Conditions For Running DTC

WARNING: This page is about a different car, the 2003 GMC Sierra, 2003 GMC Cab & Chassis Sierra, 2003 Chevrolet Silverado, and 2003 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.

DTC P0238 is not set.
The engine speed is less than 2,700 RPM.
The fuel quantity is less than 70 mm³ .
The total fuel quantity burned is more than 2,000 mm³ .