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Home >> Cadillac >> 1989 >> Seville Base >> Repair and Diagnosis (Single Page) >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> A/C-Heater System - Automatic >> Component Functions >> Temperature Sensor Inputs >> A/C Low Side Temperature Sensor
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A/C Low Side Temperature Sensor

The low side temperature sensor is located in the low pressure refrigerant line between the orifice tube and evaporator. With this information the BCM can determine A/C system pressure based upon the pressure-temperature relationship of R-12 (refrigerant).

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