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

See also:
Controls
1 Control Display
2 Controller with buttons
The buttons can be used to open the menus
directly. The controller can be used to select
menu items and create the settings. ...
At a glance
Display the traffic bulletins from radio stations
that broadcast the TI Traffic Information
of a traffic information service. Information
on traffic obstructions and hazards is
updated ...
After refilling diesel exhaust fluid
Incorrect fluid
Incorrect fluids
After refilling with the incorrect fluid, e.g.,
antifreeze for windshield wiper fluid, do not start
the engine because this could result in a fire
hazard. ...
