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:
Safety
As it should be, the M-Class is full of standard safety features like an
electronic stability system, antilock brakes, traction control, side curtain
airbags, and side-impact airbags for the front ...
Engine oil
Vehicles with a diesel particle filter:
If the vehicle is mostly driven for short
distances, it is possible that malfunctions
may occur during the automatic cleaning of
the diesel particle ...
DEF refill bottle
DEF refill bottles can be obtained at many gas
stations or at an authorized Mercedes-Benz
Center. Refill bottles without a threaded cap
do not provide overfill protection. DEF may
leak if over ...
