Removing and Installing/Replacing Left or Right Rear Brake Caliper

34 21 745 - Removing and installing or replacing left or right rear brake caliper





Necessary preliminary tasks:
- Remove wheels Removing or Installing Front or Rear Wheel
Observe safety instructions on raising the vehicle 00 .. ... Lifting Vehicle With A Lifting Platform.

After completing work: Bleed braking system Replacing Fluid in ABS/ASC+T Brake System





Press clutch pedal down to floor and secure with pedal support.

Note:
The pedal support may only be released when the brake lines are reconnected.

This prevents brake fluid from emerging from the expansion tank and air from entering the system when the brake lines are opened.





Right side: Disconnect plug connection for brake lining wear sensor.

Release screws (1).

Installation:
Tightening torque 34 21 3AZ 34 21 Rear Brake.

Disconnect brake hose (2).

Installation:
Tightening torque 34 32 5AZ 34 32 Brake Lines.

Unfasten brake hose at connection point to brake line.

Tightening torque 34 32 1AZ 34 32 Brake Lines.

First tighten the brake hose on the brake cover, then tighten connection on brake line.

Install brake hose without torsional stress.

Pull off fist caliper towards rear of vehicle.





Important!
Check routing and securing of brake-pad-wear indicator cable. Check for correct securing with tab of dust cap. It is absolutely essential to prevent the cable on the rim from being scuffed.