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:

Armrest*
The lid of the floor console box can be moved forward and backward, and used as an armrest. ...

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 ...

Starting the engine (Petrol-powered vehicles)
This vehicle is equipped with an electronically controlled fuel injection system which is automatically controlled. When starting the engine, do not depress the accelerator pedal. ...