AUDI A4 1998 B5 / 1.G Suspension Rear Axle Front Wheel Drive User Guide

42-9


- Unbolt heat shield cover (arrows indicate bolted connections) and push
forward until parking brake cable adjuster becomes accessible.

- Loosen both cable adjusters as follows:
- Remove locking clip -D-.
- Screw in adjusting nut -C- up to stop.
- Push adjuster together.
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42-10


- Remove locking plates -1- on left and right-sides, slightly loosen bolts -
2- for cable retaining plate, and remove cables from axle beam.

- Disconnect brake lines at rear axle (arrow) on both sides.
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42-11

- Pull ABS wheel speed sensors out of mounting
holes on both sides.

- Detach ABS wheel speed sensor wiring from
rear axle.

- On vehicles with headlight range control remove
linkage from axle beam.

Note:
Use VAG1383 gearbox lifter together with 1359/2
attachment for removing and installing the axle
beam.

- Unbolt and remove suspension strut from axle beam.
- Remove bolts from guide bushings ( page 42
-2 , items -3- and -5-)
and remove axle beam.
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42-12

Installing

- Install axle together with guide bushings into
mounting brackets and install bolts hand-tight.

- Install suspension struts and hand-tighten
suspension strut to axle beam bolts.

- Coat O-ring for ABS wheel speed sensor with
brake cylinder paste.

Repair Manual, Brake System, Repair Group 46

Repair Manual, Brake System, Repair Group 47 - Push ABS wheel speed sensors into wheel bearing housings up to
stop.
- Install locking plates for ABS wheel speed sensors.
- Route parking brake cables and attach to brake calipers.
- Connect brake lines.
- Adjust parking brake:
- Install heat shield.
- Bleed brakes:
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42-13

CAUTION!

Vehicle must be standing on its wheels when
tightening guide bushing to rear axle bolts.
Otherwise bonded rubber bushings will be
subjected to torsion resulting in shortened
service life

- Tighten guide bushing bolts ( page 42
-2 ,
items -3- and -5-).

Tightening torque: 80 Nm (59 ft lb) + 1/4-turn
(90 )
CAUTION!

Vehicle must be standing on its wheels when
tightening suspension strut to rear axle bolts.
Otherwise bonded rubber bushings will be
subjected to torsion resulting in shortened
service life

- Tighten suspension strut to axle beam bolts (
page 42
-2 , items -6- and -8-).

Tightening torque: 50 Nm (37 ft lb) + 1/4-turn
(90 )
-
On vehicles with headlight range control, tighten
bolted connection between headlight range
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control linkage to axle beam.

Tightening torque: 3 Nm +1/-0 Nm (27 in. lb +9/-
0 in. lb)

- Install cover below rear axle.

- Check wheel alignment and adjust if necessary
page 44
-6 .
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42-14

Guide bushings, removing and installing


Lowering rear axle
- On vehicles with headlight range control remove linkage from axle
beam.
- Remove bolts from guide bushing mount and lower axle.
- Position VW552 guide piece to prevent brake lines from becoming
stressed.

Removing guide bushing
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42-15


Guide bushing installation position
The guide bushing must be pulled into the rear axle with the arrow on the
3128/1a installation piece pointing in direction -B-.

Pulling in guide bushing
The remainder of the installation is the reverse of removal.
CAUTION!
Vehicle must be standing on its wheels when tightening guide
bushing to rear axle bolts. Otherwise bonded rubber bushings will
be subjected to torsion resulting in shortened service life
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42-16


Rear wheel bearing and wheel hub,
servicing

Before carrying out work on the wheel bearings or
wheel hub the wheel and brake caliper must be
removed:
Repair Manual, Brake System, Repair Group 46


CAUTION!
Notes:
Suspend the brake caliper using a piece of
wire.
Do not allow the caliper to hang by the brake
hose. The unsupported weight can stretch
and damage the brake hose.
Do not attempt to weld or straighten the load
bearing components or parts of the
suspension
Only re-install clean bearings; do not wash out
bearings.
Make sure wheel bearing clearance is set
carefully.
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42-17


1 -
Axle beam
Contact surface for stub axle must be free
of dirt
2 -
Stub axle Different versions parts catalog
microfiche
3 -
Splash shield
4 -
Combi-bolt
30 Nm (22 ft lb)
5 -
Cotter pin Always replace
6 -
Grease cap Always replaceForcing off Fig. 1Driving in Fig. 2
7 -
Slotted ring
Install over nut - 8 -
8 -
Nut Setting wheel bearing clearance Fig. 3
9 -
Thrust washer
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