Conditions For Running DTC

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

DTCs P0030, P1031, or P1032 are not set.
The system voltage during the current measurement is steady within 1 volt of actual system voltage.
The engine speed is 500-3000 RPM.
The engine run time is more than 180 seconds.
The MAF is 4-30 g/s.
All of the conditions are met for 3 seconds.