33 31 011 Replacing rear axle support
WARNING: This page is about a different car, the 2013 BMW 550i GT, 2012 BMW 550i GT, 2011 BMW 550i GT, and 2010 BMW 550i GT. However, it is still accessible from the selected car via links, so may be relevant.
IMPORTANT:
Before removing rear axle support:
In order to avoid damage to vehicle hoist, perform weight compensation on vehicle.
Load luggage compartment with sand bags.
In order to avoid damage to vehicle hoist, perform weight compensation on vehicle.
Load luggage compartment with sand bags.
Necessary preliminary work
- Remove REAR AXLE SUPPORT
- Remove REAR AXLE FINAL DRIVE
Remove ANTI-ROLL BAR
Remove ACTUATOR UNIT (PARKING BRAKE).
Remove RIDE HEIGHT SENSOR(S).
Remove INTEGRAL ACTIVE FRONT STEERING
Version with Dynamic Drive: Disconnect PRESSURE LINES for swivel motor of rear axle from rear axle support.
Remove both SWINGING ARMS ON REAR AXLE SUPPORT.
Remove both WISHBONES ON REAR AXLE SUPPORT.
Remove both TOE ARMS ON REAR AXLE SUPPORT.
Remove both wheel carriers with output shaft, swinging arm and wishbones.
Take rear axle support down from special tool with assistance of a 2nd person and set down on a suitable surface.
Installation note:
Use previous rear axle support as a template for modifying or replacing small parts.
After installation
- Activate and fill AIR SUSPENSION SYSTEM .
- Carrying out ride height adjustment
- Adjust PARKING BRAKE (only F07).
- Perform chassis alignment check . See 32 00 150 KDS CHASSIS/WHEEL ALIGNMENT CHECK WITH VEHICLE LOAD UP TO DESIGN POSITION or 32 00 155 KDS WHEEL ALIGNMENT CHECK WITH RIDE HEIGHT MEASUREMENT WITHOUT VEHICLE LOAD .
Version with Dynamic Drive:
- Fill and bleed HYDRAULIC SYSTEM .
- Check line connections for tightness
- Dynamic Drive START-UP .