Call disconnection while the vehicle is in motion
A call may be disconnected if:
• there is insufficient network coverage in certain areas.
• you move from one transmitter/receiver area (cell) into another and no
channels are free.
• you use a SIM card which is not compatible with the network available.
• you are using a mobile phone with "Twincard" and the mobile phone with the
second SIM card is already logged into the network.
See also:
Cleaning instructions
Do not touch the COMAND display. The
display has a very sensitive high-gloss
surface; there is a risk of scratching. If you
have to clean the screen, however, use a
mild cleaning agent and a ...
Snow chains
For safety reasons, Mercedes-Benz recommends that you only use snow chains which
have been specially approved for your vehicle by Mercedes-Benz, or are of a corresponding
standard of quality.
...
Problems with the rear window
defroster
The rear window defroster has deactivated
itself prematurely or cannot be activated.
•► Switch off any consumers that are not
required, e.g. reading lamps or interior
lighting.
When the ...