Conditions for Running the DTC

WARNING: This page is about a different car, the 2007 GMC Sierra, 2007 GMC Cab & Chassis Sierra, 2007 Chevrolet Silverado, and 2007 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.

The engine is running for more than one second.
The engine speed is more than 300 RPM.
The ignition 1 signal is more than 8 volts.
The above conditions are met for more than one second.
These DTCs run continuously within the enabling conditions.