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

See also:
Display
1 Lane departure warning
2 Active Cruise Control
3 Desired speed
4 Navigation system
5 Speed
The collision warning, Night Vision pedestrian
warning, or Check Control messages are displayed
...
Tire inflation pressures at max. speeds
above 100 mph/160 km/h
Speeds above 100 mph/160 km/h
In order to drive at maximum speeds in excess
of 100 mph/160 km/h, please observe, and,
if necessary, adjust tire pressures for speeds
exceeding 100 mph/160 km/h ...
Vehicle equipment
All standard, country-specific and optional
equipment that is offered in the model series is
described in this chapter. Therefore, equipment
is also described that is not available in a vehicle, ...
