Conditions for Running the DTC

WARNING: This page is about a different car, the 2009 Saturn Vue. However, it is still accessible from the selected car via links, so may be relevant.

DTCs P0335, P0336, P0340, P0341, P0365, P0366, P0641, and P0651 are not set.
The engine is cranking or running.
The engine speed is less than 1,200 RPM and the CMP actuator is commanded to the home or parked position.
These DTCs run continuously when the above conditions are met.