The mbrace system
The mbrace system provides different services, e.g.:
- automatic and manual emergency call
- Roadside Assistance call
- MB Info call
To adjust the volume during an mbrace call, proceed as follows:
•► Press the 
button on the
multifunction steering wheel.
or
•► Use the volume controller of COMAND.
You can find further information and a description of all available features under "Owners Online" at http:// www.mbusa.com.
See also:
Displaying a service message
► Switch on the ignition.
► Press
to select the standard
display menu on the steering wheel.
► Select
to select the service
interval display.
The service due date appears ...
Fuel grade
You should only refuel with unleaded
premium-grade gasoline as this avoids
damaging the catalytic converter.
If engine running problems are apparent,
have the cause checked immediately and
...
Problems with the sliding sunroof
In the following section, the term "sliding sunroof" refers to the panorama roof
with power tilt/sliding panel.
Problem: the sunroof cannot be closed and you cannot see the cause.
W ...