See also:

Switching off automatically
System switches off: above approx. 9 mph/ 15 km/h. Switch on the system again if necessary. ...

Radio ready state and ignition off
All indicator and warning lamps as well as displays in the instrument cluster go out. Transmission position P with the ignition off When the ignition is switched off, position P is engaged a ...

The concept
This system reduces undesirable vehicle motion when using a dynamic driving style or traveling on uneven road surfaces. The system enhances driving dynamics and comfort as required for the road ...