See also:

General information
The electric parking brake performs a function test at regular intervals while the engine is switched off. The sounds that can be heard while this is occurring are normal. WARNING When l ...

Servicing the brakes
If the red brake warning lamp lights up in the instrument cluster and you hear a warning tone while the engine is running, the brake fluid level may be too low. Observe additional warning messag ...

Setting the time zone and switching between summer and standard time
Select Vehicle in the main function bar by turning the COMAND controller and press to confirm. Select System by turning the COMAND controller and press to confirm. Select Time b ...