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:
PRE-SAFE® Brake
PRE-SAFE® Brake is only available in vehicles
with DISTRONIC PLUS.
Observe the "Important safety notes"
section
PRE-SAFE® Brake can help you to minimize
the risk of a frontal collisi ...
Resetting triggered NECK-PRO head
restraints
WARNING
For safety reasons, have the NECK-PRO head
restraints checked at an authorized
Mercedes-Benz Center after a rear-end
collision.
WARNING
When pushing back the NECK-PRO head
r ...
Windshield washer system and headlamp cleaning system
The washer fluid reservoir is used for both the windshield washer system and
the headlamp cleaning system.
Vehicle components and their service products must match. You should, therefore,
only ...
