See also:

Deactivating HDC
Press the button again and the LED goes out. HDC is automatically deactivated above approx. 37 mph/60 km/h. ...

General information
1. Turn the controller: select letters or numbers. 2. Select additional letters or numbers if needed. 3. "OK": confirm the entry. ...

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