Conditions for Setting the DTC

WARNING: This page is about a different car, the 2008 Buick LaCrosse and 2008 Buick Allure. However, it is still accessible from the selected car via links, so may be relevant.

The commanded state of the output driver module (ODM) and the actual state of the control circuit do not match.
OR
The ECM detects that PT relay feedback voltage is less than 6 volts, when the PT relay is commanded ON.
Either condition is present for less than 1 second.