audi Workshop Repair Guides

Audi Workshop Service and Repair Manuals

Mounting gearbox to assembly stand > < Removing and installing gearbox
5-Speed Manual Gearbox 01A (4WD)
Removing and installing gearbox
Removing
  • ‒ Observe or obtain radio code on vehicles with coded radio.
  • ‒ Disconnect earthing strap at battery with ignition switched off.
  • ‒ Removing propshaft .
 
A10-0182

Vehicles with 4-cylinder normally aspirated engine:

  • ‒ → Unplug connectors -2- and -3- at air mass meter and ACF valve.
  • ‒ Pull ACF valve -1- off air cleaner housing.
  • ‒ Loosen clamps on air duct -4-.
  • ‒ Remove air cleaner housing -arrow-, but do not remove air duct -4-.
 
A10-0215
  • ‒ Unscrew nuts securing front exhaust pipe to exhaust manifold.

=> 4-cylinder Engine (5-valve), Mechanical Components; Repair Group 26; Removing and installing exhaust system parts

Note:

Avoid excessive bending of the decoupling element at front exhaust pipe (max. 10o).

Vehicles with 4-cylinder turbo engine:

  • ‒ → Disconnect wires/unplug connectors as follows:
  •     1 -    At solenoid valve for boost pressure control -N75
  •     2 -    At ACF valve
  •     3 -    At output stage -N122
  •     4 -    At air mass meter
  • ‒ Disconnect hoses and remove air cleaner housing -arrows-.
 
A34-0124
  • ‒ Remove coolant system expansion reservoir and lay to one side.
  • ‒ → Unplug connector for lambda probe -arrow- and move wiring clear.
  • ‒ Unscrew nuts securing turbocharger to front exhaust pipe:

=> 4-cylinder Engine (5-valve turbo), Mechanics; Repair Group 26; Removing and installing parts of exhaust system

 
A34-0117

Note:

Avoid excessive bending of the decoupling element at front exhaust pipe (max. 10o).

Vehicles with 6-cylinder engine:

  • ‒ → Remove intake hose -A- (arrows).
  • ‒ Unbolt coolant system expansion tank -B- (arrows) and lay to one side.
  • ‒ Unscrew lambda probes on left and right exhaust pipes with special tool 3337 and move clear to the side.
 
A10-0018

All models:

  • ‒ Unscrew engine/gearbox securing bolts accessible from above
  • ‒ → Remove noise insulation -arrows-.
 
N34-0588
  • ‒ → Unbolt bracket for noise insulation -arrow-.

Vehicles with 4-cylinder engine:

 
N34-0587
  • ‒ → Detach heat shields -arrow 1- and -arrow 2- above the right-hand drive shaft.
 
A34-0121
  • ‒ → Unbolt right-hand gearbox support complete with bonded rubber mounting -arrows-.
  • ‒ Release clamping sleeves on exhaust system and push them towards the catalytic converter.
  • ‒ Pull out catalytic converter together with exhaust pipe from underneath.

 
A34-0129

Vehicles with 6-cylinder engine:

  • ‒ Detach heat shield above left and right drive shafts.
  • ‒ → Unbolt front exhaust pipes with catalytic converters from left and right exhaust manifolds (3 nuts on each side) -arrows-:

=> 6-cylinder Engine (2-valve), Mechanics; Repair Group 26; Removing and installing exhaust system

=> 6-cylinder Engine (5-valve), Mechanical Components; Repair Group 26; Removing and installing exhaust system parts

 
A34-0119
  • ‒ → Remove engine speed sender -G28 on left of gearbox -arrow- and lay to one side.

All models:

 
N34-0590
  • ‒ Detach drive shafts from flange shafts and rest them on suspension links.

Note:

Take care not to damage protective coating on drive shafts.

  • ‒ → Pull connector off sender for speedometer -arrow A-.
  • ‒ Pull off connector on reversing light switch (multi-function sender) -arrow B-.
  • ‒ Disconnect all other electrical connections and earth wires from gearbox and from the engine/gearbox securing bolts.
 
N34-0589
  • ‒ → Unbolt starter from engine/gearbox and secure as necessary.

=> Electrical system; Repair Group 27; Removing and installing starter

Note:

Starter cables do not need to be disconnected.

Vehicles with standard-travel shift mechanism:

 
A34-0158
  • ‒ → Unscrew bolt -2- at selector joint -1- on selector rod.

Vehicles with short-travel shift mechanism:

 
N34-0600
  • ‒ → Detach selector rod -arrow A-.
  • ‒ Unscrew hexagon socket head bolt on push rod -arrow B-.

Note:

Shown in illustration on manual gearbox 012.

All models:

 
A34-0122
  • ‒ → Remove heat shield for propshaft from cover for Torsen differential -arrows-.
 
A34-0128
  • ‒ → Unscrew propshaft -1- from gearbox and place onto heat shield -2-.
  • ‒ Secure propshaft with wire -arrow- at bracket -3- of fuel lines.

 
N34-0615
  • ‒ → Unscrew bottom engine/gearbox securing bolts, except for bolts indicated by arrows -A- and -B-.
 
V34-2583
  • ‒ → Set up the gearbox support 3282 for removing the manual gearbox 01A (four-wheel drive) with adjustment plate 3282/10 and attach to gearbox lifter V.A.G 1383 A.
  •     A -     Attachments

Notes:

  • ◆ Attachments -A- are shown in schematic form, arrow -B- points in the direction of travel.
  • ◆ Adjustment plate 3282/10 only fits in one position.

 
N34-0598
  • ‒ → Run gearbox lifter V.A.G 1383 A with gearbox support 3282 in under the gearbox and take up the weight of the gearbox.

Note:

If gearbox support 3282 is not available, gearbox can be removed and installed using gearbox lifter V.A.G 1383 A and universal support V.A.G 1359/2.

  • ‒ Support gearbox with gearbox lifter V.A.G 1383 A.
 
N34-0614
  • ‒ → Align adjustment plate parallel to gearbox and lock safety support -arrow- on gearbox.

Vehicles with 4-cylinder engine:

 
N34-0595
  • ‒ → Unbolt left gearbox support from bonded rubber mounting -2-.

Vehicles with 6-cylinder engine:

 
A34-0123
  • ‒ → Unbolt left and right gearbox supports complete with bonded rubber mountings from gearbox and subframe -1- and -2-.

All models:

 
N34-0616
  • ‒ → Remove remaining engine/gearbox securing bolts (arrows -A- and -B-).
  • ‒ Press gearbox off dowel sleeves and lower carefully with gearbox lifter V.A.G 1383 A just far enough for access to the slave cylinder.

Note:

When lowering gearbox ensure hydraulic pipe/hose to slave cylinder is not damaged.

 
N34-0592
  • ‒ → Remove clutch slave cylinder (arrow) and secure with wire, do not disconnect pipes.

Note:

Do not depress clutch pedal after removing slave cylinder.

  • ‒ Lower gearbox completely.

Note:

When lowering gearbox ensure there is sufficient clearance to drive shafts.

Mounting gearbox to assembly stand > < Removing and installing gearbox