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 To switch on the Voice Control System; see the separate operating
instructions
3 Right control panel
4 Left control panel
5 Back button
See also:
ATTENTION ASSIST Warns Drowsy Drivers
Drowsiness is one of the most common causes of accidents. This is why
Mercedes experts have developed the ATTENTION ASSIST system which forms part of
the standard equipment of the new Mercedes CL- ...
Tire pressure monitor warning
messages
If the tire pressure monitor detects a
significant pressure loss on one or more tires,
a warning message is shown in the
multifunction display. A warning tone also
sounds and the tire pressure ...
Derestricting the shift range
Briefly press the selector lever
to the right towards D+.
or
Pull the right-hand steering wheel
paddle shifter.
The shift range is derestricted. ...
