429019 Removing and installing rear anti-roll bar

WM 429019 Removing and installing rear anti-roll bar

Tools





Preliminary work

1. Remove right rear wheel -> 440519 Removing and installing wheel Removal and Replacement.

Removing rear anti-roll bar





Overview

1. Screw off suspension/stabiliser -1-.





Removing suspension/stabiliser

1.1. Counter ball pin with cone wrench Nr.200.
1.2. Press suspension/stabiliser -1- outwards and remove it from the anti-roll bar -2-.
2. Perform the process analogously on the opposite side.
3. Mark the installation position -arrow- of the anti-roll-bar mount halves with respect to the anti-roll bar with a touch-up stick.





Marking installation position (illustration as example)

4. Unscrew fastening screws -1-.





Unscrewing anti-roll-bar mount

5. Remove holder for electric plug connection -2-.
6. Remove anti-roll-bar mount -3-.
7. Remove anti-roll bar -1- to the right and out.





Removing anti-roll bar

Installing rear anti-roll bar

Information

- The entire threaded parts of the axle must be tightened in vehicle position. Vehicle position means: vehicle standing on the wheels, or the wheel suspension is raised with a universal vehicle lift. Dimension -X- , from lower edge of wing to centre of axle corresponds to vehicle position. The current height can be found in -> 4495TW Adjustment values for suspension alignment 4495TW Adjustment values for suspension alignment. Always observe the following points.





Dimension X - centre of wheel to lower edge of wing (rear axle shown)

Steel springs

- The vehicle position is reached at the rear axle by pre-tensioning the steel spring using spring clamp 9823 to the dimension -X-.

Air suspension

- The vehicle position is reached at the rear axle by bleeding the respective air spring using the PIWIS Tester II 9818 and carefully lifting the respective wheel bearing housing to the dimension -X-.

- Use an intermediate layer (hard rubber)! Do not damage the brake cover plate.





Lifting wheel carrier (air suspension)

- Screws and nuts are Geomet-coated and must not be greased.

- Grease the toothing of the drive shaft slightly with aluminium paste Optimoly TA.

- Drive shafts must not be left hanging from the joint stop! Tie up.

- Use new screws and lock nuts.

- Observe correct tightening torques and torque angles -> 4X00IN Tightening torques for rear axle 4X00IN Tightening torques for rear axle.

1. The anti-roll bar is installed in reverse order to removal.
2. Pay close attention to the installation position markings -arrow- when tightening the anti-roll-bar mount.





Installation position markings (illustration as example)

3. Always observe the correct tightening torques when tightening the fastening screws -> 4X00IN Tightening torques for rear axle 4X00IN Tightening torques for rear axle.

Subsequent work

1. Fit right rear wheel -> 440519 Removing and installing wheel Removal and Replacement.