Detecting Condition:

WARNING: This page is about a different car, the 2002 Subaru Impreza. However, it is still accessible from the selected car via links, so may be relevant.

Condition (1):

Engine coolant temperature is below 95°C (203°F).
A/C switch is turned ON.
Vehicle speed is below 19 km/h (12 MPH).

Condition (2):

Engine coolant temperature is above 100°C (212°F).
A/C switch is turned OFF.
Vehicle speed is below 19 km/h (12 MPH).