The concept
The parking brake is primarily intended to prevent the vehicle from rolling while parked; it brakes the rear wheels.
See also:
Parts and Accessories
For your own safety, use genuine parts and accessories
approved by BMW. When you purchase
accessories tested and approved by
BMW and Genuine BMW Parts, you simultaneously
acquire the assurance ...
Initialization after a power failure
After a power failure, it is only possible to raise
the roof, if necessary.
Have the system initialized by your service center. ...
Interior and exterior mirrors, automatic dimming feature
Interior and exterior mirrors, automatic
dimming feature
Two photocells are used for control:
▷ In the mirror glass, see arrow.
▷ On the back of the mirror.
For proper operation:
...