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Home >> Buick >> 2015 >> Regal GS, AWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 14 (Engine Controls And Fuel - 2.4L - DTC P0010 To DTC P0114 (LUK)) >> Diagnostic Information and Procedures >> DTC P0111: Intake Air Temperature (IAT) Sensor (LUK) >> Diagnostic Aids

Diagnostic Aids

WARNING: This page is about a different variant/trim than selected.

With the ignition ON, the engine OFF, if the engine is cold, a properly functioning IAT sensor will gradually increase the scan tool IAT Sensor parameter. This is due to the heat that is generated by the MAF sensor heating elements.

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