See also:

Important safety notes
WARNING When leaving the vehicle, always remove the SmartKey from the ignition lock. Always take the SmartKey with you and lock the vehicle. Do not leave children unattended in the vehicle ...

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 ...

TWR (Tongue Weight Rating)
The TWR specifies the maximum permissible weight that the ball coupling of the trailer tow hitch can support. ...