BMW X3 Service & Repair Manual: Removing and installing/replacing vent valve for brake caliper
Necessary preliminary work:
- Raise vehicle.
Removal:
Press brake pedal down to floor and secure with pedal support.
NOTE: The pedal support may only be released when the brake lines are reconnected.
This prevents brake fluid from emerging from the expansion tank and air from entering the system when the brake lines are opened.
Remove dust cap (1).
Remove vent valve (1).
IMPORTANT: Collect escaping brake fluid in a suitable collecting vessel.
Installation:
IMPORTANT: The bore hole must be free of contamination!
Install vent valve (1).
Mount dust cap (1).
Remove pedal support.
Required follow-up work:
- Bleed brake system.
Parking brake function check
IMPORTANT: Follow instructions for Brake testing on test stand.
Rear axle on brake test rig:
IMPORTANT:
No gear or drive range must be eng ...
Replacing fluid in brake system
Necessary preliminary tasks:
Remove left sensor opening
IMPORTANT:
When carrying out repairs to the brake system, follow the procedur ...
Other materials:
BMW X3 Service & Repair Manual > Electronic switching or control units: Replacing pulse sensor on exhaust camshaft (N52T)
IMPORTANT:
Read and comply with notes on PROTECTION AGAINST ELECTROSTATIC
DISCHARGE (ESD PROTECTION) .
Necessary preliminary work:
Read out the fault memory of the DME control unit.
Switch off ignition.
Remove ACOUSTIC COVER
Release screw (1).
Release holder (2) from cylinder h ...