Conditions for Running the DTC

WARNING: This page is about a different car, the 2004 GMC Sierra, 2004 GMC Cab & Chassis Sierra, 2004 Chevrolet Silverado, and 2004 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.

DTCs P0101, P0102, P0103, P0116, P0117, P0118, P0237, P0238, P0299, P0335, P0336, P0500, P2228, P2229 is not set.
The engine speed is between 580-900 RPM.
The engine run time is more than 8 seconds.
The vehicle speed is less than 40 km/h (25 mph).
The accelerator pedal position (APP) is less than 69 percent.
The engine coolant temperature is more than 20°C (68°F).
The mass air flow (MAF) is less than 50 g/s.
The power take-off (PTO) is not active.
The above conditions are met for 5 seconds.
DTC P2227 runs continuously once the above conditions are met.