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 ...

Service messages
Information on the type of service and service intervals (see separate Service Booklet). You can obtain further information from an authorized Mercedes-Benz Center or at http://www.mbusa.com (U ...

Before changing a fuse
  Park the vehicle and apply the parking brake.   Switch off all electrical consumers.   Remove the SmartKey from the ignition lock. The fuses are located in various fuse boxes: ...