33 31 000 Removing and installing complete rear axle carrier
Special tools required:
Danger of injury!
Failure to comply with the following instructions may result in the vehicle slipping off the lifting platform and critically injuring other persons.
Read and observe the information on load distribution in the lifting platform operating instructions.
Before lowering/removing the rear axle carrier, it is essential to place a minimum load of 100 kg in the luggage compartment to prevent the vehicle from toppling/slipping off the lifting platform!
When supporting components, make sure that
- the vehicle can no longer be raised or lowered
- the vehicle does not lift off the locating plates on the lifting platform
Seal off pipe connections with plugs.
Necessary preliminary tasks:
- Remove BRAKE DISC ON BOTH SIDES
- Disconnect HANDBRAKE CABLE ON BOTH SIDES OF WHEEL BRAKE and remove from hanging hook
- Remove PROPELLER SHAFT FROM REAR DIFFERENTIAL and tie back or remove completely if necessary
- E64 M6: Remove rear left and right tension struts
- E64 except M6: Remove cross strut
- Detach plug connection for pulse generator on both sides and expose line up to control arm
- Detach plug connection for brake pad wear sensor on right and expose line up to control arm
- If necessary, disconnect plug connection from ride-height sensor
- Remove SPRING STRUT SHOCK ABSORBER ON BOTH SIDES FROM WHEEL CARRIER
Failure to comply with the following instructions may result in the vehicle slipping off the lifting platform and critically injuring other persons.
When supporting components, make sure that
- the vehicle can no longer be raised or lowered
- the vehicle does not lift off the locating plates on the lifting platform
Insert special tools 33 4 233 and 33 4 232 into corresponding mountings of special tool 00 2 040 .
Align special tool 00 2 040 to rear axle carrier.
Support rear axle carrier by raising special tool 00 2 030 .
Version with Dynamic Drive:
Disconnect PRESSURE LINES AT POINT OF SEPARATION II and seal with plugs.
Remove TENSION STRUTS .
Release screws (1) and remove stop plate (2).
Lower rear axle carrier (3).
Installation:
Check threads for damage; if necessary, repair with HELICOIL THREAD INSERTS .
First install TENSION STRUTS and then tighten down bolts (1).
Tightening torque 33 33 3AZ .
After installation:
- Version with Dynamic Drive:
- Fill and bleed hydraulic system. See BLEEDING POWER STEERING (VERSION WITH DYNAMIC DRIVE) or BLEEDING POWER STEERING UNIT .
- Check pipe connections for leaks
- If necessary, carry out INITIAL DYNAMIC DRIVE OPERATION
- Adjusting HANDBRAKE