31 11 001 Replacing front axle carrier (M3)
WARNING: This page is about a different car, the 2010 BMW M3, 2009 BMW M3, and 2008 BMW M3. However, it is still accessible from the selected car via links, so may be relevant.
IMPORTANT:
Before removing front axle carrier:
In order to avoid damage to lifting platform, perform weight compensation on vehicle.
Load spring strut domes with sand bags.
In order to avoid damage to lifting platform, perform weight compensation on vehicle.
Load spring strut domes with sand bags.
WARNING:
Secure engine in installation position with special tool
to prevent it from falling down. See 11 00 670 SECURING ENGINE IN INSTALLATION POSITION (S65)
.
Necessary preliminary tasks:
- Secure engine in installation position
- Disconnect negative battery cable . See 61 20 900 DISCONNECTING AND CONNECTING BATTERY NEGATIVE LEAD .
- Remove both front wheels . See WHEEL AND TIRES - REPAIR .
- Remove front stabilizer bar
- Remove reinforcement cover on left and right . See 51 71 ... REMOVING AND INSTALLING/REPLACING LEFT/RIGHT REINFORCEMENT COVER .
- Remove lower section of steering spindle from steering gear . See 32 31 070 REMOVING AND INSTALLING / REPLACING LOWER SECTION OF STEERING SPINDLE .
- If necessary, disconnect plug connection from ride-height sensor
- Remove both tension struts from front axle carrier .
- Remove both control arms from front axle carrier .
- Remove both tie rods on power steering gear . See 32 21 231 REPLACING (REMOVING AND INSTALLING) LEFT OR RIGHT TIE ROD .
- Disconnect plug connection on Servotronic electrohydraulic converter, remove power steering gear from front axle carrier and tie up. See 32 13 060 REMOVING AND INSTALLING (REPLACING) POWER STEERING GEAR (M3) .
- Lower front axle carrier .
Unscrew nut (1) and bolts (2).
Disconnect pressure line (3) from front axle carrier holder.
Installation:
Replace self-locking nut.
Tightening torque 32 41 11AZ . See 32 41 PUMP AND OIL SUPPLY .
Release screws (1).
Fold holders (2) downwards and tie up.
Installation:
Tightening torque 32 41 11AZ . See 32 41 PUMP AND OIL SUPPLY .
Remove connecting lead (1) for Servotronic electrohydraulic converter.
Remove both engine mounts (2). See ENGINE AND GEARBOX SUSPENSION .
Installation:
Use previous front axle carrier as a template for modifying or replacing small parts.
After installation:
- Perform chassis alignment check . See 32 00 150 KDS CHASSIS/WHEEL ALIGNMENT CHECK WITH LOAD UP TO DESIGN POSITION .
- Carry out steering angle sensor adjustment . See 61 31 996 CARRYING OUT STEERING ANGLE SENSOR ADJUSTMENT .