See also:

Problems with the SmartKey
Problem Possible causes/consequences and Solutions You cannot lock or unlock the vehicle using the SmartKey. The SmartKey battery is discharged or nearly discharged. ...

Important safety notes
WARNING When towing a trailer, incorrect equipment and driving style could cause you to lose control of the vehicle. Towing incorrectly or not observing this Operator's Manual could lead to d ...

Problems with the seat ventilation
The seat ventilation has switched off prematurely or cannot be switched on. The vehicle's electrical system voltage is too low because too many electrical consumers are switched on. - Switch ...