33 32 091 Replacing A Control Arm

33 32 091 Replacing a control arm





Note:
If the control arm is detached from the rear axle support, it is necessary after reinstallation to carry out a wheel/chassis alignment check.





Necessary preliminary tasks:
^ Remove rear wheel
^ Deactivate and empty air spring system

Slacken nut (1).

Remove guide arm (2) from wheel carrier.

Installation:
Keep guide arm to wheel carrier connection clean and free from oil and grease.





Replace self-locking nut.

Tightening torque 33 32 6AZ.





Mark position of eccentric screw (4) to rear axle carrier.

Release nut (1) and remove eccentric washer (2).

Pull out eccentric screw (4) and remove guide arm (3).

Installation:
Refit eccentric washer.

Replace self-locking nut.

Align eccentric bolt to rear axle support by means of marking.

Tighten bolt connection in normal position.

Tightening torque 33 32 5AZ.

After installation:
^ Perform chassis alignment check