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:

Warning display list (when the ignition switch is “ON”)
...

Daytime dipper button (meter illumination control)
Each time you press this button, there is a sound and the brightness of the instruments changes. NOTE • You can adjust to 8 different levels for when the position lamps are illuminated and 8 ...

Warning display list (when the ignition switch is “OFF”)
...