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.

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    General notes
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    Automatic climate control panel
    Front control panel 1 Sets climate control to automatic mode, left 2 Sets the temperature, left 3 Sets the airflow, left 4 Defrosts the windshield 5 Activates/deactivates air-recirculation ...