Pinpoint Test C: DTC U0415 - 4X4 Control Module Received No/Invalid Data From ABS Module: Notes
WARNING: This page is about a different car, the 2010 Mercury Mariner and 2010 Ford Escape. However, it is still accessible from the selected car via links, so may be relevant.
Refer to appropriate SYSTEM WIRING DIAGRAMS article, All Wheel Drive (AWD) for schematic and connector information.