See also:

Call priority
When service calls are active, e.g. Roadside Assistance or MB Info calls, an emergency call can still be initiated. In this case, an emergency call will take priority and override all other active ...

Checking the coolant level
Only check the coolant level when the vehicle is on a level surface and the engine has cooled down. Turn the SmartKey to position 2 in the ignition lock. On vehicles with KEYLESS-GO, press ...

General information
Automatic picture shutoff If the vehicle is traveling faster than approximately 3 mph (5 km/h) and video DVD mode is activated, the picture is deactivated automatically. The video picture is o ...