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 the buttons on the multifunction steering wheel.

1. Multifunction display
2. Right control panel
3. To switch on the Voice Control System;
see the separate operating instructions
4. Back button
5. Left control panel
See also:
Removing the mechanical key
•► Push release catch 1 in the direction of
the arrow and at the same time, remove
mechanical key 2 from the SmartKey. ...
EASY-PACK through-loading facility in
the rear bench seat (Wagon)
Important safety notes
WARNING
Never drive a vehicle with the tailgate open.
Deadly carbon monoxide (CO) gases may
enter vehicle interior resulting in
unconsciousness and death. ...
BlueDIRECT: third-generation direct injection
Direct petrol injection with spray-guided combustion, which Mercedes-Benz was
the first car manufacturer to introduce in series production, has been developed
further by the engineers into third-g ...
