Conditions for Setting 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.
- The CMP angle from the ECM is stable. If the CMP angle varies more than 7.5 cam degrees, a stability timer of 2 seconds must expire before evaluating fail condition.
- The difference between the desired CMP and the actual CMP angle is more than 8 degrees for 36 seconds during a 120 second sample.