tow AUDI A8 1998 D2 / 1.G 01V Transmission Center Differential Service Workshop Manual

39-46


WARNING!
Do not run engine with the center differential
removed or without gear oil and do not tow
vehicle.
Notes:
The parts listed in the following illustration can be
removed with the transmission installed.
4020 press tube
3118 press support
Item 3 Kukko 17/2 separating tool
Rules of cleanliness for working on automatic
transmissions page 37
-148
.
General repair notes page 00
-27
.
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39-48


9 -
Spur gear 1
For rear gear setIf damaged, only replace together with spur
gear 2 -Item 17 - Always replace To remove and install, pull out of center
differential housing toward rear together
with -item 7 - and -item 8 -
10 -
Snap ring
11 -
Needle bearing For spur gear 1Only remove for replacementTo insert, heat up transfer gear housing to
approx. 100 C and drive out needle
bearing toward rear using drift (Warning!
Wear protective gloves) Drive in to stop using 3021 protractor
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39-52


30 -
Bolt - 23 Nm
Observe tightening sequence page 39
-
27

31 -
Intermediate flange for front final drive
32 -
Gasket
Always replace page 39
-24
33 -
Bushing
34 -
Drive pinion
For front final driveRemoving and installing page 39
-67
35 -
Intermediate pinion
For front final driveInstallation position: gear identification
faces toward transfer gear
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pair&id=AUDI.B5.AT01.39.4

39-53


36 -
Output pinion
For front final driveInstallation position: gear identification
faces toward transfer gear
37 -
Seal Always replace page 39
-67
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- Unbolt driveshaft -1- from transmission and let rest on heat shield -2-
page 39
-79
, Driveshaft, removing and installing.
- Secure driveshaft using wire (arrow) at bracket -3- of fuel lines.
- Drain center differential gear oil page 39
-40
.

WARNING!
Carefully pull center differential housing off of transmission toward
rear. The Torsen differential could otherwise fall out of the
transmission. - Loosen mounting bolts (arrows) for center differential housing in
diagonal sequence and remove.
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39-58


Installing
Installation is reverse of removal, noting the following: - Pull Torsen differential off output shaft toward rear.

Note:
Lightly coat sealing surface -D- with gear oil to prevent the seal from
slipping. - Check for alignment bushing (arrow A) and (arrow B).
- Install gasket
- Slide cleaned magnet into cast holding pocket -1- in intermediate
flange.
Pa
ge 14 of 29 Center differential, servicin
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11/20/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
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yp
e=re
pair&id=AUDI.B5.AT01.39.4