wheel bolts AUDI A4 1999 B5 / 1.G Suspension Mount ABS Workshop Manual

45-24


Suspension mounted ABS
components Front suspension ABS components,
removing and installing

WARNING!

Do not re-use any fasteners that are worn or
deformed in normal use.
Some fasteners are designed to be used only
once, and are unreliable and may fail if used
a second time. This includes, but is not
limited to, nuts, bolts, washers, circlips and
cotter pins. Always follow the
recommendations in this manual-replace
these fasteners with new parts where
indicated, and any other time it is deemed
necessary by inspection.
1 -
ABS wheel speed sensor
Identical part on left and rightRemoving and installing page 45
-27
Harness connector for ABS wheel speed
sensor page 45
-27

Pa
ge 1 of 20 Sus
pension mounted ABS com
ponents
11/19/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.SU03.45.4

45-27

ABS wheel speed sensor on front axle,
removing and installing

Removing

- Loosen wheel bolts.

- Raise vehicle.

- Remove wheel.

Installing - Detach boot -1- from wheel housing.
- Separate harness connector -2- from ABS wheel speed sensor
harness.
- Pull harness out of brackets (arrows).
- Remove ABS wheel speed sensor from wheel bearing housing.
- Before inserting ABS wheel speed sensor, install boot seal and grease
sensor all around with assembly paste.
- Press speed sensor in by hand until fully seated.
- Connect ABS wheel speed sensor cable harness connector and press
boot into wheel housing.
- After routing ABS wheel speed sensor cable (arrows), install wheel and
tighten wheel bolts to 120 Nm (89 ft lb).
Pa
ge 4 of 20 Sus
pension mounted ABS com
ponents
11/19/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.SU03.45.4

45-29


Rear suspension ABS components for
FWD models, removing and installing

WARNING!

Do not re-use any fasteners that are worn or
deformed in normal use.
Some fasteners are designed to be used only
once, and are unreliable and may fail if used
a second time. This includes, but is not
limited to, nuts, bolts, washers, circlips and
cotter pins. Always follow the
recommendations in this manual-replace
these fasteners with new parts where
indicated, and any other time it is deemed
necessary by inspection.
1 -
ABS wheel speed sensor
Identical part on left and rightRemoving and installing page 45
-31
Release harness connector of ABS speed
sensor cable and separate. Unclip speed
sensor cable.
Pa
ge 7 of 20 Sus
pension mounted ABS com
ponents
11/19/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.SU03.45.4

45-31

ABS wheel speed sensor on FWD rear axle,
removing and installing

Removing

- Switch ignition off.

- Lift rear seat out of its brackets.

- Detach cable holder (right arrow), separate ABS wheel speed sensor
harness connector and press out grommet (left arrow). Left and right
sides are mirror images.
- Loosen wheel bolts.
- Raise vehicle.
- Remove wheel.

- Pull ABS wheel speed sensor cable out of brackets.
- Pull ABS wheel speed sensor out of axle beam.
Pa
ge 10 of 20 Sus
pension mounted ABS com
ponents
11/19/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.SU03.45.4

45-32

Installing

- Replace clamping sleeve page 45
-30
item - 2
-.

- Grease ABS wheel speed sensor all around with
assembly paste before inserting. Then, press in
by hand until fully seated.

- Reconnect ABS wheel speed sensor cable and
route cable as when removed.
When routing the ABS wheel speed sensor
cable, pay attention to the following points:

- Route ABS wheel speed sensor cable -1- below brake line -2- on left
and right sides in area shown.
- On left side, maintain clearance of about 2 cm (3/4 in.) between heat
shield for exhaust system, and ABS wheel speed sensor cable.

- On right side, route ABS wheel speed sensor cable -1- between fuel
lines -2-.
- Install wheel and tighten wheel bolts to 120 Nm (89 ft lb).
Pa
ge 11 of 20 Sus
pension mounted ABS com
ponents
11/19/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.SU03.45.4

45-39

ABS wheel speed sensor on AWD rear axle,
removing and installing

Removing

- Switch ignition off.

- Lift rear seat out of its brackets.

- Detach cable holder (right arrow), separate ABS wheel speed sensor
harness connector and press out grommet (left arrow). Left and right
sides are mirror images.
- Loosen wheel bolts.
- Raise vehicle.
- Remove wheel.

- Remove nuts (arrows) securing ABS wheel speed sensor harness
retaining plate.
Pa
ge 19 of 20 Sus
pension mounted ABS com
ponents
11/19/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.SU03.45.4