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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 25 (ENGINE CONTROLS - 6.6L - DIAGNOSIS (DTCs P0016-P0401)) >> DTC P0112 or P0113 >> Conditions for Setting the DTC >> P0112

Conditions for Setting the DTC: P0112

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The IAT Sensor parameter is more than 148°C (299°F) for more than one second. This is equal to less than 0.10 volt on the IAT signal circuit as measured by the ECM.