34 31 505 Removing and Installing / Replacing Master Brake Cylinder for DSC
WARNING: This page is about a different car, the 2010 BMW X5, 2009 BMW X5, 2008 BMW X5, and 2007 BMW X5. However, it is still accessible from the selected car via links, so may be relevant.
Special tools required:
- 32 1 27032 1 270 PLUGS (SET)
Necessary preliminary tasks:
- Remove expansion tank.34 31 181 Removing and Installing / Replacing Expansion Tank For Hydraulic Brake Actuation
- Read and comply with General Information.34 00 ... General Information
After completing tasks, bleed brake system with DSC.34 00 050 Bleeding Brake System with DSC
IMPORTANT:
Do not bend brake lines.
Unfasten brake lines (2).
Unclip retaining bar (1) and remove both brake lines from guides.
Installation:
Tightening torque 34 32 1AZ. See 34 32 BRAKE LINES
Close off brake lines and brake master cylinder with plugs 32 1 270. See 32 1 270 PLUGS (SET)
Release nuts (3) and feed brake master cylinder out of brake booster.
Installation:
Replace self-locking nuts.
Installation:
Replace sealing ring.
Installation:
When inserting the brake master cylinder (2) into the brake booster (1), make sure the pressure rod of the brake booster and that of the brake master cylinder meet each other on one level.