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:

    Reporting malfunctions relevant to safety
    For the USA only: The following text is reproduced as required of all manufacturers according to Title 49, Code of U.S. Federal Regulations, Part 575 pursuant to the National Traffic and Motor ...

    Emergency call
    Important safety notes A license agreement must exist in order to activate the mbrace service. Ensure that your system is activated and ready for use, and press the MB Info call button to re ...

    Driving downhill
    • Drive slowly. • Do not drive at an angle down steep inclines. Steer into the line of fall and drive with the front wheels aligned straight. Otherwise, the vehicle could slip sideways, tip and ...