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:

    Connections
    OnStar Hands-Free Calling allows calls to be made and received from the vehicle. The vehicle can also be controlled from a cell phone through the OnStar mobile app. See www.onstar.com for coverage ...

    Air conditioning system refrigerant and lubricant recommendations
    The air conditioning system in your NISSAN vehicle must be charged with the refrigerant HFC-134a (R-134a) and the oil, NISSAN A/C system oil Type S or the exact equivalents. The use of an ...

    Changing the battery
    You require a CR 2025 3 V cell battery. Take the mechanical key out of the SmartKey (). Press mechanical key 2 into the opening in the SmartKey in the direction of the arrow until batte ...