33 32 ... Replacing Bearing Support For Front Trailing Arm

33 32 ... Replacing bearing support for front trailing arm

Special tools required:





Necessary preliminary tasks:
^ Remove rear wheel
^ Unplug connector for pulse sensor; if necessary, expose lead up to trailing arm
^ Only on right side: Unplug connector for brake pad sensor; if necessary, expose lead up to trailing arm





Important!

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





Important!
Risk of damage!
Brake hose must not be exposed to tensile loads.

Release screws (1) and remove holder with brake hose.

Tightening torque 34 32 4AZ.





Mark position of mounting (1) relative to body (2) with a paint mark (3) in order to simplify subsequent toe-in adjustment.

Release screws.

Tightening torque 33 32 2AZ.

Lower workshop jack and pull trailing arm downwards.

Installation note:
Check threads for damage; if necessary, repair with Helicoil thread inserts.

Unfasten nut.





Pull out screw.

Tightening torque 33 32 1AZ.

Remove bearing support towards top.

Installation note:
Replace self-locking nut.





Installation with special tool:

Installation note:
Secure special tool 33 3 280 to bearing support with a screw and align to wheel centre. Place bearing support in position and screw down.

Tightening torque 33 32 1AZ.





Installation without special tool:

Installation note:
Place tube (1) (length = approx. 500 mm, dia. = 16 mm) flat on bearing support, secure with screw clamp and align tube centre to wheel centre. Screw bearing pedestal down in this position.

Tightening torque 33 32 1AZ.

After installation:





^ Perform chassis / wheel alignment check