34 41... Electromechanical parking brake - emergency release
Necessary preliminary work:
- Remove the EMF ACTUATORS on left and right.
Attention!
Secure vehicle against rolling, e.g. with chocks.
Using an 7 mm WAF hexagon socket wrench (1), turn back brake caliper spindle in clockwise direction.
Turn back until the wheel can turn freely.
Attention!
Do not turn the spindle to the end stop.
A fault code is set upon reaching the end stop. It deactivates the system!
If this is the case, delete the fault memory.
NOTE:
Start-up after open circuit:
- Switch on ignition
- Press brake button with brake pedal pressed.
- The indicator light in the instrument panel goes out as soon as the parking brake is released.