AUDI A4 1998 B5 / 1.G 01A Transmission Final Drive Flange Driveshaft Seals Workshop Manual

39-7


Drive flange and driveshaft
seals, replacing

Transmission installed

- Observe general repair instructions Page 00
-
14
.

Special tools and equipment

VW681 extractor lever
30-505 mandrel
30-506B press support
3337 ring spanner 7-piece set for heated
oxygen sensor
VAG1306 drip tray

Removing

4-cylinder engine

- Remove rear section of exhaust system located
rearward of exhaust pipe clamp.
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Repair Manual, Engine Mechanical, Repair
Group 26
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39-8

6-cylinder engine

- Remove Heated Oxygen Sensor (HO2S) from
right exhaust pipe using 3337 ring spanner 7-
piece set and move clear to side.

- Remove heat shield above right drive axle.

Repair Manual, Engine Mechanical, Repair Group 26
All models - Remove right front exhaust pipe with Three Way Catalytic Converter
(TWC) from exhaust manifold (3 nuts, arrows).

- Remove heat shield for driveshaft from Torsen differential cover
(arrows).
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39-9


Note: - Remove driveshaft -1- from transmission and rest it on heat shield -2-.
- Secure driveshaft to fuel line bracket -3- using wire (arrows).
- Place VAG1306 drip tray underneath and drain transmission oil.
- Place VAG1306 drip tray underneath end cover.

Oil will run out when removing cap -B-
- Remove circlip -A-.
- Screw M8 bolt into thread of cap -B-.
- Pull out cap -B- using bolt.
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39-10


- Expand circlip and pull out drive flange.

- Remove drive flange oil seal using VW681 extractor lever.
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39-11

Installing

- Fill space between sealing lip and dust lip with
gear oil.

- Lightly oil outer circumference of seal.

- Drive in drive flange seal 2 mm (0.079 in.) below outer housing surface,
without canting.
- Install drive flange.

The circlip must be seated in the base of the groove. - While inserting drive flange, install circlip at same time.
- Replace O-ring for cap.
- Install cap and secure in position.
- Install driveshaft Page 39
-71
.
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39-12

- Top off and check transmission oil level Page
34
-38
.

- Align exhaust system free of stress.
Repair Manual, Engine Mechanical, Repair
Group 26
Tightening torques

Component

Tightening
torque
Driveshaft to transmission 55 Nm (41 ft
lb)
Heat shield for driveshaft to
Torsen differential cover 25 Nm (18 ft
lb)
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11/20/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.TM02.39.2