See also:

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

The concept
The DTC system is a version of the DSC in which forward momentum is optimized. The system ensures maximum forward momentum on special road conditions, e.g., unplowed snowy roads, but driving st ...

Ignition on
All electrical consumers can operate. The odometer and trip odometer are displayed in the instrument cluster. To save battery power when the engine is off, switch off the ignition and any unnec ...