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Home >> Hummer >> 2009 >> H3 Base, Standard >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls And Fuel - 3.7L - DTC P0013 To DTC P0315 >> DTC P0128 >> Conditions for Setting the DTC

Conditions for Setting the DTC

The ECM detects that the maximum amount of cumulative airflow has been attained, and the minimum ECT of 70°C (158°F) has not been reached with a start-up IAT colder than 10°C (50°F).

OR

The ECM detects that the maximum amount of cumulative airflow has been attained, and the minimum ECT of 80°C (176°F) has not been reached with a start-up IAT warmer than 10°C (50°F).

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