See also:

Snow chains
Fine-link snow chains Only certain types of fine-link snow chains have been tested by the manufacturer of your vehicle, classified as road-safe and recommended. Consult your service center for m ...

Malfunction
A Check Control message is displayed. On the Control Display, the areas in front of and behind the vehicle are shaded. PDC has failed. Have the system checked. To ensure full operability: ...

Switching on/off
Press the button. ...