Necessary preliminary work:
Detach retaining clip (1) on brake pedal.
Pull out locking pin.
Unscrew nuts (2).
Installation note: Replace self-locking nuts.
Release brake lines (1) from holder on bulkhead.
If necessary disconnect plug connection of vacuum sensor.
Pull vacuum line (2) out of brake booster.
Installation note: Check gasket, replace if necessary.
IMPORTANT: Do not use any force when removing and installing the brake unit; the brake unit can be damaged under certain circumstances.
Brake lines must not be bent.
Carefully pull brake booster (3) out of bulkhead and tilt out.
Installation note:
Make sure seal (2) is present and correctly seated.
The protective film on the connection of the vacuum line must be removed when replacing the brake booster!
BMW X3 Service & Repair Manual > Driveline+Axles: With suspension
REMOVING AND INSTALLING/REPLACING REAR LEFT OR RIGHT COIL SPRING
Installation note:
1. All screws, nuts, bolts and hose clamps removed during the repair must be replaced.
2. Retaining elements on chassis and suspension and steering parts must be replaced.
IMPORTANT:
Both coil sp ...