Replacing Left or Right Control Arm

Replacing Left or Right Control Arm

WARNING!



A Control arm without opening
B Control arm with openings

If a control arm with opening (B), is deformed and replaced, the front axle carrier must also be replaced!

The bore for the ball joint in the front axle carrier is deformed/oval.

Note
Check play of wheel control joints.

IMPORTANT!
Build date from 07/1999:
Control arms without opening are no longer available as new parts! If one control arm is damaged, both control arms must be replaced with control arms with opening! Fitting one control arm of each type is not permitted!

IMPORTANT!



Fit control arm with same identification only.

IMPORTANT!
Before installing a new control arm, it is essential to derust the stub axle in the area of the contact face of the rubber sleeve.

Remove control arm.
Replace brackets/rubber mounts on both control arms.
After installation:
Perform Chassis alignment check
Carry out steering angle sensor adjustment.


Replacing Left or Right Control Arm

Remove front wheel.
Remove engine underguard.
Remove reinforcement (cross).
Remove reinforcement (plate).





Remove retaining bracket (1) of angle joint from control arm (2)





Unfasten nut. Strike off control arm ball joint with plastic hammer.
Take off control arm.

Installation:
Remove grease from bore and pin.
Replace self-locking nut.
Force ball joint upwards with a transmission lifter and base 11 7 360; this makes it easier to tighten down the nut.
Tightening torque, refer to specification.





Unscrew and remove nut.
Press control arm off steering knuckle with special tool 323090.

Installation:
Remove grease from bore and pin.
Replace self-locking nut.
Tightening torque, refer to specification.





Remove control arm bracket from engine support.

Installation:
Tightening torque, refer to specification
Damaged thread, refer to Specification.