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Home >> Chevrolet >> 2006 >> Cobalt LTZ >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 14 (Engine Controls - 2.0L - DTC P0420 To DTC P1682) >> DTC P1101 >> Conditions for Setting the DTC

Conditions for Setting the DTC

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The PCM detects that the actual measured airflow from the MAF, SCIP, and TP is not within range of the calculated airflow that is derived from the system of models for more than 0.5 second.