Mercedes-Benz GLK-Class: Activating/deactivating the residual heat function - Operating the climate control system - Climate control - Mercedes-Benz GLK-Class Owner's ManualMercedes-Benz GLK-Class: Activating/deactivating the residual heat function

It is possible to make use of the residual heat of the engine to continue heating the stationary vehicle for up to 30 minutes after the engine has been switched off. The heating time depends on the temperature that has been set.

The blower will run at a low speed regardless of the airflow setting.

will be activated. The blower runs at medium speed. If you activate the residual heat function at high temperatures, only the ventilation will be activated. The blower runs at medium speed.

an hour after the SmartKey is removed. The vehicle is then ventilated for 30 minutes It is possible that the residual heat function may be activated automatically an hour after the SmartKey is removed. The vehicle is then ventilated for 30 minutes to dry the air-conditioning system.

  • Turn the SmartKey to position 0 in the ignition lock or remove it.
  • To activate: press the The indicator lamp in the button button. The indicator lamp in the lights up. button lights up.
  • To switch off: press the button. The indicator lamp in the button. The indicator lamp in the button goes out.

Residual heat is deactivated automatically:

  • after about 30 minutes
  • when the ignition is switched on
  • if the battery voltage drops
  • if the coolant temperature is too low
    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:

    Basic operating principles
    • Drive slower in strong crosswinds which can affect the normal steering characteristics of your vehicle. • Be extremely careful when driving on pavement made slippery by loose sand, water, gra ...

    Limitations
    In certain situations, DAC may provide warnings even if the driver’s driving pattern has not become erratic. • if the driver is testing the LDW function • in strong crosswinds • on groo ...

    Automatic Headlights — If Equipped
    This system automatically turns the headlights on or off according to ambient light levels. To turn the system on, turn the end of the multifunction lever to the AUTO position (third detent). Wh ...