See also:

General notes
AIRMATIC enables a suspension tuning setting to be selected and regulates the damping behavior and level of your vehicle. The system comprises a minimum of two components: ADS (Adaptive Damping ...

Restoring the factory settings
Press the and buttons simultaneously for approximately six seconds until the battery check lamp flashes twice. ...

Rear seat head restraints
WARNING   For safety reasons, always drive with the rear head restraints in the upright position when the rear seats are occupied. Keep the area around head restraints clear of articles ...