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, P0500, P0502, or P0503 are not present.
The engine run time is between 120-1600 seconds.
The minimum air temperature is 19° F (-7° C).
The start-up coolant temperature is less than 92°F (33°C).
The vehicle speed is more than 5 MPH for more than 0.5 mi.