Front

31 12 000 Removing and installing/replacing left or right control arm

Important! Observe safety instructions for raising the vehicle.

After installation:
^ Perform chassis alignment check
^ Carry out adjustment of steering angle sensor

Necessary preliminary tasks:
^ Remove front wheel
^ Remove front underbody protection
^ If necessary, remove steering gear cover at side





Right side only in version with ride-height sensor:
Release nut (control rod on control arm).
Remove control rod (1) from control arm.
Unlock and disconnect plug (2) from ride-height sensor.





Unscrew nut (1).
Tightening torque; Control arm to front axle support jointing torque 85 Nm
(tighten in normal position)
Remove screw towards rear.
Only on right side: If necessary, remove holder with ride-height sensor.
Remove control arm from front axle carrier.
Release nut (2); if necessary, grip at Torx socket.
Tightening torque; Control arm on steering knuckle/swivel bearing 165 Nm
Remove control arm from swivel bearing.

Installation:
Replace self-locking nuts.
Keep journal on ball head and bore hole in swivel bearing free from grease.