See also:

Windows fogged up on the outside
- Activate the windshield wipers. - Press the button repeatedly until the or symbol appears in the display. You should only select this setting until the windshield is clear again. ...

Please bear the following in mind
Resetting service interval display If the qualified specialist workshop, e.g. a Mercedes-Benz Center, carried out the maintenance work, the service interval display will be reset. Further infor ...

Fuel grade
You should only refuel with unleaded premium-grade gasoline as this avoids damaging the catalytic converter. If engine running problems are apparent, have the cause checked immediately and rep ...