Conditions For Running DTC

WARNING: This page is about a different car, the 2003 GMC Savana and 2003 Chevrolet Chevy Express. However, it is still accessible from the selected car via links, so may be relevant.

DTCs P0101, P0102, P0103, P0112, P0113, P0116, P0117, P0118, P0125, P0500, P0502, or P0503 are not present.
The coolant temperature is -40° F (-40° C) or more.
The coolant temperature is less than 158° F (70° C).
The Air Intake Temperature (IAT) sensor is 19°F (-7°C) or more.
The engine is running more than 2 minutes and less than 27 minutes.
The vehicle speed is more than 5 MPH for more than 1.5 miles.
The mass airflow (MAF) average reading is more than 23 g/s.