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Home >> Toyota >> 1997 >> Camry CE, 2.2 G, Standard >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Tests W/Codes - 2.2L >> Circuit Tests >> DTC P0110: Intake Air Temperature (IAT) Sensor Circuit >> Circuit Description

Circuit Description

IAT sensor is a thermistor sensor that monitors temperature of air flowing into intake manifold. IAT sensor is located in air filter housing. DTC is set when ECM detects a open or short in IAT sensor circuit. ECM will operate in fail-safe mode if DTC P0110 is set. Possible causes are:

NOTE: If DTCs P0105, P0106, P0110, P0115 and P0120 are output together, inspect ECM terminal E2 (ground) circuit. Repair as necessary. See appropriate wiring diagram in WIRING DIAGRAMS - 2.2L article.
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