Rear Knuckle: Service and Repair

33 32 131 Removing And Installing / Replacing A Steering Stub / Wheel Carrier







Remove rear wheel.

IMPORTANT: Expand anti-twist lock sufficiently to avoid damaging thread when releasing collar nut.

Release collar nut (1), activate parking brake for this purpose.
Tightening torque 33 41 1AZ.

Installation note:
Lightly oil the gearing at the shaft journal.
No oil permitted on thread of shaft journal or collar nut.
Replace collar nut (1) by positive peening at flat areas of output shaft.







For F01/F02/F04:
- Remove parking brake shoe expander.
- Remove parking brake Bowden cable from wheel carrier.

Remove wheel bearing (do not pull out drive flange).
Remove pulse sensor from wheel carrier.
Remove spring strut from wheel carrier.







IMPORTANT:
- Check sensor head and line from pulse sensor prior to installation for external damage, replacing if necessary.







IMPORTANT: Secure wheel carrier against falling out.

Remove integral link from wheel carrier.
Remove toe arm from wheel carrier.
Remove upper wishbone from wheel carrier.
Remove swinging arm on wheel carrier.
Remove wheel carrier.

Replacement:
Modify brake anchor plate/brake guard plate.







After installation:
- Activate and fill air spring system (F01/F02/F04)
- Adjust parking brake. (F01/F02/F04)
- Carry out wheel alignment procedure.