DTC P2074 - Manifold Absolute Pressure/Mass Air Flow - Throttle Position Correlation At Higher Load

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DTC DESCRIPTION P2074 - MANIFOLD ABSOLUTE PRESSURE/MASS AIR FLOW WITH THROTTLE POSITION CORRELATION AT HIGHER LOAD

Description:	This DTC sets when the final air mass adaption stored value at higher load is greater than 15% above or below the calibrated threshold.
Possible Causes:	Charge air cooler (CAC) restriction CAC leak Crankcase ventilation system restriction Crankcase ventilation system leak Intake air system restriction Intake air system leak Biased mass airflow/intake air temperature (MAF/IAT) sensor Damaged MAF/IAT sensor
Diagnostic Aids:
Application	Key On Engine Off	Key On Engine Running	Continuous Memory
All	GO to PINPOINT TEST J .