Theory Of Operation
WARNING: This page is about a different car, the 2010 Dodge Charger and 2010 Chrysler 300. However, it is still accessible from the selected car via links, so may be relevant.
The Occupant Restraint Controller (ORC) Module receives power from both a battery and ignition fed input circuit from the Power Distribution Center. These circuits power the ORC Module and the capacitors used to initiate the squib deployment circuits in the event of collision detection.