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.
P0685
- The commanded state of the ODM does not match and the actual state of the control circuit.
- The condition is present for more than 5 seconds.
P0690
- The ECM detects more than 2 volts on the ignition 1 voltage circuit to the ECM when the relay is commanded OFF.
- The condition is present for more than 2 seconds.