See also:

The concept
The Check Control system monitors functions in the vehicle and notifies you of malfunctions in the monitored systems. A Check Control message is displayed as a combination of indicator or warni ...

Locking and unlocking
Pressing the buttons locks and unlocks the doors and the trunk lid when the front doors are closed, but they are not secured against theft. The fuel filler flap remains unlocked. ...

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