See also:

Messages after trip completion
Special messages that are displayed during driving are displayed again after the ignition is switched off. ...

Tire inflation pressure values over 100 mph/160 km/h
528i Without high-speed tuning feature 550i Without high-speed tuning feature With high-speed tuning feature 528i xDrive Without high-speed tuning feature With high-speed tuning ...

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