34 51 527 Removing and installing/replacing DSC hydraulic unit
WARNING: This page does not describe the selected car, but rather 7 other vehicles, including the 2010 BMW X3, 2009 BMW X3, 2008 BMW X3, 2007 BMW X3, and 2006 BMW X3. However, it is still accessible from the selected car via links, so may be relevant.
Necessary preliminary tasks:
- Read and comply with General Information, see 34 00 ... General Information .
- Remove brake master cylinder, see 34 31 505 Removing and installing/replacing master brake cylinder for DSC .
- After completing tasks, bleed brake system, see 34 00 050 Bleeding brake system with DSC .
When replacing control unit:
- Carry out programming/coding
- Adjustment of steering angle sensor
- Mix-up check of brake lines
- Function check, hydraulic unit
IMPORTANT:
Do not mix up brake lines, mark prior to removal if necessary.
Seal off connection bores with plugs.
Disconnect plug connection (1) to control unit.
Release brake lines (2) and if necessary disconnect lines to brake master cylinder completely.
Installation:
Note changed tightening torque.
Tightening torque: 34 32 6AZ, see 34 32 BRAKE LINES .
Release screw (3) and carefully feed out and remove hydraulic unit.
IMPORTANT:
If necessary, detach brake lines from mounting.
Brake lines must not be bent.
When replacing hydraulic unit:
Release screws (1) and convert holder (2).