1999 AUDI A8 manual transmission

37-73

Additional information

Repair Manual, Suspension, Wheels,
Steering
Repair Manual, Electrical Equipment
Repair Manual, Engine Mechanical

- Note radio code (for vehicles equipped with
coded anti-theft radio).

- Disconnect Ground (GND) strap from battery.

For 6 cylinder gasoline engines except for 2.7
Liter 5V turbo engine:

- Remove engine cover (arrows).
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- Remove sound-deadening pan.

Repair Manual, Suspension, Wheels, Steering, Repair Group 40
- Remove left and right heat shields for drive axles (arrows).
- Disconnect drive axles from transmission drive flanges.
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All except 2.7 Liter 5V turbo engine:

- Remove starter.

Repair Manual, Electrical Equipment, Repair
Group 27; Starter, removing and installing


Disconnect torque converter from drive plate
For vehicles with hex bolts:

For vehicles with Torx bolts: - Remove torque converter from drive plate by removing 3 bolts using
special tool V175 (turn crank shaft an additional 1/3 turn every time).

- Unbolt 3 torque converter bolts from drive plate using respective Torx
insert (turn crank shaft an additional 1/3 turn every time).
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All-wheel-drive vehicles

Repair Manual, Engine Mechanical, Repair Group 26; removing and
installing exhaust system. - Remove heat shield -A- above driveshaft.
- Remove rear part of exhaust system if necessary:- Remove heat shield -2- for driveshaft from cover for Torsen differential
(arrows).

- Unbolt driveshaft from transmission and hang or support.
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By removing the bolts, the subframe lowers itself approx. 150 mm at rear
edge page 37
-88
, illustration A37-0067.
Repair Manual, Engine Mechanical, Repair Group 26; removing and
installing exhaust system. - Remove bolts -1- and -2- at rear of subframe on both sides of vehicle.
- Completely remove bolts -3- at front of subframe on both sides of
vehicle.
- Slightly lower engine/transmission subframe at rear above VAG1383A
hoist.
- Remove front exhaust pipes:- Remove remaining connection bolts for engine/transmission.
- Press transmission off engine, while pressing torque converter out of
drive plate.

- Press torque converter against the ATF pump (arrow).
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For 6 cylinder TDI engines

Continuation for all vehicles
Note:
Some bolts also have a bracket or a Ground (GND) connection attached
refer to tightening torque tables starting page 37
-119
onward. - Check whether brace -B- is still swung to side (arrow direction) before
installing the transmission.
- Install connecting bolts for engine/transmission.

Repair Manual, Engine Mechanical, Repair Group 26; removing and
installing exhaust system.
Repair Manual, Suspension, Wheels, Steering, Repair Group 40;
Subframe, removing and installing
- Install multi-function Transmission Range (TR) switch -F125-.
- Slightly raise engine/transmission subframe at rear via VAG1383A
hoist.
- Install remaining connecting bolts for engine/transmission.
- Install front exhaust pipes:
- Install subframe, observe tightening sequence and alignment with
master hole.
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- Only perform vehicle alignment if necessary.

Repair Manual, Suspension, Wheels,
Steering, Repair Group 44; Vehicle alignment


- Install transmission supports at left and right with
transmission mount page 37
-125


Bolt torque converter to drive plate
For vehicles with hex bolts: - Remove bolt -A- after transmission is bolted to engine.
- Apply corrosion protection to contact surface between bolt -A- and oil
pan.

- Bolt torque converter to drive plate via 3 bolts using special tool V175
(turn crank shaft an additional 1/3 turn every time).
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For vehicles with Torx bolts:

Repair Manual, Electrical Equipment, Repair Group 27; Starter,
removing and installing
- Bolt 3 torque converter bolts to drive plate using respective Torx insert
(turn crank shaft an additional 1/3 turn every time).
- Install starter.
- Install ATF lines to engine/transmission subframe.
- Install bracket for ATF- line.
- Slightly raise engine/transmission subframe at rear via VAG1383A
hoist.

Repair Manual, Suspension, Wheels, Steering, Repair Group 40
- Bolt in engine speed (RPM) sensor -G28- (arrow -B-) at front left of
transmission (if installed).
- Connect connector for speedometer Vehicle Speed Sensor (VSS).
- Bolt drive axles to transmission flanges.
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pair&id=AUDI.B5.AT01.37.2