Pinpoint Test M: The Defrost System is Inoperative - Fusion, Milan: Notes
WARNING: This page is about a different car, the 2009 Mercury Milan, 2009 Lincoln MKZ, and 2009 Ford Fusion. However, it is still accessible from the selected car via links, so may be relevant.
Refer to SYSTEM WIRING DIAGRAMS for Fusion, or SYSTEM WIRING DIAGRAMS for Milan , Heated Window for schematic and connector information.