AUDI A4 1999 B5 / 1.G 01V Transmission Rear Final Remove And Install Workshop Manual

39-117


Rear final drive, removing and
installing

Special tools and equipment

Removing
Repair Manual, Engine Mechanical, Repair Group 26; removing and
installing exhaust system
VAG1383A engine/transmission hoist
- Remove rear part of exhaust system behind clamping sleeve(s):
- Remove heat shields above driveshaft.
Pa
ge 1 of 7 Rear final drive, removin
g and installin
g
11/20/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.AT01.39.10

39-118


- Check whether there is a factory marking (color marking) on the
driveshaft. If not, mark location of driveshaft flange -A- to rear final
drive -B- with color.
- Remove mounting bolts of driveshaft flange.

Note:
If the driveshaft cannot be pressed upward past the flange, tie up
driveshaft after lowering final drive. When lowering, secure driveshaft
against falling down and note permissible bending angle of driveshaft
Notes page 39
-73
.
Repair Manual, Suspension, Wheels, Steering, Repair Group 42;
Component allocation of rear axle (All Wheel Drive (AWD) vehicles); Drive axle, removing and installing
- Tie up driveshaft at mount for parking brake cable using wire.
- Loosen left or right drive axle from rear final drive
Pa
ge 2 of 7 Rear final drive, removin
g and installin
g
11/20/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.AT01.39.10

39-119


- Support final drive with VAG1383A transmission hoist and VAG1359/2
universal mount.
- Secure final drive using belt.

- Remove bolts (arrows) at front crossmember for rear final drive.
- Remove front crossmember.
Pa
ge 3 of 7 Rear final drive, removin
g and installin
g
11/20/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.AT01.39.10

39-120


Note:
Crossmember -1- does not have to be removed.
Installing
Installation is reverse of removal, noting the following:
Notes: - Remove securing bolts -B- and -C- of rear crossmember at rear final
drive.
- Lower final drive using transmission hoist.
Always replace self-locking nuts.Always clean any remaining locking fluid from thread for drive flange
on rear final drive after removing driveshaft. Otherwise there is a risk
that the bolts may become cross-threaded when installed and shear
when removed again. Cleaning can be performed with a tap.Always replace seal between drive flange and driveshaft (remove
protective film and attach seal to drive flange). Adhesive surface must
be free of grease. Replace driveshaft bolts (self-locking).
Pa
ge 4 of 7 Rear final drive, removin
g and installin
g
11/20/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.AT01.39.10

39-121


Notes: - Using transmission hoist, lift up final drive until both drive axles can be
flanged on.
- Lightly tighten drive axle securing bolts.
- Lift final drive and bolt to crossmember and final drive mount.
- Bolting in driveshaft page 39
-83
.

Repair Manual, Engine Mechanical, Repair Group 26; removing and
installing exhaust system To prevent imbalance, driveshaft flanges -A- and rear final drive
flanges -B- must be installed so that the color markings are aligned
(arrows). After disconnecting driveshaft from rear final drive, an additional
balance washer (thick washer) that may be located between shim and
bolt head may not be reinstalled. Replace driveshaft bolts (self-locking).
- Checking gear oil in rear final drive page 39
-94
.
- Install exhaust system free of stress:
Pa
ge 5 of 7 Rear final drive, removin
g and installin
g
11/20/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.AT01.39.10

39-122

Tightening torques

Component

Nm
Driveshaft to final drive
(Input flange) 55
Front crossmember for rear final drive to
body 40
Front crossmember for rear final drive with
exhaust system bracket to body 23
Rear crossmember for rear final drive to
subframe
50
Rear final drive to rear crossmember
55
Driveshaft to drive flange M8 40

M10 77
Pa
ge 6 of 7 Rear final drive, removin
g and installin
g
11/20/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.AT01.39.10

39-123

Rear final drive, securing to assembly
fixture


Special tools and equipment

VW540 holding fixture

- Secure complete rear final drive to assembly fixture using VW540
holding fixture.
Pa
ge 7 of 7 Rear final drive, removin
g and installin
g
11/20/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.AT01.39.10