Restoring the factory settings

and Press the buttons simultaneously for and approximately six seconds until the battery check lamp flashes twice. buttons simultaneously for approximately six seconds until the battery check lamp flashes twice.

    See also:

    Releasing the electric parking brake automatically
    The electric parking brake is released automatically when the following conditions are simultaneously fulfilled: • the engine is running. • the automatic transmission is in position D or R. ...

    Cleaning the trailer tow hitch
    The ball coupling must be cleaned if it becomes dirty or corroded. – Remove rust on the ball of the ball coupling, e.g. with a wire brush. – Remove dirt with a clean, lint-free cloth or a brus ...

    Problems with the navigation system
    Problem Possible causes/consequences and Solutions COMAND is unable to continue route guidance after the journey has been interrupted. Route guidance is canc ...