See also:

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 ...

Lights
Display messages about LEDs: This display message will only appear if all LEDs have failed. Display messages Possible causes/consequences and Solutions Check Left Cornering ...

DOT (Department of Transportation)
DOT marked tires fulfill the requirements of the United States Department of Transportation. ...