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

See also:
Automatic deactivation during forward travel
The system switches off when a certain driving
distance or speed is exceeded.
Switch the system back on if necessary. ...
Malfunction
The yellow warning lamp flashes
and
then lights up continuously. A Check
Control message is displayed. No flat
tire can be detected.
Display in the following situations:
► A wheel wi ...
Driving pleasure
Driving the X6 M changed the way I looked at this vehicle.
Some of that gangly look disappeared as the vehicle's performance matured my
perception. It has a toughness, a meanness too that it didn' ...
