Control System Logic: Auto

WARNING: This page is about a different car, the 2013 Ford Explorer. However, it is still accessible from the selected car via links, so may be relevant.

When AUTO is selected:

the temperature control setting is manually set to the desired setting.
the air inlet door is automatically controlled by the HVAC module based on the temperature setting.
the mode door is automatically controlled by the HVAC module based on the temperature setting.
the temperature blend doors are automatically controlled by the HVAC module, based on the temperature setting.
the A/C compressor is automatically controlled by the HVAC module, based on the temperature setting. The A/C compressor will not operate if the outside temperature is below approximately 6°C (42.8°F).
the blower motor is on. The blower motor speed is automatically controlled by the HVAC module based on the temperature setting, but can be manually overridden.