Replacing

34 11 519 Removing and installing/replacing left or right front brake caliper

Necessary preliminary tasks:
^ Remove wheels.
^ Observe safety instructions on raising the vehicle.

After completing work:
Bleed brake system.





Apply pedal prop and depress brake pedal slightly. This prevents brake fluid from emerging from the expansion tank and air from entering the brake system after the brake lines have been detached.
Disconnect brake pipe from connection with brake hose.
Left side Remove connector for wear indicator.

Installation:
Tighten brake hose on brake caliper.
Tightening torque 34 32 4AZ; Brake hose to brake caliper, front 24 +/- 2 Nm.
If the brake hose was pulled from the mounting fixture during removal, make sure it is positively attached when installed!
Set steering to straight-ahead setting.
Screw brake hose to brake line, ensuring that brake hose is not twisted.
Tightening torque 34 32 1AZ; Brake hose couplings 18 Nm.
Follow instructions on replacing front brake hose.





Unscrew bolts (1) and remove brake caliper.

Installation:
Tightening torque 34 11 2AZ; Brake caliper to steering knuckle (screws lightly oiled, contact surfaces between brake caliper and steering knuckle cleaned and grease-free) 110 Nm.