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

See also:
CBC Cornering Brake Control
When braking during curves or when braking
during a lane change, driving stability and steering
response are improved further. ...
Text messages
Text messages in combination with a symbol in
the instrument cluster explain a Check Control message and the
meaning of the indicator and
warning lamps. ...
Saving a function
1. Highlight the function via the iDrive.
2.
Press the desired button for more
than 2 seconds. ...
