See also:

Convenience opening feature
You can ventilate the vehicle before you start driving. To do this, the key is used to carry out the following functions simultaneously: - unlock the vehicle - open the side windows - ope ...

Overview
The on-board computer is activated as soon as you turn the SmartKey to position 1 in the ignition lock. You can control the multifunction display and the settings in the on-board computer using ...

MB Info call button
► Open the stowage compartment under the armrest. ► Press and hold MB Info call button 1 for more than two seconds. This initiates a call to the Mercedes-Benz Customer Assistanc ...