Mercedes-Benz GLK-Class: Problems with the rear window defroster - Operating the climate control system - Climate control - Mercedes-Benz GLK-Class Owner's ManualMercedes-Benz GLK-Class: Problems with the rear window defroster

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

  • 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.

    Activating/deactivating
    WARNING Any accumulation of snow and ice should be removed from the rear window before driving. Visibility could otherwise be impaired, endangering you and others. The rear window defroster h ...

    Activating/deactivating airrecirculation mode
    You can deactivate the flow of fresh air if unpleasant odors are entering the vehicle from outside. The air already inside the vehicle will then be recirculated. WARNING Fogged windows impair ...

    See also:

    ABS system self-check
    Just after the vehicle is started, you may feel on the brake pedal a vibration similar to when the ABS operates, and you may also hear the sound of the ABS working from the engine compartment. ...

    Audio Antenna
    Your vehicle is equipped with an antenna at the rear of the roof . Bef ore using a ‘‘drive-through’’ car wash, remove the antenna by unscrewing it by hand. This prevents the antenna ...

    Forward Collision Alert (FCA) System
    For vehicles with this feature, read the following section before using it. The Forward Collision Alert (FCA) system may help to avoid or reduce the harm caused by front-end crashes. FCA provides a ...