See also:

General notes
USA only: This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: 1. This device may not cause harmful interference, and 2. this device must a ...

Switching the front climate control on/off using the front control panel
Turn the SmartKey to position 2 in the ignition lock. To activate: press the rocker switch up or down. The indicator lamp in the rocker switch goes out. The previously selected settings ...

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 Assi ...