Heater/Air conditioningHeater/Air conditioning  - For pleasant driving - Mitsubishi ASX Owner's Manual - Mitsubishi ASX

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

See also:

Parking with the engine running
Never leave the engine running while you take a short sleep/rest, or you open or close a gate or garage door, etc. Also, never leave the engine running in a closed or poorly ventilated place. Wa ...

To turn from “ACC” to “LOCK”
1. [Vehicles equipped with M/T] Push the emergency key in at the “ACC” position and keep it depressed until it is turned to the “LOCK” position, and remove it. [Vehicles equipped with CVT ...

Mitsubishi Carisma Owner's Manual
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