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

See also:
The BMW 6-Series Coupe: a sports car boasting outstanding dynamics and a
fascinating heritage.
The BMW brand's large Coupe once again embodies the essence of dynamic
capability and exclusive driving pleasure in a stylish and luxurious two-door
design. The new BMW 6-Series Coupe represents t ...
Comparison with ordinary remote
control
The functions can be controlled by pressing the
buttons of the remote control or Comfort Access.
Unlocking
Fully grasp a door handle, arrow 1. This corresponds
to pressing the button.
Lockin ...
