BMW X3 Service & Repair Manual: Replacing a brake pad sensor (rear)
IMPORTANT: The brake pad wear sensor must be replaced once it has been removed (brake pad wear sensor loses its retention capability in the brake pad).
If an already ground brake pad wear sensor has to be replaced although the minimum brake pad thickness has not yet been reached, it is necessary to file down the new sliding contact with a file to the same length as the ground sliding contact.
Necessary preliminary work:
- Remove rear right WHEEL .
Open housing cover (1).
Disconnect plug connection for pulse generator.
Unclip line from holders (2).
Installation note: Ensure proper locking of plug connector and proper seating of rubber grommets.
Disengage line from brake pad wear sensor from holders (1).
Pull brake pad wear sensor (2) in direction of arrow out of brake pad.
Installation note: Make sure brake pad wear sensor (2) is correctly seated in brake pad and holder (1).
Replacing a brake pad sensor (front)
IMPORTANT:
The brake pad wear sensor must be replaced once it has been removed (brake pad wear sensor
loses its retention capability in the br ...
Replacing a rear pulse generator
IMPORTANT:
Read and comply with notes on PROTECTION AGAINST ELECTROSTATIC DAMAGE
(ESD protection).
Necessary preliminary work:
Remove re ...
Other materials:
BMW X3 Service & Repair Manual > Driveline+Axles: With suspension
REMOVING AND INSTALLING/REPLACING REAR LEFT OR RIGHT COIL SPRING
Installation note:
1. All screws, nuts, bolts and hose clamps removed during the repair must be replaced.
2. Retaining elements on chassis and suspension and steering parts must be replaced.
IMPORTANT:
Both coil sp ...