The concept
The parking brake is primarily intended to prevent the vehicle from rolling while parked; it brakes the rear wheels.

See also:
Turn signal
Do not fold in the exterior mirrors
During driving and during the operation of
the turn signals/warning flashers, do not fold in
the exterior mirror, or else the additional flasher
lights ...
Display on the Control Display
Switching on the backup camera via the
iDrive
With PDC activated:
"Rear view camera"
The backup camera image is displayed. The setting
is stored for the remote control currently in
...
Adjusting
Adjusting
1. Fold the lever down.
2. Move the steering wheel to the preferred
height and angle to suit your seating position.
3. Fold the lever back. ...
