See also:

Points to observe before use
The sockets can be used for accessories, e.g. lamps or mobile phone chargers with a maximum current draw of 180 W (15 A). If you use the sockets for long periods when the engine is switched off, ...

Folding the rear bench seat back
– Fold seat backrest 2 back until it engages. – Swing seat cushion 1 back. – Pull up and adjust the head restraints if necessary. ...

Please bear the following in mind
At the onset of winter, have your vehicle winterproofed at a qualified specialist workshop, e.g. at an authorized Mercedes- Benz Center. Observe the notes in the "Changing a wheel" ...