Fast forward/rewind
Slide 
and hold the COMAND
controller until the desired position has
been reached.
You see the navigation menu.
See also:
System self-test
After you have switched on the ignition, the
system carries out a self-diagnosis.
WARNING
A malfunction in the system has been
detected if one of the following conditions
occurs:
- ...
Service for recovering a stolen vehicle
If your vehicle has been stolen:
Notify the police.
The police will issue a numbered incident
report.
This number will be forwarded to the
Mercedes-Benz Customer Assistance
Center together ...
Making adjustments in 5 mph (Canada: 10 km/h) increments
•► Briefly press the cruise control lever beyond the pressure point, up 1 for a higher speed or down 2 for a lower speed.
The last speed stored is increased or reduced. ...