Conditions for Running the DTC: P2271

WARNING: This page is about a different car, the 2009 GMC Sierra, 2009 GMC Cab & Chassis Sierra, 2009 Chevrolet Silverado, and 2009 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.

DTCs P0036, P0037, P0038, P0137, P0138, P0140, P0141, P0443, P0458, P0459, P2232 are not set.
The Ignition 1 Signal parameter is between 10-18 volts.
The Engine Speed parameter is between 500-5,000 RPM.
The MAF Sensor parameter is between 3-50 g/s.
The Vehicle Speed parameter is between 24-132 km/h (15-82 mph).
The Fuel Level Sensor parameter is more than 10 percent.
The Loop Status parameter is closed.
The engine run time is equal to or more than 5 minutes.
THEN

DFCO is active.
The APP is stable.
The TCC is locked.
DTCs P013A, P013C, P013E, P014A, P2270, and P2272 have run and passed.
DTC P2271 runs once per drive cycle when the above conditions are met.