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:

    Displaying navigation instructions
    In the Navi menu, the multifunction display shows navigation instructions. For more information, see the separate operating instructions. – Switch on COMAND (see the separate operating instru ...

    Setting the rear-compartment air vents
    Setting the center vents in the rear compartment Setting the center vents in the rear compartment 1 Rear-compartment air vent thumbwheel 2 Rear-compartment air vent, right 3 Rear control panel f ...

    Crash-responsive emergency lighting
    The interior lighting is activated automatically if the vehicle is involved in an accident. •► To switch off the crash-responsive emergency lighting: press the hazard warning lamp button. ...