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Home >> Ford >> 2012 >> Focus Titanium, 4D Hatchback, Standard Trans, Gas >> Repair and Diagnosis (Single Page) >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> Climate Control System -- Except Electric >> Description and Operation >> Climate Control System - Vehicles With: Electronic Manual Temperature Control (EMTC) - System Operation and Component Description >> Component Description >> Ambient Air Temperature Sensor
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Ambient Air Temperature Sensor

The Ambient Air Temperature (AAT) sensor is an input to the PCM. If the temperature is below a predetermined value, the PCM does not allow the A/C clutch to engage.

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