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Home >> Chevrolet >> 2006 >> Cobalt LTZ >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 11 (Engine Controls - 2.0L - DTC P023A To DTC P0131) >> DTC P0121 >> Conditions for Setting the DTC

Conditions for Setting the DTC

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The PCM detects that the calculated airflow rate is more than expected for more than 10 seconds.

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