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:

Child restraint
When transporting children in your vehicle, some type of child restraint system should always be used according to the size of the child. This is required by law in most countries. The regulation ...

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

The front airbags and driver’s knee airbag ARE NOT DESIGNED TO DEPLOY when…
The front airbags and driver’s knee airbag are not designed to deploy in conditions where they cannot typically provide protection to the occupant. Such conditions are shown in the illustration. ...