See also:

Accepting a call
If someone calls you when you are in the Tel menu, a display message appears in the multifunction display, for example: – Press the button on the steering wheel to accept an incoming call. ...

Tire size designation, load-bearing capacity and speed rating
Tire width Nominal aspect ratio in % Tire code im diameter Load bearing index Speed rating Tire data is vehicle-specific and may deviate from the data in the example. General: de ...

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. ...