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Home >> GMC >> 2018 >> Acadia Denali, FWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 8 (Engine Controls And Fuel - 2.5L (LCV) - Diagnostic Information And Procedures (P0351 - P2635)) >> Diagnostic Information And Procedures >> DTC P2199: Intake Air Temperature (IAT) Sensor 1-2 Not Plausible >> Conditions for Setting the DTC

Conditions for Setting the DTC

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The ECM detects that the absolute difference between the IAT sensor 1 and the IAT sensor 2 temperatures is greater than 55°C (99°F) for greater than 4 s.