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" section.
See also:
Front fog lamps and rear fog lamp
   Front fog lamps
Only vehicles with front fog lamps have the
"fog lamps" function.
WARNING  
If you suspect that driving conditions will be
foggy, turn the light switch to  
b ...
   
New for 2011
   There are no major changes, but "mbrace," a new telematics system, replaces 
Tele Aid and has features such as locating a vehicle in a parking lot and 
remotely locking and unlocking doors ...
   
Switching on/off
   The three blue indicator lamps in the buttons
indicate the ventilation level you have
selected.
 If the battery voltage is too low, the seat
ventilation may switch off.
► Make sure that ...
   
