A3 Mk1: Running gear
Also for this vehicle: A3 (8PA) L4-2.0L DSL Turbo (CBEA) (2011), A3 (8PA) L4-2.0L Turbo (CCTA) (2011), A3 L4-2.0L DSL Turbo (CBEA) (2010), A3 L4-2.0L Turbo (BPY) (2006), A3 L4-2.0L Turbo (CBFA) (2008), A3 L4-2.0L Turbo (CCTA) (2010), A3 Mk2, A3 Quattro (8PA) L4-2.0L Turbo (CCTA) (2011), A3 Quattro L4-2.0L Turbo (CBFA) (2009), A3 Quattro L4-2.0L Turbo (CCTA) (2010), A3 Quattro V6-3.2L (BUB) (2008), A3 Quattro V6-3.2L (CBRA) (2009).
Steering & suspension
Body & interior
Engine
Transmission
General
Heating & A/C
Choose Sections to see everything in a chapter, or a chapter title to start at its first page.
Brake system120 pages
Technical data9 pages
ABS, ADR, TCS, EDL, ESP56 pages
Removing and installing ABS/ESP ITT Mark 20 system components7 pages
- Removing and installing brake light switch (square housing)
- Removing and installing brake light switch (round housing)
- Removing and installing lateral acceleration sender -G200 and yaw rate sender -G202
- Removing and installing longitudinal acceleration sender -G251
- Removing and installing steering angle sender -G85
- Removing and installing brake pressure sender
ABS/ESP ITT Mark 20 control unit and hydraulic unit3 pages
ABS/ESP ITT Mark 20 system components at front wheels5 pages
ABS/ESP ITT Mark 20 system components at rear wheels for front-wheel drive vehicles5 pages
ABS/ESP ITT Mark 20 system components at rear wheels for four-wheel drive vehicles5 pages
Removing and installing ABS/ESP ITT Mark 60 system components7 pages
- Removing and installing brake light switch
- Removing and installing lateral acceleration sender -G200 and yaw rate sender -G202 up to approx. 08.01
- Removing and installing longitudinal acceleration sender -G251 up to approx. 08.01
- Removing and installing ESP sensor unit
- Removing and installing steering angle sender -G85
- Removing and installing brake pressure sender -1- -G201
ABS/ESP ITT Mark 60 control unit and hydraulic unit3 pages
ABS/ESP ITT Mark 60 system components at front wheels5 pages
ABS/ESP ITT Mark 60 system components at rear wheels for front-wheel drive vehicles5 pages
ABS/ESP ITT Mark 60 system components at rear wheels for four-wheel drive vehicles5 pages
Brake, brake mechanics24 pages
Servicing front brake7 pages
Servicing rear brake7 pages
- Exploded view of rear brake for front-wheel drive vehicles
- Removing and installing brake pads - front-wheel drive vehicles
- Removing and installing brake caliper - front-wheel drive vehicles
- Exploded view of rear brake for four-wheel drive vehicles
- Removing and installing brake pads - four-wheel drive vehicles
- Removing and installing brake caliper - four-wheel drive vehicles
Brakes, hydraulics, regulator, servo31 pages
- High and low-pressure test
Servicing front brake caliper4 pages
Servicing rear brake caliper3 pages
Brake servo/brake master cylinder - LHD4 pages
Brake servo/brake master cylinder - RHD4 pages
Running gear, Self-diagnosis › Self diagnosis, V.A.G Inspection Service67 pages
Self-diagnosis14 pages
CAN bus4 pages
Testing a "two-wire data bus system”3 pages
ABS, ABS/EDL and ABS/EDL/TCS ITT Mark 20 without ESP21 pages
- Electrical/electronic components and fitting locations
- Faults displayed by warning lamps in instrument cluster
- Performing self-diagnosis on the ABS, ABS/EDL and ABS/EDL/TCS, ITT Mark 20 without ESP
- Interrogating fault memory
- Fault tables
- Final control diagnosis
Basic setting4 pages
- Erasing fault memory
- End output
- Renewing and coding control unit
- Login procedure or coding II
- Electrical check of ABS, ABS/EDL and ABS/EDL/TCS ITT Mark 20 without ESP
- Connecting adapter V.A.G 1598/21 (test box) to ABS with EDL control unit J104
- Test table
ABS/EDL/TCS/ESP ITT Mark 2026 pages
- Electrical/electronic components and fitting locations
- Faults displayed by warning lamps in instrument cluster
- Performing self-diagnosis of ABS/EDL/TCS/ESP ITT Mark 20 system
- Interrogating fault memory
- Fault tables
- Final control diagnosis
Basic setting8 pages
- Bleeding brake system when brake fluid reservoir has been completely emptied
- Checking function of brake detection switch, ESP F83
- Switching off longitudinal acceleration sender G251 (only vehicles with four-wheel drive)
- Performing zero compensation of steering angle sender G85
- Performing zero compensation of lateral acceleration sender G200
- Performing zero compensation of brake pressure sender 1 G201 and brake pressure sender 2 G214
- Performing zero compensation of longitudinal acceleration sender G251 (only vehicles with four-wheel drive)
- Performing zero compensation of steering angle sender G85
- Erasing fault memory
- End output
- Renewing and coding control unit
- Login procedure or coding II
- Electrical check of ABS/EDL/TCS/ESP ITT MARK 20
- Connecting test box V.A.G 1598 A with adapter cable (47-pin) V.A.G 1598/33 to ABS with EDL control unit J104
- Test table
ABS/ESP, MK 60 Continental Teves Mark 60; Electronic Stabilisation Program, Continental Teves Mark 602 pages
Running gear, front-wheel drive and four-wheel drive124 pages
Technical data13 pages
Prescribed disposal procedure for oil-filled components4 pages
Checking shock absorbers4 pages
Front suspension, drive shafts37 pages
Servicing front suspension20 pages
- Exploded view of components: Subframe, anti-roll bar, wishbone - Audi A3
- Exploded view of components: Subframe, anti-roll bar, wishbone - Audi S3
- Repairing thread in longitudinal member
- Front left vehicle level sender -G78 for headlight range control - Front-wheel drive vehicles
- Front left vehicle level sender -G78 for headlight range control - Four-wheel drive vehicles
- Removing and installing anti-roll bar
- Checking ball joint
- Removing and installing ball joint
- Removing and installing front wishbone
- Replacing wishbone bonded rubber bushes
- Replacing wishbone bonded rubber bushes - Audi A3
- Replacing wishbone bonded rubber bushes - Audi S3 with solid bush
- Replacing wishbone bonded rubber bushes - Audi S3 with recessed bush
- Removing and installing subframe - Audi A3
- Removing and installing subframe - Audi S3
- Replacing subframe bonded rubber bushes - Audi A3
- Replacing subframe bonded rubber bushes - Audi S3
- Exploded view of front cross-piece
- Removing and installing cross-piece
Wheel bearing housing6 pages
Exploded view of suspension strut components3 pages
Servicing front drive shafts8 pages
- Unfastening and tightening twelve-point nut of drive shaft bolted joint
- Slackening off and tightening collared bolt of drive shaft bolted joint
- Removing and installing drive shafts
- Servicing front drive shaft with constant velocity joint
- Servicing drive shaft with triple roller joint AAR 2000
- Servicing drive shaft with triple roller joint AAR 2900
- Servicing drive shaft with triple roller joint AAR 3300i
Rear suspension, drive shaft32 pages
Servicing rear axle - Front-wheel drive vehicles10 pages
- Exploded view of rear axle components
- Vehicle level sender -G76 for headlight range control
- Removing and installing rear axle
- Replacing bonded rubber bush
- Removing and installing hydraulic bonded rubber bush
- Removing and installing shock absorber/spring
- Dismantling and assembling shock absorber
- Exploded view of rear wheel bearing components
- Removing and installing wheel bearing/wheel hub unit
Servicing rear axle - Four-wheel drive vehicles18 pages
- Exploded view of rear axle components
- Rear left vehicle level sender -G76 for headlight range control
- Removing and installing anti-roll bar
- Exploded view of spring and shock absorber
- Removing and installing spring
- Removing and installing shock absorber
- Exploded view of trailing arm and transverse link
- Change from ball joints to bonded rubber bushes
- Replacing bonded rubber bush for trailing arm
- Removing and installing ball joints
- Removing and installing trailing arm
- Removing and installing transverse link
- Replacing wheel bearing
- Exploded view of subframe with final drive
- Removing and installing subframe with final drive
- Replacing subframe bonded rubber bushes
- Replacing final drive bonded rubber bushes
Wheels, tyres. axle align18 pages
Wheel alignment13 pages
- Test requirements:
- Wheel alignment specifications - Audi A3 with front-wheel drive
- Wheel alignment specifications - Audi A3 with four-wheel drive
- Wheel alignment specifications - Audi S3
- Measurement procedure
- Balancing out camber at front axle - Audi A3
- Adjusting camber at front axle - Audi S3
- Checking rear axle camber - Front-wheel drive vehicles
- Adjusting rear axle camber - Four-wheel drive vehicles
- Balancing out rear axle toe - Front-wheel drive vehicles
- Adjusting rear axle toe - Four-wheel drive
- Adjusting front axle toe
Steering24 pages
Steering column and steering wheel with airbag10 pages
- Exploded view of components
- Checking steering column for damage
- Safety precautions when working on airbag
- Removing and installing airbag unit
- Measures to be taken after servicing
- Removing and installing airbag steering wheel
- Removing and installing coil connector with slip ring and steering angle sender -G85
- Removing and installing steering column
- Removing and installing ignition lock housing
Removing and installing vane pump3 pages
Wheels and tyres › Wheels, tyres. axle align143 pages
- General information on wheels and tyres (passenger cars)
Legal and technical requirements for retrofitting different wheel/tyre combinations3 pages
- Reduced rolling resistance tyres
- Additional wheel housing extensions (flaps)
- Rims with bonded wheel trim
Rims with exchangeable trim elements (bonded)3 pages
- Rims with exchangeable trim elements (bolted)
- Split rim composite wheels
Design of wheels (rims)5 pages
- Tightening torques for wheel bolts
Fitting wheels / tyres / tyre pressure monitor16 pages
- 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 maintenance24 pages
- 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
Rough running caused by wheels/tyres3 pages
Wheel balancing13 pages
- 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
Tyre damage17 pages
- General notes
- Checking tyres
- Construction of belted radial tyres
- Torn tread
- Radial depressions
- Impact 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 set5 pages
Tyre pressure monitoring systems3 pages
Tyres with run-flat capability (PAX)10 pages
- 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 capability4 pages