See also:

Adding DEF
WARNING Make sure • DEF does not come into contact with skin, eyes, or clothing • to keep DEF out of the reach of children If you and/or others have come into contact with DEF: • If DEF ...

Switching wavebands
See "Switching wavebands" in the radio mode section. ...

High-beam spot lamp (vehicles with LED-daytime running lamps)/infrared light (Night View Assist Plus)
Due to their location, have the bulbs in the left-hand headlamp changed at a qualified specialist workshop, e.g. an authorized Mercedes-Benz Center. Switch off the lights. Open the hood. ...