Automatic air conditioningAutomatic air conditioning  - For pleasant driving - Mitsubishi Lancer Owner's Manual - Mitsubishi Lancer

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

See also:

Parking brake
To park the vehicle, first bring it to a complete stop, fully apply the parking brake lever sufficiently to hold the vehicle. ...

Enrollment commands
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Other interrupt displays (when the ignition switch is “ON”)
The operation status of each system is displayed on the information screen. Refer to the appropriate page for the system for further details. This informs you that a periodic inspection is due. ...