34 31 505 Removing and Installing/Replacing Brake Master Cylinder For DSC

34 31 505 Removing and installing/replacing brake master cylinder for DSC

Note:
Read and comply with General Information. Service Precautions
After completing work, bleed brake system Brake Bleeding
Remove expansion tank. 34 31 181 Removing and Installing/Replacing Expansion Tank For Hydraulic Brake Actuation
Remove pressure sensor "V" for DSC. Replacing Pressure Sensor "V" For DSC
Remove pressure sensor "H" for DSC. Replacing Pressure Sensor "H" For DSC
Remove cover from electrical box.





Detach brake line (1).
1) Pre-boost pump circuit

Installation:
M10x1 18 ±1 Nm
M12x1 18 ±1 Nm





Release hexagon nuts (1) and withdraw master brake cylinder (2) from brake booster (3).

Installation:
Replace self-locking nuts.
Observe Tightening Torque: 26 Nm





Installation
Replace O-ring (1)





Installation:
When inserting brake master cylinder (2) into brake booster (1), make sure that pressure rod of brake booster (1) and pressure rod of brake master cylinder (2) lie on a single plane.