Max A/C

WARNING: This page is about a different car, the 2018 Lincoln MKC. However, it is still accessible from the selected car via links, so may be relevant.

When MAX A/C mode is selected:

the air inlet door closes, preventing outside air and allowing only recirculated air.
the recirculated air indicator is illuminated (recirculated air forced on).
the mode doors direct airflow to the instrument panel registers.
the temperature doors move to the full cool position.
the A/C button is illuminated.
the PCM operates A/C compressor as long as the outside temperature is above approximately 0 °C (32 °F).
the blower motor is commanded to the highest speed. The blower motor speed is adjustable.