See also:

Low tire pressure message
The yellow warning lamp lights up. A Check Control message is displayed. There is a flat tire or a major loss in tire inflation pressure. The system was not reset after a wheel change ...

Controls
1 Change the entertainment source 2 CD/DVD* drive 3 Eject CD/DVD 4 Change station/track 5 Programmable memory buttons 6 Volume, on/off ...

Releasing the parking brake manually
In the event of an electrical power loss or electrical malfunction, you can release the parking brake manually. Secure the vehicle against rolling Before releasing the parking brake manually, ...