1998 AUDI A4 Suspension Rear Axle All Wheel Drive Workshop Manual

42-45


29 -
Bracket
30 -
Bolt
25 Nm (18 ft lb)
31 -
Self-locking nut Always replace90 Nm (66 ft lb)Vehicle must be standing on its wheels
when tightening nut
32 -
Eccentric washer
33 -
Self-locking nut Always replace
34 -
Track rod
35 -
Eccentric bolt for adjusting wheel toe Adjusting axle toe page 44
-23
Do not turn more than 90 from left or right
of center position (90 is minimum or
maximum adjustment)
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42-46

Information on weight codes (code number)

From model year 1998 , spring/shock
assemblies will be classified according to weight
codes (code number) so that suspension
components can be matched easily. The spring/shock assembly installed in the
vehicle is indicated by the weight code on the
vehicle data label.

Example of vehicle data label
The vehicle data label is located in the spare wheel well and in the vehicle
Maintenance booklet.
The weight codes can be used to identify the correct spring/shock
assemblies on the parts catalog microfiche. A - Weight code for front suspension
B - Weight code for rear suspension
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42-47


The weight code for the different suspension versions is indicated by the
arrow in the illustration.
1BA: Standard suspension1BB: Heavy duty suspension (approx. 20 mm (3/4 in.) higher)1BC: Special purpose vehicles1BD: Sport suspension, Audi S41BE: Sport suspension 1BH: USA1BT: Heavy duty suspension (approx. 7 mm or 1/4 in. higher)1BP: Heavy duty suspension (same ride height as 1BA but with limited
bump)
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42-48


Headlight range control, removing and
installing

As a running change in m.y. 1998 vehicles with
xenon headlights may have a connection for the
headlight range control installed in the left-rear of
the headlight.
1 -
Subframe
2 -
Suspension strut
3 -
Lower control arm
4 -
Linkage for headlight range control
5 -
Self-locking nuts
10 Nm (7 ft lb)
6 -
Nut 3 Nm +1/-0 Nm (27 in. lb +9/-0 in. lb)Observe Note page 42
-49
7 -
Sensor for headlight range control
8 -
Mounting bracket
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42-49
When removing the rear axle or lower control
arm It is essential to loosen the linkage for the
headlight range control at lower control arm.

Note:
For mounting linkage to sensor for headlight
range control use a 10 mm open end wrench
with a thickness of distance -A-) to avoid damage
to the seal

Notes:
Distance -A-: 4 mm (0.157 in.)Position -1- tightening torque: 3 Nm +1/-0 Nm (27 in. lb +9/-0 in. lb)Make sure sensor arm is properly aligned to linkage when installing
headlight range control The linkage must be aligned vertically.The sensor arm must point outward and downward.
Pa
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42-50


Subframe, servicing

WARNING!
Do not attempt to weld and/or straighten the
axle beam.
CAUTION!
If using power tools (pneumatic or electric), do
not tighten the bolted connections more than
hand-tight. Otherwise, the specified tightening
torques could be exceeded.
1 -
Subframe
Tightening sequence (item - 4 -):
- 1. Right-rear
- 2. Left-rear
- 3. Right-front
- 4. Left-front
Align rear axle after removal and
installation page 44
-13

Check and if necessary adjust wheel
alignment after installing page 44
-13

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42-51


Note:
Apply assembly lubricant G 294 421 A1 before
installing.
CAUTION!
Part numbers are listed here for reference only.
Always check with your Parts department for
the latest information. 2 -
Bonded rubber bushings
Installation positions Fig. 5
Front bushings:
Pulling out Fig. 1Pressing in Fig. 2
Rear bushings:
Pulling out Fig. 3Pressing in Fig. 4
3 -
Washer
Always replaceRibbed side faces upward
4 -
Combi-bolt Always replace
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110 Nm (81 ft lb) + 1/4-turn (90 )
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