DTC Parameters

WARNING: This page is about a different car, the 2002 Saturn Vue. However, it is still accessible from the selected car via links, so may be relevant.

ECT more than 104°F (40°C) for 140 seconds.
TP angle between 8-56 percent.
Calculated airflow is more than 5.5 grams per second for 140 seconds.
No CKP, ECT, EVAP, fuel injector, fuel tank pressure, fuel trim, IAT, idle speed, MAP, misfire, ECM internal fault or TP sensor DTCs are set.

DTC sets when HO2S2 is inactive (voltage not fluctuating outside 425-460 millivolt range) for more than 125 seconds.