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:
Problems with the steering wheel
heating
The steering wheel heating has switched off
prematurely or cannot be switched on. The
vehicle's electrical system voltage is too low
because too many electrical consumers are
switched on.
- S ...
Setting a speed
WARNING
Keep in mind that it may take a brief moment
until the vehicle has made the necessary
adjustments.
Increase or decrease the set vehicle speed to
a value that the prevailing ro ...
Roadside Assistance
The Mercedes-Benz Roadside Assistance
Program offers technical help in the event of
a breakdown. Calls to the toll-free Roadside
Assistance Hotline are answered by our
agents 24 hours a day, 365 d ...
