34 51 527 Removing and Installing or Replacing DSC Hydraulic Unit
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.
Necessary preliminary tasks:
- Read and comply with General Information. See 34 00 ... General Information
- Extract brake fluid
NOTE:
Extract brake fluid out of expansion tank. Use a suction bottle used exclusively for drawing off brake fluid.
Do not reuse drawn out brake fluid.
After completing work:
- Bleeding braking system
IMPORTANT:
Do not mix up brake lines.
If necessary, mark before removal.
Brake lines must not be bent.
Close off connection bores with plugs.
If necessary, mark before removal.
Brake lines must not be bent.
Close off connection bores with plugs.
Disconnect plug connection (1).
Unfasten brake lines (2).
Tightening torque 34 32 1AZ. See 34 32 BRAKE LINES
If necessary, release brake lines from holder on bulkhead.
Unscrew bolt (3).
Tightening torque 34 51 6AZ. See 34 51 SLIP CONTROL SYSTEM (DSC) .
Pull hydraulic control unit with holder out of guide pins (4) and remove.
When replacing hydraulic unit:
Release screws (1) and convert holder (2).
Installation:
Tightening torque 34 51 5AZ. See 34 51 SLIP CONTROL SYSTEM (DSC)
Modify DSC control unit. See 34 52 516 Removing and Installing / Replacing DSC Control Unit
When replacing control unit:
- Carry out programming/coding. See CODING & PROGRAMMING
- Adjustment of steering angle sensor. See 61 31 996 CARRY OUT STEERING ANGLE SENSOR ADJUSTMENT
- Mix-up check of brake lines
- Function check, hydraulic unit