See also:

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

For better control
The indicator lamp flashes: DSC controls the drive forces and brake forces. The indicator lamp lights up: DSC and DTC has failed. DSC deactivated: The indicator lamp lights up and DSC O ...

Rear seat heating
Switching on Press the button once for each temperature level. The maximum temperature is reached when three LEDs are lit. Switching off Press the button longer. The LEDs go out. Temper ...