31 12 004 Removing and installing/renewing left or right lower wishbone: Notes
- For vehicles up to version 02/2010, only renew wishbones in pairs!
- If the lower wishbone is detached from the front axle support, it is necessary after installation to carry out a wheel alignment. See ALIGNMENT CHECK WITH VEHICLE LOAD UP TO DESIGN POSITION or ALIGNMENT CHECK WITH RIDE HEIGHT MEASUREMENT WITHOUT VEHICLE LOAD .
Necessary preliminary tasks:
- Remove FRONT WHEEL .
- Remove COVER FROM THE STEERING BOX .
- Remove GAITER from steering box.
Release nut (1) and remove screw.
Tightening torque: see 7AZ in 31 12 TRAILING ARMS AND STRUTS
Release spring strut from wishbone (2).
Installation note:
Note direction of insertion of screw.
Replace screw and nut.
Tighten down screw connection in NORMAL POSITION .
Release screw (1) and remove wishbone (2) from front axle support.
Tightening torque: see 3AZ in 31 12 TRAILING ARMS AND STRUTS
Installation note:
Note direction of insertion of screw.
Replace screw and nut.
Tighten down screw connection in NORMAL POSITION .
The swivel bearing must be removed if the steel bushing moves.
Rubber boot of wishbone must not be damaged!
Do not pull stainless steel ring off journal.
Release nut (1) and remove wishbone (2) from swivel bearing.
Tightening torque: see 4AZ in 31 12 TRAILING ARMS AND STRUTS
Installation note:
Replace self-locking nut.
Keep wishbone to swivel bearing connection clean and free from oil and grease.