HeaterHeater  - For pleasant driving - Mitsubishi Lancer Owner's Manual - Mitsubishi Lancer

The heater can only be used while the engine is running.

See also:

Multi-information meter switch
Each time the multi-information meter switch is operated, a sound is emitted and the multi-information display changes between information such as warnings, odometer (Type 1), tripmeter, service r ...

Boot lid (or tailgate)
WARNING It is dangerous to drive with the boot lid (or tailgate) open since carbon monoxide (CO) gas can enter the cabin. You cannot see or smell CO. It can cause unconsciousness and even death. ...

LW/MW/FM digital tuning radio with CD player
The audio system can only be used when the ignition switch is in the “ON” or “ACC” position. Note ► When listening to the audio system while the engine is not running, be sure to ...