See also:

Switching the rear-compartment climate control on/off using the rear control panel
Turn the SmartKey to position 2 in the ignition lock. To switch on: press rocker switch 15 up or down and select AUTO. or Press rocker switch 15 up or down and select MAN. To switch of ...

Roadside Assistance button
Open the stowage compartment under the armrest. Press and hold Roadside Assistance button 1 for more than two seconds. This initiates a call to the Mercedes-Benz Customer Assistance Center ...

Special seat belt retractor
All seat belts except the driver's seat belt are equipped with a special seat belt retractor. When activated, the special seat belt retractor ensures the seat belt will not slacken once the chi ...