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.

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During cold weather
The capacity of the battery is reduced at low temperatures. This is an inevitable result of its chemical and physical properties. This is why a very cold battery, particularly one that is not full ...

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

Automatically stopping the engine
The Auto Stop & Go (AS&G) system is automatically activated when the ignition switch is turned to the “ON” position. You can deactivate the system by pressing the “Auto Stop & Go ...