Mercedes-Benz GLK-Class: Activating/deactivating - Rear window defroster - Operating the climate control system - Climate control - Mercedes-Benz GLK-Class Owner's ManualMercedes-Benz GLK-Class: Activating/deactivating

WARNING 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 has a high current draw. You should therefore switch it off as soon as the window is clear as it only switches off automatically after several minutes. If the battery voltage is too low, the rear window defroster may switch off.

  • Turn the SmartKey to position 2 in the ignition lock.
  • Press the lamp in the button lights up or button. The indicator lamp in the goes out. button lights up or goes out.
    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 ...

    See also:

    Tires
    The specified tire pressure is printed in yellow on the emergency/collapsible spare wheel. ...

    Type B audio set (if equipped)
    Type B audio set (if equipped) The audio set will operate only when the ignition switch is in the “Acc” or “ON” position. - Power and audio controls: refer to page - Radio operation: ...

    Cooling system
    Never attempt to remove the radiator cap until the engine has been shut off and has cooled down completely. Since the coolant is under pressure, you may suffer serious burns from a spray ...