Conditions for Running the DTC

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 P0016, P062F, P0116, P0117, P0118, P0192, P0193, P0652 or P0653 are not set.
The ignition is ON, after the engine has been OFF for greater than 20 minutes.
The coolant temperature is warmer than 40°C (104°F).
OR
The ignition has been OFF greater than 60 seconds.
The fuel temperature is more than 60°C (140°F).
This diagnostic runs continuously within the above conditions.