Malfunction

comes on when the The warning lamp comes on when the system has failed.

A message appears on the Control Display. More information

    See also:

    Checking the coolant level
    1. Do not open the hood until the engine has cooled down. 2. Turn the expansion tank cap counterclockwise slightly to allow any accumulated pressure to escape; then continue turning to open. ...

    Operation
    Adjusting the volume Turn the knob until the desired volume is reached. The setting is stored for the remote control currently in use. The vehicle automatically adjusts the volume of the microphon ...

    Maintenance
    The battery is maintenance-free, i.e., the electrolyte will last for the life of the battery. Your service center will be glad to advise you on questions regarding the battery. ...