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Home >> Chevrolet >> 2011 >> Impala LS, 3.9 M >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 20 (Engine Controls And Fuel - 3.5L - DTC P0010 Through DTC P0340) >> DTC P0101 or P1101 >> Conditions for Setting the DTC

Conditions for Setting the DTC

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The engine control module (ECM) detects that the actual measured airflow from the MAF, MAP, and throttle position sensors is not within range of the calculated airflow that is derived from the system of models for greater than 2 s.