See also:

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. ...

Overview: changing bulbs/bulb types
You can change the following bulbs. The bulb type can be found in the legend. Halogen headlamps Turn signal lamp/side marker lamp: WY 5 W Turn signal lamp: PY 21 W High-beam headlamp: H7 55 ...

Adjusting the lumbar support
Vehicles without the memory function: You can adjust the contour of the front seats so as to provide optimum support for your back. Move adjustment lever 1 in the direction of the arrow until the ...