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Home › Chevrolet › 2005 › Classic › Repair and Diagnosis › Engine Performance › System › Engine Control System (DTC P0106-P0300) › Diagnosis › DTC P0128 › Conditions for Setting the DTC

Conditions for Setting the DTC

The calibrated amount of engine run time has been met.
The calibrated amount of engine air flow has been met.
The calibrated ECT of 75° C (167° F) has not been met.