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:

    Activating the HOLD function
    Make sure that the activation conditions are met. Depress the brake pedal. Quickly depress the brake pedal further until HOLD display 1 appears in the multifunction display. The HOLD ...

    Cleaning the paintwork
    Scratches, corrosive deposits, areas affected by corrosion and damage caused by inadequate care cannot always be completely repaired. In such cases, visit a qualified specialist workshop, e.g. an ...

    CL-Class in the Market
    The S-Class sedan outsells the CL-Class roughly 10 to 1, but that doesn't make the big coupe a failure. Even though two-doors aren't as popular here as they are in some foreign markets, Mercedes s ...