See also:

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

Removing: manual head restraints
Only remove the head restraint if no one will be sitting in the seat in question. 1. Pull the head restraint upward as far as possible. 2. Press the button, arrow 1, and pull the head restrain ...

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: ...