Battery IOD Disconnect At BCM
WARNING: This page is about a different car, the 2005 Jeep Liberty. However, it is still accessible from the selected car via links, so may be relevant.
When Monitored: Each time the DRB request DTC's from the BCM, the BCM checks for battery voltage on the IOD circuit.
Set Condition: The DTC will set if the BCM detects a low or no voltage condition on the IOD circuit.