See also:

Lights
Display messages about LEDs: This display message will only appear if all LEDs have failed. Display messages   Cornering Lamp Left or Cornering Lamp Right Possible causes/consequences an ...

Important safety notes
For reasons of safety, Mercedes-Benz recommends that you drive with the lights switched on even during the daytime. In some countries, operation of the headlamps varies due to legal requiremen ...

The windshield wipers are obstructed
Leaves or snow, for example, may be obstructing the windshield wiper movement. The wiper motor has been deactivated. - For safety reasons, you should remove the SmartKey from the ignition lock. ...