audi Workshop Repair Guides

Audi Workshop Service and Repair Manuals

Exploded view - centre differential housing - propshaft with splines on gearbox end > < Exploded view - centre differential housing
Exploded view - centre differential housing - bolted propshaft
Exploded view - centre differential housing - bolted propshaft
  Note
t  → Chapter „Repair instructions“.
t  → Chapter „Rules for cleanliness when working on the dual clutch gearbox“.
The centre differential housing can also be removed and installed with the gearbox installed in the vehicle → Chapter.
   
1 - Bolt
q   Aluminium bolts
q   11x
q   Renew
q   Tightening torque and sequence → Fig.
2 - Housing
q   For centre differential
q   → Chapter „Removing and installing centre differential housing and centre differential - bolted propshaft“
3 - Ball bearing
q   For flange shaft
q   → Chapter „Removing and installing rear flange shaft, oil seal and ball bearing for rear flange shaft“
4 - Spacer sleeve
q   Pressing out and pressing in → Chapter „Removing and installing rear flange shaft, oil seal and ball bearing for rear flange shaft“
5 - Bearing plate
q   Installation position: shoulder must engage in recess in intermediate gearbox housing
6 - Spacer sleeve
7 - Shim
8 - Ball bearing
q   For centre differential
9 - Centre differential
10 - Ball bearing
q   For centre differential
11 - Spring
12 - Shim
13 - Dished spring
q   Installation position: convex side (which curves outwards) faces oil seal -item 17-
14 - Circlip
q   For flange shaft
q   Removing and installing → Chapter „Removing and installing rear flange shaft, oil seal and ball bearing for rear flange shaft“
15 - Bolt
q   Steel bolts
q   2x
q   Renew
q   Tightening torque and sequence → Fig.
16 - Damper weight
q   Depending on version
17 - Oil seal
q   → Chapter „Removing and installing rear flange shaft, oil seal and ball bearing for rear flange shaft“
18 - Flange shaft (rear)
q   Without vibration damper
q   For correct version, refer to → Electronic parts catalogue
q   Pressing out and pressing in → Chapter „Removing and installing rear flange shaft, oil seal and ball bearing for rear flange shaft“
19 - Flange shaft (rear)
q   With vibration damper
q   For correct version, refer to → Electronic parts catalogue
q   Pressing out and pressing in → Chapter „Removing and installing rear flange shaft, oil seal and ball bearing for rear flange shaft“
20 - Bolt
q   Renew
q   20 Nm +90°

   
Tightening torque and sequence for centre differential housing (bolted propshaft)
–  Tighten bolts in 8 stages as follows:
  A34-10435
StageBoltsTightening torque/tightening angle
1.Aluminium bolts -1-8 Nm
2.Aluminium bolts -2-Screw in bolts by hand until they make contact
3.Aluminium bolts -1-Slacken bolts again and screw in by hand until they make contact
4.Aluminium bolts -3-Screw in bolts by hand until they make contact
5.Steel bolts -4-Screw in bolts by hand until they make contact
6.-1, 2, 3, 4-10 Nm in diagonal sequence
7.Steel bolts -4-15 Nm
8.-1, 2, 3, 4-Turn 90° further in diagonal sequence

   

Exploded view - centre differential housing - propshaft with splines on gearbox end > < Exploded view - centre differential housing