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:
Refrigerant of the air-conditioning system
The air-conditioning system is filled with R134a refrigerant and a special PAG
lubricant.
Never use refrigerant R 12 (CFC) or mineral lubricants. Otherwise, you could
damage the air-conditioni ...
GAWR (Gross Axle Weight Rating)
The GAWR is the maximum permissible axle
weight. The actual load on an axle must never
exceed the gross axle weight rating. The
gross axle weight rating can be found on the
vehicle identificat ...
Important safety notes
WARNING
Severe conditions (e.g. strong air pollution)
may require replacement of the filter before
its scheduled replacement interval. A clogged
filter will reduce the air volume to the inter ...
