Mercedes-Benz E-Class: Activating/deactivating the residual 
heat function - Operating the climate control system - Climate control - Mercedes-Benz E-Class Owners ManualMercedes-Benz E-Class: Activating/deactivating the residual heat function

The residual heat function is only available in vehicles for Canada with automatic climate control.

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.

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

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 button. button.

The indicator lamp above the lights up. button lights up.

•► To switch off: press the button. button.

The indicator lamp above the goes out. 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. The operation of air-recirculat ...

    See also:

    Switching the reception on/off
    1. "Navigation" 2. "Options" Open. 3. "Receive Traffic Info" ...

    Electronic compass display
    By briefly pressing the compass button, the compass display is toggled on or off. When the compass display is on, an illuminated compass reading will appear on the mirror. Using the electronic co ...

    Map pockets