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Home >> Chevrolet >> 2008 >> Aveo Base >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls And Fuel - 1.6L - DTC P0016 To DTC P0315 >> DTC P0068 >> Circuit/System Description

Circuit/System Description

The engine control module (ECM) compares actual airflow based on throttle position (TP) and manifold absolute pressure (MAP) sensor to a calculated airflow.

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