See also:

Folding the exterior mirrors in or out electrically
This function is only available in vehicles for Canada. Make sure that the SmartKey is in position 1 or 2 in the ignition lock. Briefly press button 1. Both exterior mirrors fold in or out. ...

Lowering the vehicle
– Place the ratchet wrench onto the hexagon nut of the jack so that the letters AB are visible. – Turn the ratchet wrench until the vehicle is once again standing firmly on the ground. – Place ...

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" ...