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Intake Air Temperature (IAT) Sensor

Unplug IAT sensor 2-wire connector, located on throttle body. Measure resistance between sensor terminals at specified temperatures. See INTAKE AIR TEMPERATURE (IAT) SENSOR RESISTANCE . Replace IAT sensor if resistance is not as specified.

INTAKE AIR TEMPERATURE (IAT) SENSOR RESISTANCE

Temperature - °F (°C)	Ohms
-4 (-20)	15,000-18,000
68 (20)	2000-4000
176 (80)	300-400