Conditions for Running the DTC

WARNING: This page is about a different car, the 2006 Pontiac Montana SV6, 2006 Chevrolet Uplander, and 2006 Buick Terraza. However, it is still accessible from the selected car via links, so may be relevant.

DTC P0016, P0101, P0102, P0103, P0116, P0117, P0118, P0120, P0121, P0122, P0123, P0128, P0220, P0222, P0223, P0335, P0336, P0340, P0341, P0608, P060D, P062F, P1516, P2101, P2119, P2120, P2122, P2123, P2125, P2127, P2128, P2135, P2138 or P2176 is not set.
The engine speed is between 1,000-5,000 RPM.
The engine coolant temperature (ECT) is more than 60°C (140°F).
The knock retard is less than 15 degrees.
The ignition 1 signal is more than 9 volts.
The engine run time is more than 30 seconds.
DTC P0325, P0326, P0327 and P0332 run continuously once the above conditions are met.