Releasing the electromechanical parking brake in an emergency

Preliminary work 

• Refer to PREPARING THE REMOVAL OF THE EMF ACTUATOR .
• Refer to DETACHING EMF ACTUATOR .

• Make sure that the spindle is not turned to the end stop!
• Turn back the spindle until the wheel can turn freely.
• Turn back the spindle of the brake caliper in clockwise direction using a Key range 7 Allen wrench (1).

  At the end stop, a fault code is set which will cause the system to deactivate! When system is deactivated, clear the fault memory.

Courtesy of BMW OF NORTH AMERICA, INC.

Follow-up work 

• Refer to CHECKING SEALING RING OF THE EMF ACTUATOR .
• Refer to INSTALLING EMF ACTUATOR .
• Refer to AFTER EMF ACTUATOR REPLACEMENT: PUTTING ELECTROMECHANICAL HOLDING BRAKE INTO OPERATION .