Differential, removing and installing: Notes
Special tools and equipment required
- VW 391 Axle shaft appliance
- VW 681 Oil seal extractor
- 3109 Puller
- 3155 Ring nut spanner
- 3319 Thrust piece
NOTE:
- If tapered roller bearings are to be re-used, mark the adjusting ring. See Marking adjusting ring
- The drive pinion does not need to be removed for removing and installing the differential.
1 - Transmission housing
2 - Speedometer drive
- With marking for oil level indication. See Speedometer drive
3 - Output shaft/drive flange
- Install thread facing drive flange
- Remove before taking out differential
- First adjust differential before installing
4 - O-ring
- Always replace
5 - Adjusting ring
- Removing. See Removing adjusting ring
- If used bearings are re-inserted, mark installed position and position on marking again when installing. See Marking adjusting ring
- When installing new bearing, pay attention to setting instructions. Refer to Adjusting differential, Differential, adjusting
6 - Oil seal for drive flange
- Before installing, pack space between sealing lips with multi-purpose grease
- Can be replaced with transmission installed. Refer to Axle flange seal, removing and installing
- Remove with VW 681
- Driving in. See Driving in drive flange oil seal up to stop
7 - Tapered ring
- Shoulder faces thrust washer
8 - Thrust washer
- Place over compression spring
9 - Compression spring
10 - Drive flange
- Insert with tapered ring, thrust washer and compression spring
- Remove before taking out inner circlip on bevel gear
- Removing and installing. See Removing and installing drive flange
11 - Dished washer
12 - Circlip
13 - Cover
14 - Locking element
15 - Screw
- 12 Nm
16 - Cover
17 - Circlip
18 - Dished washer
19 - Drive flange
- Insert with tapered ring, thrust washer and compression spring
- Remove before taking out inner circlip on bevel gear
- Removing and installing. See Removing and installing drive flange
20 - Compression spring
21 - Thrust washer
- Place over compression spring
22 - Tapered ring
- Shoulder faces thrust washer
23 - Oil seal for drive flange
- Before installing, pack space between sealing lips with multi-purpose grease
- Can be replaced with transmission installed. Refer to Axle flange seal, removing and installing
- Remove with VW 681
- Driving in. See Driving in drive flange oil seal up to stop
24 - Bearing body
- 150 Nm
- Remove with 3155
- Installing. See Inserting differential and screwing in bearing body as far as stop to 150 Nm
25 - O-ring
- Always replace
26 - Output shaft/drive flange
- Install thread facing drive flange
- Before removing, take out differential
- First adjust differential before installing
27 - Differential
- Disassembling and assembling. Refer to Differential, disassembling and assembling
- Before removing differential, take out bearing body, adjusting ring and output shafts
28 - Screw
- 12 Nm
29 - Locking element
- After adjusting tapered roller bearings, secure bearing body and adjusting ring.
30 - Circlip
- First remove drive flange before removing circlip
- Removing and installing. See Inserting circlip (arrow)
31 - Circlip
- First remove drive flange before removing circlip
- Removing and installing. See Inserting circlip (arrow)
32 - Seal
- Always replace
33 - Cover
- For differential
34 - Screw
- 28 Nm
- Insert with locking fluid AMV 185 101 A1