Conditions for Running the DTC

WARNING: This page is about a different car, the 2009 Pontiac Torrent and 2009 Chevrolet Equinox. However, it is still accessible from the selected car via links, so may be relevant.

The engine speed is more than 80 RPM.
The ignition voltage is between 10-18 volts.
The ECM has commanded the MIL ON and OFF at least once during the ignition cycle.
DTC P0650 runs continuously when the above conditions are met.