See also:

Adjusting the climate mode settings (AIR FLOW)
This function is only available with automatic climate control. The climate control settings are especially effective at high temperatures. You can select the following climate control setting ...

Flexible fuel vehicles
Important safety notes Flexible fuel vehicles can be recognized by the sticker on the inside of the filler flap. Flexible fuel vehicles can be operated with premium-grade unleaded gasoline and ...

Roadside Assistance button
  Press and hold Roadside Assistance button 1 for more than two seconds. This initiates a call to the Mercedes-Benz Customer Assistance Center. The indicator lamp in Roadside Assistance but ...