Problems with the rear window defroster

The rear window defroster has deactivated itself prematurely or cannot be activated.

are not Switch off any consumers that are not required, e.g. reading lamps or interior lighting.
When the battery is sufficiently charged, the rear window defroster is activated again automatically.

    See also:

    Notes for 4MATIC vehicles
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    Selecting a menu item
    The following example describes how to select a station from the station presets in radio mode. Press the function button. Select Presets by sliding and turning the COMAND controller ...

    Important safety notes
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