Activating/deactivating the residual heat function

The residual heat function is only available in Canada 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 The blower will run at a low speed regardless of the airflow setting.

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

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

Residual heat is deactivated 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

    See also:

    Activating/deactivating ATTENTION ASSIST
    •► Press the button on the steering wheel to select the DriveAssist menu. •► Press the button to select Attention Asst.. •► Press . The current selection is displayed. •& ...

    Left control panel
    - Calls up the menu and menu bar Press briefly:  - Scrolls through lists  - Selects a submenu or function  - In the Audio menu: selects a stored station, an audio track or ...

    Operating the on-board computer
    The on-board computer is activated as soon as you turn the SmartKey to position 1 in the ignition lock. You can control the multifunction display and the settings in the on-board computer using ...