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 the seat belts
    Use clean, lukewarm water and soap solution. Do not clean the seat belts using chemical cleaning agents. Do not dry the seat belts by warming them above 176 °F (80 °C) or placing them in di ...

    Adjusting the seats
    1 Head restraint height 2 Seat height 3 Seat cushion angle 4 Seat cushion length 5 Seat fore-and-aft adjustment 6 Backrest angle If PRE-SAFE® has been activated, the front-passeng ...

    Important safety notes
    WARNING Only use roof racks approved by Mercedes- Benz for your vehicle model to avoid damage to the vehicle. Follow the manufacturer's installation instructions. Otherwise, an improperly ...