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

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

See also:

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

Automatic air conditioning
The air conditioning can only be used while the engine is running. ...

Instruments and controls
► When the ignition switch is switched from “ACC” or “LOCK” to “ON”, the mode setting is automatically switched from manual to auto. Switching to auto occurs automatically. If swi ...