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Home >> Honda >> 1999 >> Prelude Base, Automatic >> Repair and Diagnosis >> Engine Performance >> Theory and Operation >> Engine Controls - Theory & Operation >> Computerized Engine Controls >> Input Devices >> Intake Air Temperature (IAT) Sensor
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Intake Air Temperature (IAT) Sensor

IAT sensor is a temperature-dependent variable resistor (thermistor). Thermistor resistance decreases as intake air temperature increases.