Fast forward/rewind
Slide 
and hold the COMAND
controller until the desired position has
been reached.
You see the navigation menu.
See also:
Exterior mirror out of position
If an exterior mirror has been pushed out of
position, proceed as follows:
Press the mirror-folding button
repeatedly until you hear the
mirrors engage in position.
The mirror housing is ...
Snow chains
For safety reasons, Mercedes-Benz
recommends that you only use snow chains
that have been specially approved for your
vehicle by Mercedes-Benz, or are of a
corresponding standard of quality.
...
Engine
Display messages
Possible causes/consequences and
Solutions
The coolant level is too low.
Add coolant, observing the
warning notes when doing so.
If coolant nee ...