dismantling and assembling pinion shaft from 05.03
      • Removing and installing reverse gear wheel
      • Renewing gearbox cover (with gearbox installed)
    • Final drive, differential, differential lock
      • Servicing final drive
        • Renewing flange shaft oil seal (left and right)
        • Removing and installing speedometer sender G22
        • Removing and installing drive wheel for speedometer sender
      • Dismantling and assembling differential
        • Removing and installing differential
        • Dismantling and assembling differential
      • Adjusting pinion shaft and crown wheel
        • Adjustment and marking of final drive gear set
        • Position of shims
        • Table of adjustments
        • Re-adjustment sequence for final drive gear set
        • Adjusting pinion shaft
        • Adjusting crown wheel
  • 5-speed manual gearbox 01A, four-wheel drive
    • Technical data
      • Gearbox identification
        • Code letters, allocation, transmission ratios, capacities
      • Rear final drive identification
      • Transmission layout
      • Calculations
        • Calculating transmission ratios "i”
      • General repair instructions
    • Clutch, control
      • Servicing clutch mechanism
        • Exploded view - pedal cluster (LHD vehicles)
        • Removing and installing clutch pedal switch F36
        • Removing and installing clutch pedal switch for engine start F194
        • Removing and installing over-centre spring
        • Exploded view - pedal cluster (RHD vehicles)
        • Exploded view - hydraulic system
        • Notes on removing and installing master cylinder and slave cylinder
        • Function check for master and slave cylinders
        • Removing and installing clutch master cylinder
        • Bleeding clutch system
      • Servicing clutch release mechanism
        • Clutch release mechanism - exploded view
        • Removing and installing clutch slave cylinder
      • Servicing clutch
        • Fault-finding on power transmission - complaints regarding defects on the clutch and clutch mechanism
        • Servicing conventional clutch - exploded view
        • Removing and installing conventional clutch
        • Servicing self-adjusting clutch (Sachs version) - exploded view
        • Removing and installing self-adjusting clutch (Sachs version)
        • Clutch with SAC pressure plate - exploded view
        • Removing and installing clutch with SAC pressure plate
        • Resetting adjuster ring in SAC clutch pressure plate
    • Gearbox mechanics,operation, construction,diff.
      • Servicing selector mechanism
        • Installation position of selector mechanism
        • Removing and installing gear knob and boot
        • Servicing gear lever and gear lever bearing
        • Servicing selector rod and push rod
        • Removing and installing gear lever with gear lever bearing
        • Removing and installing selector mechanism
        • Adjusting selector mechanism
      • Removing and installing gearbox
        • Removing gearbox
        • Installing gearbox
        • Transporting gearbox
      • Removing and installing gearbox mounting
      • Removing and installing cover with centre differential
      • Checking oil level in manual gearbox
      • Dismantling and assembling gearbox
        • General layout of gearbox
        • Exploded view
        • Removing and installing input shaft ball bearing and multi-function sender
        • Removing and installing input shaft, pinion shaft, hollow shaft, selector rods, gearbox cover and cover with centre differential
        • Assembly sequence - dismantling and assembling gearbox
      • Servicing cover for centre differential, removing and installing centre differential
      • Dismantling and assembling selector mechanism in gearbox
    • Gearbox,mechanics,gears,shafts,internal operation
      • Dismantling and assembling input shaft
      • Adjusting input shaft
      • Dismantling and assembling pinion shaft and hollow shaft
      • Removing and installing reverse gear wheel
    • Final drive, differential, differential lock
      • Renewing oil seal for flange shaft
      • Removing and installing speedometer sender and drive wheel
        • Removing and installing speedometer sender G22
        • Removing and installing speedometer drive wheel
      • Renewing oil seal for flange shaft (rear)
      • Removing and installing differential
      • Dismantling and assembling differential
      • Adjusting pinion shaft and crown wheel
        • Adjustment and marking of final drive gear set
        • Position of shims
        • Table of adjustments
        • Re-adjustment sequence for final drive gear set
        • Adjusting pinion shaft
        • Re-determining shim "S4” when renewing gearbox cover
        • Adjusting crown wheel
• Vehicle electrics
  • Electrical system
    • Starter-current supply-CC
      • Contact corrosion
      • Starter-current supply-CC|Battery
        • Battery - general notes
        • Maintenance-free batteries
        • Disconnecting and connecting battery
        • Removing and installing battery
        • Checking battery
        • Charging battery
        • Preparations before charging battery
        • Preparations for back-up power supply of battery
      • Removing and installing alternator
        • Vehicles with 1.8 ltr. turbo and 2.0 ltr. MPI engine
        • Vehicles with 2.4 ltr. MPI engine
        • Vehicles with 3.0 ltr. MPI engine
        • Vehicles with 3.2 ltr. FSI engine
        • Vehicles with 4.2 ltr. MPI engine
        • Vehicles with 2.0 ltr. TDI engine
        • Vehicles with 2.5 ltr. TDI engine
        • Vehicles with 2.7 ltr. or 3.0 ltr. TDI engine
      • Checking and servicing alternator
        • Checking alternator
        • Servicing alternator
      • Removing and installing starter
        • Vehicles with 1.8 ltr. turbo and 2.0 ltr. MPI engine
        • Vehicles with 2.4 ltr. and 3.0 ltr. MPI engine
        • Vehicles with 3.2 ltr. FSI engine
        • Vehicles with 4.2 ltr. MPI engine
        • Vehicles with 2.0 ltr. TDI engine
        • Vehicles with 2.5 ltr. TDI engine
        • Vehicles with 2.7 ltr. or 3.0 ltr. 6-cyl. TDI engine
      • Cruise control system (CCS)
    • Instruments, GCI
      • Contact corrosion
      • Instrument cluster
        • Fault message "dEF” in trip recorder display
        • Removing and installing instrument cluster
        • Multi-pin connectors on instrument cluster
        • Pin assignment at multi-pin connectors on instrument cluster
        • Pin assignment at fuel gauge sender G - vehicles with front-wheel drive
        • Pin assignment at fuel gauge senders - vehicles with four-wheel drive
        • Pin assignment at coolant temperature display sender G2
          • Unplugging electrical connector at coolant temperature display sender G2 - vehicles with 1.8 ltr. turbo engine
          • Unplugging electrical connector at coolant temperature display sender G2 - vehicles with 2.0 ltr. MPI engine
          • Unplugging electrical connector at coolant temperature display sender G2 - vehicles with 2.4 ltr. MPI engine
          • Unplugging electrical connector at coolant temperature display sender G2 - vehicles with 3.0 ltr. MPI engine
          • Unplugging electrical connector at coolant temperature display sender G2 (vehicles with 4.2 ltr. MPI engine)
          • Unplugging electrical connector at coolant temperature display sender G2 - vehicles with 2.5 ltr. TDI engine
        • Pin assignment at coolant temperature sender G62
          • Unplugging electrical connector at coolant temperature sender G62 - vehicles with 3.2 ltr. FSI engine
          • Unplugging electrical connector at coolant temperature sender G62 - vehicles with 2.0 ltr. TDI engine
          • Unplugging electrical connector at coolant temperature sender G62 - vehicles with 2.7 ltr. or 3.0 ltr. TDI engine
        • Removing and installing radio-controlled clock receiver J489
      • Lighter, 12 V electric socket
        • Removing and installing cigarette lighter U1
        • Removing and installing cigarette lighter illumination bulb L28
        • Removing and installing electric socket U
      • Instruments, GCI|Horns
        • Removing and installing horn - vehicles up to model year 2006
        • Removing and installing horn - vehicles from model year 2007 onwards
    • Windscreen wipe/wash system
      • Contact corrosion
      • Windscreen wiper system
        • Renewing wiper blade
        • Removing and installing wiper arms
        • Adjusting wiper arms
        • Removing and installing wiper motor
      • Windscreen washer system
        • Removing and installing washer fluid reservoir
        • Removing and installing washer jets
        • Adjusting washer jets
      • Headlight washer system
        • Removing and installing headlight washer jets - vehicles up to model year 2006
        • Removing and installing headlight washer jets - vehicles from model year 2007 onwards
        • Adjusting washer jets
        • Removing and installing washer fluid reservoir
      • Washer fluid hoses
    • Lights, lamps, switches outside
      • Contact corrosion
      • Halogen headlights - vehicles up to model year 2006
        • Halogen headlights - exploded view
        • Removing and installing headlights
        • Adjusting headlights
        • Renewing bulb for dipped beam headlights
        • Renewing bulb for main beam headlights
        • Renewing bulb for side lights
        • Renewing bulb for turn signal
        • Removing and installing headlight range control motor
        • Installing repair kit for headlight housing
        • Converting headlights for driving on the left or right side of the road
      • Halogen headlights - vehicles from model year 2007 onwards
        • Halogen headlights - exploded view
        • Removing and installing headlights
        • Adjusting headlights
        • Renewing bulb for dipped beam headlights
        • Renewing bulb for main beam headlights
        • Renewing bulb for side lights
        • Renewing bulb for turn signal
        • Installing repair kit for headlight range control motor
        • Installing repair kit for headlight housing
        • Adjusting headlights from right-hand traffic to left-hand traffic
        • Adjusting headlights from left-hand traffic to right-hand traffic
      • Gas discharge headlights - vehicles up to model year 2006
        • Safety precautions when handling gas discharge bulbs
        • Gas discharge headlights - exploded view
        • Removing and installing headlights
        • Adjusting headlights
        • Renewing gas discharge bulb
        • Renewing bulb for main beam headlights
        • Renewing bulb for side lights
        • Renewing bulb for turn signal
        • Removing and installing left/right gas discharge bulb control unit J343 / J344
        • Removing and installing headlight range control motor V48 / V49
        • Installing repair kit for headlight housing
        • Converting headlights for driving on the left or right side of the road
      • Gas discharge headlights - vehicles from model year 2007 onwards
        • Safety precautions when handling gas discharge bulbs
        • Gas discharge headlights - exploded view
        • Removing and installing headlights
        • Adjusting headlights
        • Preparations before working on headlights
          • Removing washer fluid reservoir (top section) and detaching power steering reservoir
          • Removing air cleaner housing - vehicles with 1.8 ltr. turbo engine
          • Removing air cleaner housing - vehicles with 2.0 ltr. TFSI engine
          • Removing air cleaner housing - vehicles with 3.2 ltr. FSI engine
          • Removing air cleaner housing - vehicles with 4.2 ltr. MPI engine
          • Removing air cleaner housing (vehicles with 2.0 ltr. TDI engine)
          • Removing air cleaner housing (vehicles with 2.7 ltr. or 3.0 ltr. TDI engine)
        • Renewing gas discharge bulb
        • Renewing bulb for daytime running lights
        • Renewing bulb for side lights
        • Removing and installing main and dip beam switch-over solenoid N347 / N348
        • Renewing bulb for turn signal
        • Removing and installing left/right gas discharge bulb control unit J343 / J344
        • Removing and installing left/right swivel module position sensor G474 / G475
        • Removing and installing power output module for headlights J667 / J668
        • Removing and installing dynamic cornering light control motor V318 / V319
        • Removing and installing headlight range control motor V48 / V49
        • Installing repair kit for headlight housing
        • Adjusting headlights for driving on the left or right side of the road - vehicles with adjustment lever
        • Adjusting headlights for driving on the left or right side of the road - vehicles without adjustment lever
      • Fog lights - vehicles up to model year 2006
        • Removing and installing fog lights
        • Renewing fog light bulbs
        • Adjusting fog lights
      • Fog lights - vehicles from model year 2007 onwards
        • Removing and installing fog lights - Audi A4
        • Removing and installing fog lights - Audi S-Line
        • Renewing fog light bulb - Audi A4
        • Renewing fog light bulb - Audi S-Line
        • Adjusting fog lights
      • Turn signal repeaters
        • Removing and installing turn signal repeaters
      • Rear lights - vehicles up to model year 2006
        • Rear light - exploded view
        • Removing and installing rear light and bulb carrier
        • Adjusting rear light according to body contours
      • Rear lights - vehicles from model year 2007 onwards
        • Rear light - exploded view
        • Removing and installing rear light and bulb carrier
        • Adjusting rear light according to body contours
      • High-level brake light
        • Removing and installing high-level brake light
      • Number plate light
        • Removing and installing number plate light
      • Steering column switch module
        • Steering column switch module
        • Steering column switch module - exploded view
        • Removing and installing steering column switch module
        • Removing and installing return ring with slip ring
        • Removing and installing steering angle sender G85
        • Removing and installing steering column electronics control unit J527
        • Pin assignment at steering column electronics control unit J527 (front)
        • Pin assignment at steering column electronics control unit J527 (reverse side)
        • Removing and installing turn signal switch E2
        • Removing and installing switch for cruise control system E45
        • Removing and installing intermittent wiper switch E22
      • Lock cylinder and ignition/starter switch
        • Removing and installing lock cylinder
        • Removing and installing ignition/starter switch
        • Pin assignment on ignition/starter switch
      • Parking aid
        • Parking aid - overview
        • Removing and installing parking aid control unit J446
        • Removing and installing front parking aid warning buzzer H22 (8-channel parking aid)
        • Removing and installing rear parking aid warning buzzer H15 - vehicles up to 02.2007
        • Removing and installing rear parking aid warning buzzer H15 - vehicles from 02.2007 onwards
        • Removing and installing front parking aid senders - vehicles up to model year 2006
        • Removing and installing front parking aid senders - vehicles from model year 2007 onwards
        • Removing and installing rear parking aid senders
      • Automatic headlight range control
        • Automatic headlight range control - overview
        • Removing and installing control unit for headlight range control J431
    • Lights, lamps, switches inside, anti-theft system
      • Contact corrosion
      • Switches
        • Removing and installing light switch
        • Removing and installing headlight range control adjuster and "coming home” switch
        • Removing and installing switches in centre console
        • Removing and installing seat heating switches (front)
        • Removing and installing heated rear seat switch with regulator E128 / E129
        • Removing and installing glove compartment light switch E26
        • Removing and installing convertible roof actuation button E137
        • Removing and installing mirror adjustment switch E43
        • Removing and installing window regulator switches E40 / E41 / E53 / E55
        • Removing and installing door contact switch
        • Removing and installing interior locking switch E150 / E198 (central locking switch)
        • Removing and installing interior monitor deactivation switch E183 and rear lid release switch E165
        • Removing and installing switches for seat memory with seat memory ON/OFF button
        • Removing and installing garage door operation control unit J530 - vehicles up to model year 2006
        • Removing and installing garage door operation control unit J530 - vehicles from model year 2007 onwards
        • Removing and installing garage door operating unit E284 - vehicles up to 05.2006
        • Removing and installing garage door operating unit E284 - vehicles from 06.2006 onwards
        • Removing and installing rear lid contact switch
      • Immobilizer
      • Ultrasonic interior monitoring
        • Removing and installing interior monitor send and receive module 1 G303
        • Removing and installing interior monitor send and receive module 2 G305 - vehicles up to 06.2006
        • Removing and installing anti-theft alarm sensor G578 - vehicles from 07.2006 onwards
        • Removing and installing alarm horn H12
      • Interior lights
        • Removing and installing vanity mirror light
        • Removing and installing interior light/reading light (front) - vehicles up to 05.2006
        • Removing and installing interior light/reading light (front) - vehicles from 06.2006 onwards
        • Removing and installing LED for background lighting
        • Renewing interior light/reading light bulbs (front) - vehicles up to 05.2006
        • Renewing interior light/reading light bulbs (front) - vehicles from 06.2006 onwards
        • Removing and installing warning lamp for airbag deactivated on front passenger side K145 (up to 05.2004)
        • Removing and installing warning lamp for airbag deactivated on front passenger side K145 (from 06.2004 onwards)
        • Removing and installing glove compartment light
        • Removing and installing ashtray light (front)
        • Removing and installing footwell light (front)
        • Removing and installing bulb for door opener light
        • Removing and installing door safety light and entry light
        • Removing and installing luggage compartment lights
      • Heated steering wheel
      • Towing bracket
        • Socket for towing bracket
        • Removing and installing trailer detector control unit J345
    • Wiring
      • Contact corrosion
      • Relay carriers, fuse holders
        • Removing and installing fuse holder
        • Unplugging door separating connector (left-side)
        • Removing and installing onboard supply control unit J519
        • Removing and installing 9-position relay carrier
        • Removing and installing 3-position relay carrier
        • Removing and installing 4-position relay carrier
        • Removing and installing A-pillar connector point (left-side)
        • Removing and installing convenience system central control unit J393
        • Unplugging door separating connector (right-side)
        • Removing and installing A-pillar connector point (right-side)
        • Removing and installing main fuse holder
        • Removing and installing electronics box (plenum chamber)
        • Removing and installing fan for electronics box (plenum chamber)
        • Removing and installing 4-position relay carrier in electronics box (plenum chamber)
        • Removing and installing connector point in electronics box (plenum chamber)
      • Repairing wiring harnesses and electrical connectors
      • Repairing connector housings and electrical connectors
      • Releasing and dismantling connector housings
      • Cleaning contact surfaces with contact surface cleaning set VAS 6410
      • Repairing aerial wires
      • Vehicle diagnostic, testing and information systems
  • Communication
    • Infotainment
      • Radio system
        • General notes
          • General notes
          • Notes on retrofitting radio R and CD changer R41
          • Aerial system with diversity function
          • BOSE systems with "AudioPilot”
          • Transport lock in radio "symphony II+”
        • Radio systems - overview
          • Radio "chorus” (up to week 21/04)
          • Radio "chorus” BOSE (up to week 21/04)
          • Radio "concert” / "symphony” and, from week 22/04, "chorus”
          • Radio "concert” / "symphony” and, from week 22/04, "chorus” (BOSE)
          • Radio generation II+
          • Radio generation II+ BOSE
          • Pre-fitted components for radio installation
        • Connectors and pin assignment
          • Radio "chorus” (up to week 21/04)
          • Radio "concert” and, from week 22/04, "chorus”
          • "symphony”
          • "chorus II+”/"concert II+”/"symphony II+” from week 45/06 onwards
          • CD changer R41
          • iPod holder R192
          • Amplifier R12
          • Amplifier R12 BOSE (25-pin)
          • Amplifier R12 BOSE (32-pin)
        • Aerials in rear lid
        • Overview of fitting locations
        • Removing and installing "chorus” and "concert” radios
        • Removing and installing "symphony” radio
        • Activating/deactivating transport mode of "symphony II+” radio unit
        • Removing and installing CD changer R41 and checking wiring connection
          • Removing and installing
          • Checking wiring connection between radio R and CD changer R41 (up to week 44/06)
        • Removing and installing iPod holder R192
        • Removing and installing loudspeakers in doors
          • Removing and installing bass loudspeaker, front left R21
          • Removing and installing treble loudspeaker, front left R20
        • Removing and installing rear loudspeaker
        • Removing and installing loudspeakers in dash panel
          • Removing and installing mid-range loudspeaker, front left R103
          • Removing and installing internal loudspeaker R70
        • Removing and installing amplifier R12
        • Removing and installing amplifier R12 (BOSE)
        • Function test for internal microphone R74
        • Removing and installing internal microphone R74
        • Removing and installing left aerial module R108
        • Removing and installing right aerial module R109
      • Radio system SDARS (USA)
        • General notes
          • General notes
          • Notes on retrofitting radio R and CD changer R41
          • Aerial system with diversity function
          • BOSE systems with "AudioPilot”
          • Transport lock in radio "symphony II+”
        • Radio systems - overview
          • Active loudspeakers
          • Radio systems - overview|BOSE
          • Radio generation II+ (active loudspeakers)
          • Radio generation II+ BOSE
        • Connectors and pin assignment
          • "concert”
          • "symphony”
          • "concert II+”/"symphony II+” from week 22/06 onwards
          • Satellite radio R146
          • CD changer R41
          • iPod holder R192
        • Aerials in rear lid
        • Overview of fitting locations
        • Removing and installing, enabling satellite radio R146
          • Removing and installing satellite radio R146 up to MY 04
          • Removing and installing satellite radio R146 from MY 05 onwards
          • Enabling satellite radio R146
        • Removing and installing satellite tuner aerial R172
      • Telephone system
        • General notes
        • Telephone systems - overview
          • Telephone (fixed installation) up to MY 02
          • Mobile phone system (up to MY 02)
          • Mobile phone system (from MY 03)
          • Pre-fitted components for mobile phone installation
        • Connectors and pin assignment
          • Telephone transmitter and receiver unit R36 (mobile phone pre-installation) up to MY 02
          • Telephone transmitter and receiver unit R36 (mobile phone pre-installation) from MY 03 onwards
          • Telephone transmitter and receiver unit R36 (fixed installation telephone)
          • Aerial amplifier for mobile telephone R86
          • Pre-fitted components for mobile phone installation
          • Telephone bracket R126
        • Aerials in rear lid
        • Overview of fitting locations
        • Removing and installing telephone bracket R126
          • Telephone bracket R126 on centre console (top)
          • Telephone bracket R126 in centre armrest
        • Removing and installing telephone transmitter and receiver unit R36
        • Removing and installing telephone transmitter and receiver unit R36 (fixed installation telephone)
        • Removing and installing aerial amplifier for mobile telephone R86
          • Removing and installing (up to MY 02)
          • Removing and installing (from MY 03)
        • Removing and installing telephone microphone R38
        • Removing and installing telephone aerial R65
      • Telephone system (USA)
        • General notes
        • Phone pre-installation - overview
        • Connectors and pin assignment
          • Connectors on telephone transmitter and receiver unit R36
          • Telephone bracket R126
        • Aerials in rear lid
        • Overview of fitting locations
      • Navigation system IV (BNS 4.0)
        • General notes
        • Navigation system IV - overview
        • Connectors on navigation system with CD drive control unit J401
        • Aerials in rear lid
        • Overview of fitting locations
        • Removing and installing navigation system with CD drive control unit J401
        • Removing and installing function selection switch 2 E272
        • Removing and installing navigation system aerial R50
      • Navigation System II-D (Navigation System Plus)
        • General notes
        • On-screen fault messages
        • Navigation system II-D - overview
          • Active loudspeakers
          • Navigation system II-D - overview|BOSE
        • Connectors and pin assignment
          • Navigation operating electronics control unit J402
          • Navigation/TV tuner J415
          • Navigation interface R94
        • Aerials in rear lid
        • Overview of fitting locations
        • Removing and installing operating electronics control unit for navigation J402
        • Removing and installing navigation interface R94
        • Removing and installing navigation/TV tuner J415
      • Navigation system RNS-E
        • General notes
        • On-screen fault messages
        • Navigation system RNS-E - overview
          • Active loudspeakers
          • Navigation system RNS-E - overview|BOSE
        • Connectors and pin assignment
          • Navigation operating electronics control unit J402
          • Navigation/TV tuner J415
        • Aerials in rear lid
        • Overview of fitting locations
        • Removing and installing operating electronics control unit for navigation J402
      • Navigation system RNS-E USA
        • General notes
        • On-screen fault messages
        • Navigation system RNS-E - overview
          • Active loudspeakers
          • Navigation system RNS-E - overview|BOSE
        • Connectors and pin assignment
          • Navigation operating electronics control unit J402
        • Aerials in rear lid
        • Overview of fitting locations
      • Navigation system RNS-JP3 Japan
        • General notes
        • Navigation system RNS-JP3 - overview
          • Active loudspeakers
          • Navigation system RNS-JP3 - overview|BOSE
        • Connectors and pin assignment
          • Navigation operating electronics control unit J402
          • Aerial selection control unit J515
        • Aerials in rear lid
        • Overview of fitting locations
        • Removing and installing operating electronics control unit for navigation J402
        • Removing and installing aerial selection control unit J515
      • Navigation system RNS-JP4 Japan
        • General notes
        • RNS-JP4 - overview
        • Aerials in rear lid
        • Connectors and pin assignment
          • Sound system
          • CAN Bus, voltage supply
          • Connectors and pin assignment|Aerials
        • Overview of fitting locations
      • Navigation system RNS-Low
        • General notes
        • Navigation system RNS-Low - overview
          • Active loudspeakers
          • Navigation system RNS-Low - overview|BOSE
        • Connectors and pin assignment
          • Control unit with display for radio and navigation J503
        • Aerials in rear lid
        • Overview of fitting locations
        • Removing and installing control unit with display for radio and navigation J503
      • Telematics system
        • General notes
        • Telematics system - overview
        • Connectors on telephone/telematics control unit J526
        • Aerials in rear lid
        • Overview of fitting locations
        • Activating/deactivating service mode
        • Removing and installing telephone and telematics control unit J526 /renewing unit
          • Removing and installing
          • Observe the following if renewing control unit:
        • Renewing telematics SIM card
        • Initialising telephone/telematics control unit J526
        • Removing and installing emergency battery for telematics A16
        • Removing and installing emergency call button E276 and breakdown help button E275
        • Removing and installing additional loudspeaker for telematics R91
        • Removing and installing additional aerial for telematics R90
        • Removing and installing connector for fax/laptop
      • Voice control system
        • General notes
        • Voice control system - overview
        • Connectors on speech input control unit J507
        • Overview of fitting locations
        • Removing and installing speech input control unit J507
      • Multi-function steering wheel
        • General notes
        • Multi-function steering wheel - overview
        • Removing and installing multi-function buttons
          • Multi-function steering wheel with two button panels
          • Multi-function steering wheel with thumbwheels
        • Removing and installing tiptronic buttons
          • Multi-function steering wheel with two button panels
          • Multi-function steering wheel with thumbwheels
      • Steering column electronics control unit J527
        • General notes
        • Connectors on steering column electronics control unit J527
          • Front side
          • Reverse side
      • Electronic logbook
        • General notes
        • Electronic log book - overview
        • Fault message
        • Removing and installing chip card reader unit R99
  • Fitting instructions: radio communication systems
    • Infotainment
      • Service installation of radio communication systems
        • General notes
        • Transmission power and possible fitting locations
        • Voltage supply
        • Aerial and aerial wire
        • Other auxiliary equipment
        • Overview of batteryA / transmitter and receiver unit / fuse / wiring harness
        • Transmission power levels and aerial fitting locations for A2 (from model year 2001 onwards)
        • Transmission power levels and aerial fitting locations for A3 (from model year 1997 up to model year 2003)
        • Transmission power levels and aerial fitting locations for A3 (from model year 2004 onwards)
        • Transmission power levels and aerial fitting locations for A3 Cabriolet (from model year 2008 onwards)
        • Transmission power levels and aerial fitting locations for A4 (from model year 1995 up to model year 2000)
        • Transmission power levels and aerial fitting locations for A4 (from model year 2001 up to model year 2007)
        • Transmission power levels and aerial fitting locations for A4 (from model year 2008 onwards)
        • Transmission power levels and aerial fitting locations for A4 Cabriolet (from model year 2003 onwards)
        • Transmission power levels and aerial fitting locations for A5 Cabriolet (from model year 2009 onwards)
        • Transmission power levels and aerial fitting locations for A5 Coupé (from model year 2008 onwards)
        • Transmission power levels and aerial fitting locations for A6 (from model year 1998 up to model year 2004)
        • Transmission power levels and aerial fitting locations for A6 (from model year 2005 onwards)
        • Transmission power levels and aerial fitting locations for A8 (from model year 1994 up to model year 2002)
        • Transmission power levels and aerial fitting locations for A8 (from model year 2003 onwards)
        • Transmission power levels and aerial fitting locations for A8 (from model year 2010 onwards)
        • Transmission power levels and aerial fitting locations for Q5 (from model year 2008 onwards)
        • Transmission power levels and aerial fitting locations for Q7 (from model year 2007 onwards)
        • Transmission power levels and aerial fitting locations for R8 (from model year 2007 onwards)
        • Transmission power levels and aerial fitting locations for R8 Spyder (from model year 2010 onwards)
        • Transmission power levels and aerial fitting locations for TT (from model year 1999 up to model year 2006)
        • Transmission power levels and aerial fitting locations for TT (from model year 2007 onwards)
        • Transmission power levels and aerial fitting locations for A1 (from model year 2010 onwards)
        • Transmission power levels and aerial fitting locations for A7 Sportback (from model year 2011 onwards)
  • Electrical system; General information
    • Starter-current supply-CC
      • Battery - general notes
        • Safety measures and procedures to be followed
        • Warnings and safety procedures when handling lead-acid batteries
      • Non maintenance-free batteries (without "magic eye")
        • Central gas venting system
        • Battery terminal screw connection
        • Checking non maintenance-free batteries
        • Visual inspection of battery
        • Checking electrolyte level in battery
        • Measuring relative density of electrolyte in all battery cells
      • Maintenance-free batteries
        • Battery with "magic eye"
        • Checking battery with "magic eye"
        • Valve-regulated lead acid (VRLA) or absorbent glass mat (AGM) battery without "magic eye"
        • Checking valve-regulated lead acid or AGM battery
        • Central gas venting system
        • Battery terminal screw connection
        • Visual inspection of battery
        • Checking colour indicator (electrolyte level in battery) - batteries with "magic eye"
        • Checking electrolyte level in battery
      • Checking battery - vehicles without battery monitor control unitJ367 or energy management control unitJ644
        • Checking battery using battery tester with printerVAS 6161
        • Checking battery using battery tester with printerVAS 5097A
        • Measuring no-load voltage - vehicles without battery monitor control unitJ367 or energy management control unitJ644
        • Checking battery by measuring current draw - vehicles without battery monitor control unitJ367 or energy management control unit
      • Checking battery - vehicles with battery monitor control unitJ367 or energy management control unitJ644 and data bus diagnostic
        • Checking battery using vehicle diagnostic tester
        • Checking battery by measuring current draw - vehicles with battery monitor control unitJ367 or energy management control unitJ64
        • Measuring no-load voltage - vehicles with battery monitor control unit J367 or energy management control unitJ644 "transpor
        • Measuring no-load voltage - vehicles with battery monitor control unit J367 or energy management control unitJ644 "transpor
      • Charging battery
        • Charging battery with battery chargerVAS 5095A, VAS 5900, VAS 5903, VAS 5904 or VAS 5906
        • Totally discharged battery
        • Rapid-charging battery - vehicles without battery monitor control unitJ367 or energy management control unitJ644
        • Back-up power supply of battery via battery chargerVAS 5095A, VAS 5900, VAS 5903, VAS 5904 or VAS 5906
        • Maintaining battery charge with solar panel VAS 6102 A
      • Checking and servicing alternator
        • Checking alternator
        • Bosch alternator up to 2000 - exploded view
        • Bosch alternator from 2001 onwards - exploded view
        • Removing and installing voltage regulator - Bosch alternator from 2001 onwards
        • Bosch alternator from 2007 onwards - exploded view
        • Removing and installing voltage regulator - Bosch alternator from 2007 onwards
        • Checking carbon brushes - all types of Bosch alternators from 2001 onwards
        • Valeo alternator up to 2000 - exploded view
        • Valeo alternator from 2001 onwards - exploded view
        • Removing and installing voltage regulator - Valeo alternator from 2001 onwards
        • Checking carbon brushes - Valeo alternator from 2001 onwards
        • Removing and installing voltage regulator - Valeo alternator from 2007 onwards
        • Checking carbon brushes - Valeo alternator from 2007 onwards
        • Removing and installing poly V-belt pulley without free-wheel
        • Removing and installing poly V-belt pulley with free-wheel
        • Checking poly V-belt pulley with free-wheel
      • Cruise control system - vehicles with electronic throttle
    • Windscreen wipe/wash system
      • Washer fluid hoses
        • Disconnecting and connecting washer fluid hose connectors
        • Servicing a smooth washer fluid pipe
        • Servicing a washer fluid hose with corrugated tube
    • Lights, lamps, switches outside
      • Safety precautions when handling gas discharge bulbs
    • Lights, lamps, switches inside, anti-theft system
      • Immobilizer for vehicles without entry and start authorisation switchE415 (mechanical ignition lock)
        • General notes
        • Defective transponder or loss of key
        • Renewing reader coil
        • Procedure for renewing lock set
      • Immobilizer for vehicles with entry and start authorisation switchE415 (electronic ignition lock)
      • Heated steering wheel
      • Towing bracket
        • Removing and installing socket for towing bracket - version 1
        • Removing and installing socket for towing bracket - version 2
        • Removing and installing socket for towing bracket - version 3
        • Pin assignment at socket for towing bracket
    • Wiring
      • Repairing wiring harnesses and electrical connectors
        • General information on repairs to the vehicle electrical system
        • ESD (electrostatic discharge) workplace VAS 6613
        • Notes on repairing wiring harnesses and electrical connectors
        • Repairing wiring for pyrotechnic components
        • Repairing CAN bus wiring
        • Repairing FlexRay wiring
        • Repairing a 0.25 mm2 wire with a single crimp connector
        • Repairing a wire of 0.35 mm2 section or thicker with a single crimp connector
        • Repairing an 0.25 mm2 wire by connecting in an additional wire
        • Repairing a wire of 0.35 mm2 section or thicker by connecting in an additional wire
      • Repairing connector housings and electrical connectors
        • Notes on repairing connector housings and electrical connectors
        • Repairing contacts in connector housings
        • Fitting seals for individual wires
        • Repairing connector housings with insulation displacement technology (IDC)
      • Releasing and dismantling connector housings
        • Notes on releasing and dismantling connector housings
        • Secondary locking device
        • Primary locking device
        • Primary locking device with round connector systems
        • Primary locking device with flat connector systems
        • Primary locking device with special connector systems
      • Cleaning contact surfaces with contact surface cleaning setVAS 6410
        • Servicing wiring lugs
        • Servicing screw connections
        • Cleaning battery terminal clamps and battery terminals
        • Corrosion protection
      • Repairing aerial wires
      • Fibre optic cables
        • Determining location of fault
        • Preparing fibre optic cables with fibre-optic conductor repair setVAS 6223
        • Preparing fibre optic cables with fibre-optic conductor repair setVAS 6223A
        • Separating fibre optic cable from wiring harness connector
      • Vehicle diagnostic, testing and information systems
        • Notes on operation and safety
        • Connecting vehicle diagnostic tester
• Heating, ventilation, air conditioning system
  • Auxiliary heater
    • Self diagnosis, V.A.G Inspection Service
      • Auxiliary heater self-diagnosis
        • Technical data of self-diagnosis
          • Features
        • Function
        • Fault recognition
        • Guided fault-finding
        • Technical data of self-diagnosis
        • Test requirements for self-diagnosis
        • Safety precautions
      • Self-diagnosis procedure
        • Connecting up vehicle diagnostic, testing and information system VAS 5051A and selecting functions
          • Control unit identification (in display zone 2, example)
          • Available functions
          • Encoding table
      • Interrogating fault memory
      • Auxiliary heater fault table
        • Fault table for faults with fault code up to "01336”
        • Fault table for faults with fault code as of "01406”
      • Auxiliary heater final control diagnosis
        • Starting final control diagnosis
          • Control elements actuated
      • Basic setting of auxiliary heater
        • Basic setting of auxiliary heater (activation and deactivation)
          • Requirements
          • Basic setting procedure
          • Activation of auxiliary heater
          • Deactivation of auxiliary heater
      • Erasing fault memory, end of output
        • Erasing fault memory
        • End of output
      • Encoding auxiliary heater
        • Requirements:
        • Encoding table
      • Reading measured value block
        • Starting reading measured value block
          • List of available display group numbers
          • Display groups currently not used for service purposes
        • Display groups "001” to "005”
          • Display group "001”
          • Display group "002”
          • Display group "003”
          • Display group "004”
          • Display group "005”
          • Table of auxiliary heater switching signals (status display "1”)
          • Table of auxiliary heater switching signals (status display "2”)
        • Display groups as of "006”
          • Display group "006”
          • Table of activation and deactivation conditions for "Supplementary heating” function of auxiliary heater
          • Display group "007”
          • Display group "008”
          • Display group "009”
          • Display group "010”
          • Display group "011”
          • Table of shutoff criteria for auxiliary heater/"supplementary heating” function
          • Display groups "012” to "014”
          • Display group "015”
          • Display group "081”
          • Display group "125”
          • Display group "126”
        • Display groups currently not used for service purposes
      • Adaption of auxiliary heater
        • Adaption channels and setting
          • Adaption channels and setting|Summary
        • Entering undervoltage shutoff value (adaption channel "01”)
          • Requirements
          • Adaption procedure
          • Input values for "Automatic undervoltage shutoff” (code "XXXX1”)
          • Input values for "Fixed undervoltage shutoff” (code "XXXX2”)
        • Remote control adaption procedure (adaption channel "04”)
          • Requirements
          • Adaption procedure
        • Chassis number adaption procedure (adaption channel "81”)
          • Requirements
          • Adaption procedure
        • Adaption procedure in adaption channels "03”, "05” and "06” (and "87”)
          • Requirements
          • Adaption procedure
      • Auxiliary heater electrical checks
        • Preparation for electrical checks
          • Measuring instruments and test equipment required
          • Test requirements
          • Preparation
        • Electrical checks at vehicle electrical system connector
          • List of electrical checks to be performed at connector A (to vehicle electrical system)
          • Test step "1”
          • Test step "2”
          • Test step "3”
          • Signal from auxiliary heating radio controlled receiver R64
        • Electrical checks at connector to auxiliary heater components
          • List of electrical checks to be performed at connector C (to auxiliary heater components)
          • Test step "1”
          • Test step "2”
          • Test step "3”
          • Test step "4”
          • Test step "5”
          • Test step "6”
      • Functional description of auxiliary heater
        • Operating sequence
          • Requirements for sequence described on the following pages (on activation of auxiliary heater)
        • Auxiliary heater control sequence
          • Auxiliary heater components
          • Control sequence on start-up of auxiliary heater (also as supplementary heater)
          • Control sequence at low ambient temperatures
          • Control sequence at ambient temperatures greater than 0 °C or after starting engine
          • Auxiliary heater control curve
          • Heater coolant shut-off valve N279 actuation
      • Checking convenience data bus system
        • Function of data bus systems
        • Checking convenience data bus system
          • Localisation of possible cause of trouble
          • Identification of faults in convenience data bus system
          • Fault(s) in convenience data bus system only displayed by auxiliary heater control unit J364
          • Fault(s) in convenience data bus system also displayed in another control unit
    • Aux. heater/heater booster
      • Servicing auxiliary heater
        • Contact corrosion
        • Notes on auxiliary heater
        • Notes on auxiliary heater operation on vehicles with diesel engine
      • Safety precautions when working on vehicles fitted with auxiliary heater
      • Notes on general repair work on vehicles fitted with auxiliary heater
      • Rules for cleanliness when working on auxiliary heater and fuel system
      • Layout of components for auxiliary heater in vehicle
        • Removing and installing heater coolant shut-off valve N279
          • Special tools, testers and other items required
          • Removing
          • Installing
        • Auxiliary heater remote control buttons and indicator lamp
        • Checking and replacing batteries in auxiliary heater remote control
        • Adaption of auxiliary heater remote control hand transmitter in auxiliary heater control unit J364
        • Activating and deactivating auxiliary heating/auxiliary ventilation by way of control unit in dash panel insert J285
          • Requirements
          • Activating and deactivating auxiliary heating/ventilation
      • Diverting fuel for auxiliary heater
        • Diverting fuel (for auxiliary heater) from fuel tank
          • Front-wheel drive vehicles up to 01.03 (gradual conversion as of chassis no. 8E_3_300000), refer to notes for Model Year 2002 v
          • Front-wheel drive vehicles as of 01.03 (gradual introduction as of chassis no. 8E_3_300000)
          • Front-wheel drive vehicles (2.5 l diesel engine Model Year 2002 only, refer to notes)
          • Four-wheel drive vehicles
        • Checking fuel delivery of metering pump V54
          • Test requirements
          • Preparation
          • Complete filling of fuel pipe
          • Checking
        • Removing and installing metering pump V54
          • Removing
          • Installing
        • Unfastening quick-release coupling at auxiliary heater fuel pipe
        • Routing of fuel pipe to auxiliary heater
      • Checking and adjusting CO2 content in exhaust gas of auxiliary heater
        • Test requirements
        • Preparation
        • Checking CO2 content in exhaust gas of auxiliary heater
          • Checking
        • Adjusting CO2 content in exhaust gas of auxiliary heater
          • Adjustment
      • Incorporation of auxiliary heater into coolant circuit
        • Vehicles with 4-cyl. engine and heater coolant shut-off valve N279
        • Vehicles with 4-cyl. engine and no heater coolant shut-off valve N279
        • Vehicles with 6-cyl. engine
        • Bleeding coolant circuit
        • Note on vehicles with "Poor heat output” problem with engine running
      • Removing and installing auxiliary heater
        • Removing and installing auxiliary heater (horizontal installation)
          • Removing
          • Installing
        • Removing and installing auxiliary heater (vertical installation)
          • Removing
          • Installing
      • Dismantling and assembling auxiliary heater
        • Detaching add-on components from heater/re-attaching (version "1”, horizontal installation)
        • Detaching add-on components from heater/re-attaching (version "2”, vertical installation)
        • Detaching/attaching corrugated exhaust pipe
          • Attaching corrugated exhaust pipe to auxiliary heater
          • Attaching corrugated exhaust pipe to tailpipe
        • Checking auxiliary heater air-intake hose
        • Removing and installing auxiliary heater control unit J364
        • Removing and installing circulation pump V55 (horizontal auxiliary heater installation)
          • Removing
          • Installing
        • Removing and installing circulation pump V55 (vertical auxiliary heater installation)
          • Installing
        • Dismantling and assembling auxiliary heater (version "1”, horizontal installation)
          • Sealing off top part of housing with horizontally installed auxiliary heater to stop fuel emerging
        • Dismantling and assembling auxiliary heater (version "2”, vertical installation)
        • Detaching/attaching cover for auxiliary heater sensors
          • Preparation with auxiliary heater in position
          • Detaching/attaching cover
        • Detaching/attaching top part of housing with intake air duct
        • Removing/installing and checking heater overheating fuse S24
          • Checking
          • Removing and installing (replacing)
        • Affixing auxiliary heater rating plate to housing with heat exchanger
        • Removing and installing temperature sensor G18
          • Checking
          • Removing and installing (replacing)
        • Removing/installing and checking flame monitor G64
          • Checking
          • Removing and installing (replacing)
        • Removing and installing burner element with combustion air blower V6
          • Sealing off burner element from housing with horizontally installed auxiliary heater
        • Removing and installing glow plug for heater Q9
          • Preparation with auxiliary heater in position
          • Removing and installing
        • Dismantling and assembling burner element with combustion air blower V6
        • Detaching atomiser unit from combustion air blower V6 /attaching
        • Distinguishing features of atomiser units (for "Petrol” or "Diesel”)
          • Atomiser unit version for "Petrol”
          • Atomiser unit version for "Diesel”
        • Removing fuel pressure damper from burner mount/installing
          • Removing
          • Installing
        • Distinguishing features of fuel pressure dampers (for "Petrol” or "Diesel”)
        • Removing and installing combustion air blower V6
          • Removing
          • Installing
      • Block diagram of auxiliary heater
        • Auxiliary heater wiring harness
        • Incorporation of auxiliary heater into vehicle electrical system
      • Block diagram of auxiliary heater actuation with remote control
        • Fitting locations for auxiliary heating radio controlled receiver R64
  • Air conditioner with refrigerant R134a
    • Air conditioner
      • Warning instructions when working on vehicles with high-voltage system
        • Working on vehicles with high-voltage system (hybrid vehicles)
        • Visual inspection of high-voltage components and wiring for damage
      • General information on air conditioning systems
        • General notes
        • Introduction
        • Safety measures for vehicles with start/stop system
        • Other reference material
        • Principles of air conditioning systems
          • Physical principles
          • Pressure and boiling point
          • Vapour pressure table for refrigerant R134a
        • Refrigerant R134a
          • Physical properties of refrigerant R134a
          • Critical point
          • Environmental aspects of refrigerant R134a
        • Properties of refrigerant R134a
          • Trade names and designations
          • Properties of refrigerant R134a|Colour
          • Vapour pressure
          • Physical properties of R134a
          • Reaction with metals
          • Critical temperature/critical pressure
          • Water content
          • Combustibility
          • Charge factor
          • Tracing leaks
        • Refrigerant oil
          • Properties of refrigerant oil
        • How air conditioning works
          • Comfort of vehicle occupants
          • Environmental aspects
        • General work safety
        • Product properties
        • Handling refrigerant
        • Handling pressure vessels
        • Safety regulations for working with extraction and charging systems
        • Safety measures for working on vehicles with air conditioning system and for handling refrigerant R134a
        • Basic rules for working on refrigerant circuit
          • General notes
          • Cleaning refrigerant circuit
          • Additionally for vehicles with air conditioner compressor with no magnetic clutch (with air conditioner compressor regulating va
          • Additional information on vehicles with high-voltage system
          • Basic rules for working on refrigerant circuit|O-rings
        • Before using air conditioner after system has been re-charged
      • General information on refrigerant circuit
        • Components of refrigerant circuit
        • Layout of components of refrigerant circuit and their influence on high-pressure and low-pressure sides
          • Mechanically driven air conditioner compressor
          • Electrically driven air conditioner compressor for vehicles with a high-voltage system
          • Condenser
          • Evaporator
          • Reservoir
          • Restrictor
          • Receiver
          • Expansion valve
          • Expansion valve with refrigerant shut-off valve 2 for hybrid batteryN517
          • Refrigerant shut-off valve 1 for hybrid batteryN516
          • Refrigerant line with internal heat exchanger
          • Quick-release couplings on refrigerant line
          • Layout of components of refrigerant circuit and their influence on high-pressure and low-pressure sides|O-rings
          • Pipes and hoses of refrigerant circuit
          • High-pressure safety valve
        • Design of refrigerant circuit
          • Refrigerant circuit with expansion valve and evaporator
          • Refrigerant circuit with restrictor and reservoir
        • Refrigerant circuit with electrically driven air conditioner compressor (with and without battery cooling module)
        • Connections for quick-release coupling in refrigerant circuit
          • Connections with Schrader valve (needle valve)
          • Connections with primary sealing valve (ball valve)
        • Switches and senders in refrigerant circuit and related connections
          • High-pressure switch for air conditioning systemF23
          • High-pressure switch for magnetic clutchF118
          • Low-pressure switch for air conditioning systemF73
          • Connections with valve for refrigerant circuit switches
          • Air conditioning system pressure switchF129
          • High-pressure senderG65 and pressure sender for refrigerant circuitG805
          • Refrigerant pressure and temperature senderG395
          • Air conditioner compressor regulating valveN280
          • Air conditioning system compressor speed senderG111
          • Refrigerant temperature senderG454
        • Electrical components not installed in refrigerant circuit
          • Radiator fan control unitJ293
        • Pressures and temperatures in refrigerant circuit
          • Refrigerant circuit with expansion valve
          • Refrigerant circuit with restrictor and reservoir
        • Tests and measurements performed with pressure gauge
          • Pressure gauges permit the following test and measurement operations
        • Air conditioner service and recycling units
          • Classification of extraction systems
          • Charging systems that do not require a permit
        • Repair notes for refrigerant circuit
      • Laws and regulations
        • Laws and regulations
          • Conversion of an R12 refrigerant circuit to an R134a refrigerant circuit and servicing (retrofit)
          • Keeping refrigerant records
      • Refrigerant circuit
        • Important repair notes for air conditioning systems
        • Converting refrigerant circuits from refrigerant R12 to refrigerant R134a
        • Working with the air conditioner service station
          • Important notes for working with the air conditioner service station
          • Connecting air conditioner service station for measuring and testing
          • Discharging refrigerant circuit with air conditioner service station
          • Evacuating refrigerant circuit with air conditioner service station
          • Charging refrigerant circuit with air conditioner service station
          • Starting up air conditioner after charging
          • Pouring refrigerant into reservoir (charging cylinder or storage vessel) of air conditioner service station
          • Discharging air conditioner service station
        • Blowing out refrigerant circuit with compressed air and nitrogen
          • Blowing out refrigerant circuit
        • Flushing (cleaning) refrigerant circuit with refrigerant R134a
          • Block diagrams for various flushing circuits
          • Flushing electrically driven air conditioner compressor (removing refrigerant oil)
          • Adapters for connecting flushing circuits
        • Tracing leaks in refrigerant circuit
          • Tracing refrigerant circuit leaks with electronic leak detector (e.g. V.A.G 1796)
          • Tracing leaks in refrigerant circuit with leak detection system VAS 6201
          • Establishing leaks by way of vacuum test with air conditioner service station or nitrogen pressure test
      • Problems with refrigerant circuit
        • Possible complaints about refrigerant circuit
          • Test requirements
          • Possible complaints
      • Connecting air conditioner service station
        • Connecting air conditioner service station on vehicles with a connection on the low and high-pressure end of the refrigerant cir
        • Connecting air conditioner service station on vehicles with no connection on the low-pressure end of the refrigerant circuit
          • Connecting air conditioner service station to refrigerant circuit with adapter set for refrigerant circuitV.A.G 1786
          • Connecting air conditioner service station to refrigerant circuit with adapter V.A.G 1785/10
          • Connecting air conditioner service station for measuring and testing
      • Checking pressures
        • Checking pressures in refrigerant circuit with air conditioner service station (with ignition switched off)
          • Test requirements
          • Checking pressures
          • Continuation of testing depending on design of refrigerant circuit
        • Checking pressures on vehicles with a restrictor and reservoir (with internally regulated air conditioner compressor)
          • Specifications for pressures in refrigerant circuit
        • Checking pressures on vehicles with an expansion valve and receiver (with internally regulated air conditioner compressor)
          • Specifications for pressures in refrigerant circuit
        • Checking pressures on vehicles with restrictor, reservoir and air conditioner compressor regulating valveN280 (with externally r
          • Specifications for pressures in refrigerant circuit
        • Checking pressures on vehicles with expansion valve, receiver and air conditioner compressor regulating valveN280 (with external
          • Specifications for pressures in refrigerant circuit
        • Checking pressures on vehicles with an electrically driven air conditioner compressor (vehicles with a high-voltage system)
          • Specifications for pressures in refrigerant circuit
      • Renewing components of refrigerant circuit
        • Renewing components
          • Leaking or damaged components (except air conditioner compressor, reservoir or receiver)
          • Leaking or damaged components (except air conditioner compressor, reservoir or receiver)
          • Renewing air conditioner compressor without the need for refrigerant circuit cleaning
          • Renewing air conditioner compressor on account of leakage or internal damage
          • Renewing receiver or reservoir and restrictor after cleaning refrigerant circuit
          • Renewing receiver or reservoir without the need for refrigerant circuit cleaning
          • Renewing dryer cartridge/desiccant bag without the need for refrigerant circuit cleaning
      • Capacities for refrigerant R134a, refrigerant oil and approved refrigerant oils
        • Capacities for refrigerant R134a
          • Capacities for Audi A1 (8X_) 2011 ?
          • Capacities for Audi A2 (8Z_) 2001 ?
          • Capacities for Audi A3 (8L_) 1997 ? and Audi TT (8N_) 1999 ?
          • Capacities for Audi A3 (8P_) 2004 ?, Audi Q3 (8U_) 2012 ?
          • Capacities for Audi TT (8J_) 2007 ?
          • Capacities for Audi 80 (8A_/8C_), Audi Coupé (8B_), Audi Cabriolet (8G_) ? 2002
          • Capacities for Audi A4 (8D_) 1995 ?
          • Capacities for Audi A4 (8E_) 2001 ?, Audi A4 Cabriolet (8H_) 2003 ?
          • Capacities for Audi A4 (8K_) 2008 ?, Audi A5 Coupé and Sportback (8T_) 2008 ?, Audi Q5 (8R_) 2008 ?, Audi A5 Cabriolet (8F_) 200
          • Capacities for Audi 100 / Audi A6 (4A_) ? 1998
          • Capacities for Audi A6 (4B_) 1998 ? and Audi allroad (4B_) ? 2005
          • Capacities for Audi A6 (4F_) 2005 ?
          • Capacities for Audi A6 (4G_) 2011 ?, Audi A7 (4G_) 2011 ?, Audi A6 hybrid (4G_) 2012 ?
          • Capacities for Audi V8 (4C_) ? 1994
          • Capacities for Audi A8 (4D_) 1994 ?
          • Capacities for Audi A8 (4E_) 2003 ?
          • Capacities for Audi A8 (4H_) 2010 ?, Audi A8 hybrid (4H_) 2012 ?
          • Capacities for Audi Q7 (4L_) 2006 ?
          • Capacities for Audi R8 (42_) 2008 ?
        • Approved refrigerant oils and refrigerant oil capacities
          • Approved refrigerant oils
          • Refrigerant oil capacities
          • Capacities for Audi A1 (8X_) 2011 ?
          • Capacities for Audi A2 (8Z_) 2001 ?
          • Capacities for Audi A3 (8L_) 1997 ? and Audi TT (8N_) 1999 ?
          • Capacities for Audi A3 (8P_) 2004 ?, Audi Q3 (8U_) 2012 ?
          • Capacities for Audi TT (8J_) 2007 ?
          • Capacities for Audi 80 (8A_/8C_), Audi Coupé (8B_), Audi Cabriolet (8G_) ? 2002
          • Capacities for Audi A4 (8D_) 1995 ?
          • Capacities for Audi A4 (8E_) 2001 ?, Audi A4 Cabriolet (8H_) 2003 ?
          • Capacities for Audi A4 (8K_) 2008 ?, Audi A5 Coupé and Sportback (8T_) 2008 ?, Audi Q5 (8R_) 2008 ?, Audi A5 Cabriolet (8F_) 200
          • Capacities for Audi 100 / Audi A6 (4A_) ? 1998
          • Capacities for Audi A6 (4B_) 1998 ? and Audi allroad ? 2005
          • Capacities for Audi A6 (4F_) 2005 ?
          • Capacities for Audi A6 (4G_) 2011 ?, Audi A7 (4G_) 2011 ?, Audi A6 hybrid (4G_) 2012 ?
          • Capacities for Audi V8 (4C_) ? 1994
          • Capacities for Audi A8 (4D_) 1994 ?
          • Capacities for Audi A8 (4E_) 2003 ?
          • Capacities for Audi A8 (4H_) 2010 ?, Audi A8 hybrid (4H_) 2012 ?
          • Capacities for Audi Q7 (4L_) 2006 ?
          • Capacities for Audi R8 (42_) 2008 ?
      • Test equipment and tools
        • List of testers, tools and materials
          • Tools and materials available from regional sales centre or importer
          • Commercially available tools and materials
          • Improvised tools
        • Tools and materials available from regional sales centre or importer
        • Commercially available tools and materials
        • Improvised tools
  • Air conditioning
    • Self diagnosis, V.A.G Inspection Service
      • Air conditioner self-diagnosis
        • Technical data of self-diagnosis
          • Features
        • Function
        • Fault recognition
          • Available functions
        • Safety precautions
      • Self-diagnosis procedure
        • Connecting up vehicle diagnostic, testing and information system VAS 5051A and selecting functions
          • Control unit identification (in display zone 2, example)
      • Interrogating fault memory
        • Fault table
        • Fault table (up to fault code "00975”)
        • Fault table as of fault code "01044”
      • Final control diagnosis
        • Starting final control diagnosis
        • Control elements actuated
      • Basic setting
      • Erasing fault memory, end of output
        • Erasing fault memory
        • End of output
      • Encoding operating and display unit, Climatronic control unit J255
        • Encoding control unit
        • Encoding table
      • Reading measured value block
        • List of available measured value blocks (display groups)
        • Measured value blocks from display group "001” to display group "010”
          • Display group "001”
          • Display group "002”
          • Explanatory notes on compressor shutoff criterion for display zones "1....4” of display group "002”
          • Display group "003”
          • Display group "004”
          • Display group "005”
          • Display group "006”
          • Display group "007”
          • Display group "008”
          • Display group "009”
          • Display group "010”
        • Measured value blocks from display group "011” to display group "020”
          • Display group "011”
          • Display group "012”
          • Display group "013”
          • Display group "014”
          • Display group "015”
          • Display group "016”
          • Display group "017”
          • Display group "018”
          • Display group "019”
          • Table of codes "1” transmitted by dash panel insert (and learnt during "Basic setting” function)
          • Table of codes transmitted by control unit in dash panel insert J285 and learnt during "Basic setting” function (codes &q
        • Measured value blocks as of display group "020”
          • Display group "020”
          • Display group "021”
          • Display group "022”
          • Display groups "023” to "025”
          • Display groups "026” and "027”
          • Display group "028”
          • Display group "081”
          • Display group "125”
          • Display group "126”
        • Display groups not used at present for service purposes
      • Adaption of operating and display unit, Climatronic control unit J255
        • List of adaption channels
        • Adaption procedure in the various adaption channels (except adaption channels "08” and "81”)
        • Adaption procedure for reducing fresh air blower speed (adaption channel 08)
          • Adaption procedure
        • Chassis number adaption procedure (adaption channel "81”)
          • Requirements
          • Adaption procedure
      • Checking convenience data bus system
        • Function of data bus systems
        • Checking convenience data bus system
          • Localisation of possible cause of trouble
          • Identification of faults in convenience data bus system
          • Convenience data bus system fault(s) only displayed by operating and display unit, Climatronic control unit J255
          • Fault(s) in convenience data bus system also displayed in another control unit
      • Electrical checks on air conditioner
        • Wiring and component check using test box V.A.G 1598A
          • Special tools, testers and other items required
          • Connecting test box V.A.G 1598A to connectors to operating and display unit, Climatronic control unit J255
          • Pin assignment of test box V.A.G 1598A with adapter cable V.A.G 1598/11
          • Checking
          • List of electrical checks at the operating and display unit, Climatronic control unit J255
        • Test steps "1” to "4”
          • Test step "1”
          • Test step "2”
          • Temperature-sensitive resistances of temperature sensors/senders
          • Test step "3”
          • Wiring to fresh air blower control unit J126
          • Test step "4”
        • Test steps "5” to "9”
          • Test step "5”
          • Checking pressure signal from high-pressure sender G65
          • Pin assignment at high-pressure sender G65
          • Pressure signal from high-pressure sender G65
          • Test step "6”
          • Checking activation signal for air conditioning system compressor regulating valve N280
          • Test step "7”
          • Test step "8”
      • Electrical checks on components actuated by operating and display unit, Climatronic control unit J255
        • Checking of heated rear window Z1
          • Special tools, testers and other items required
        • Checking heated seats
          • Checking heated seat temperature sensors
          • Checking seat heater elements
        • Checking electric supplementary heater
          • Checking
        • Checking actuation of heated windscreen Z2
          • Special tools, testers and other items required
      • Heated windscreen
        • Operation of heated windscreen Z2
        • Deactivating heated windscreen
      • Electrical checking of solar roof
        • Checking operation of solar roof
      • Mode of operation of air quality sensor G238
        • Checking air quality sensor G238
          • Special tools, testers and other items required
          • Checking
    • Air conditioner
      • Safety measures when working on vehicles with air conditioner and for handling refrigerant
        • Safety measures
        • Draining refrigerant circuit
        • Working on refrigerant circuit
        • Painting work on vehicles with air conditioner
      • Notes on general repairs
        • Note on vehicles with auxiliary heater (poor heat output)
      • Servicing work on refrigerant circuit
        • Exploded view of components
        • Removing and installing high-pressure sender G65
        • O-rings for refrigerant circuit
      • Detaching compressor from holder/attaching
        • Vehicles with 4 or 6-cyl. engine (belt-driven compressor)
          • Detaching compressor attached to right of engine from holder/re-attaching
          • Detaching compressor attached to left of engine from holder/re-attaching
        • Vehicles with 8-cyl. engine (shaft-driven compressor)
      • Replacing pulley/compressor drive unit
        • Replacing pulley (compressor version "1”)
        • Detaching pulley from compressor/re-attaching (compressor version "1”)
          • Preparation for pulley removal
          • Detaching/attaching version "1” pulley
        • Replacing pulley (compressor version "2”)
        • Detaching pulley from compressor/re-attaching (version "2”)
          • Detaching/attaching version "2” pulley
        • Checking/replacing compressor drive unit
        • Unfastening and tightening compressor drive shaft
          • Unfastening drive shaft
          • Tightening drive shaft
        • Removing and installing compressor drive shaft
          • Removing
          • Installing
        • Detaching drive plate with overload safeguard/attaching
          • Detaching
          • Attaching
        • Checking concentricity of drive plate with overload safeguard/adjusting
        • Unscrewing drive plate from compressor/screwing on
          • Unscrewing
          • Screwing on
        • Removing and installing drive plate with rolling bearing
      • Components for control and regulation of air conditioner
        • Components in engine compartment and at rear end
        • Removing and installing dust and pollen filter
        • Dust and pollen filter with activated charcoal filter element
        • Removing and installing air quality sensor G238
          • Removing and installing
        • Checking vent frame
        • Components located in passenger compartment
        • Cleaning evaporator of air conditioner with ultrasonic air conditioner cleaning unit VAS 6189
          • Possible cause of odour formation
          • Cleaning evaporator
        • Removing and installing operating and display unit, Climatronic control unit J255
          • Removing and installing operating and display unit, Climatronic control unit J255
        • Removing and installing air duct connection for glove box cooling
        • Removing and installing fresh air blower control unit J126 and fresh air blower V2
          • Removing
          • Installing
        • Removing and installing left vent temperature sender G150
        • Removing and installing right vent temperature sender G151
        • Removing and installing evaporator outflow temperature sender G263
        • Removing and installing left footwell vent temperature sender G261
        • Removing and installing right footwell vent temperature sender G262
        • Removing and installing sunlight penetration photosensor G107
        • Removing and installing condensate drain
          • Removing
          • Installing
        • Checking condensate drain
        • Preparing adapter cables for control motor actuation
        • Removing and installing defroster flap control motor V107
          • Removing
          • Installing
        • Removing and installing right temperature flap control motor V159
          • Removing
          • Installing
        • Removing and installing left temperature flap control motor V158
          • Removing
          • Installing
        • Removing and installing central flap control motor V70
          • Removing
          • Installing
        • Removing and installing air recirculation flap control motor V113
          • Removing
          • Installing
        • Removing and installing air flow flap control motor V71
          • Removing
          • Installing
        • Removing and installing fresh-air intake duct temperature sensor G89
          • Removing
          • Installing
        • Removing and installing auxiliary heater element Z35
          • Removing
          • Installing
      • Dash panel vents and air ducts
        • Air routing in vehicle
        • Air routing in air conditioner unit
        • Connecting element between temperature flaps "1” and "2”
        • Removing and installing intermediate piece for windscreen defroster vent
          • Removing
          • Installing
        • Removing and installing front footwell vent
          • Removing
          • Installing
      • Removing and installing heating system heat exchanger
        • Removing heat exchanger
          • Special tools, testers and other items required
          • Removing
        • Installing heat exchanger
          • Installing
      • Checking cooling output of air conditioner
        • Special tools, testers and other items required
        • Checking
        • Measures to be taken if readout does not match specification
        • Measures to be taken in the event of temperature increase downstream of evaporator
      • Servicing refrigerant circuit
        • Servicing refrigerant circuit
        • Refrigerant pipe connections at components (different versions)
        • Detaching refrigerant pipes at evaporator connection/attaching
          • Detaching
          • Attaching
        • Detaching refrigerant pipes from condenser/re-attaching
          • Detaching
          • Attaching
        • Removing and installing condenser
          • Removing
          • Installing
        • Removing and installing restrictor
          • Removing
          • Installing
        • Removing and installing reservoir
          • Removing
          • Installing
        • Capacities
      • Removing and installing compressor
        • Detaching refrigerant pipes at compressor/attaching
          • Removing
          • Installing
        • Removing and installing compressor (vehicles with 4 or 6-cyl. engine)
          • Removing (belt-driven compressor)
          • Installing
        • Removing and installing compressor (vehicles with 8-cyl. engine)
          • Removing (shaft-driven compressor)
          • Installing
        • Starting up air conditioner after installing compressor
      • Removing and installing air conditioner unit
        • Special tools, testers and other items required
        • Removing
        • Installing
      • Dismantling and assembling air conditioner unit
        • Detaching electrical add-on components from air conditioner unit/re-attaching
        • Detaching heater elements and air ducts from air conditioner unit/attaching
        • Dismantling and assembling air conditioner unit
        • Removing and installing evaporator