Pinpoint Test P: The Traction Control System Cannot Be Disabled/Enabled or the Traction Control System is Inoperative: Notes
WARNING: This page is about a different car, the 2008 Ford RV Cutaway, 2008 Ford Econoline, 2008 Ford E450 Super Duty, and 2008 Ford Cutaway. However, it is still accessible from the selected car via links, so may be relevant.
Refer to SYSTEM WIRING DIAGRAMS - E350 SUPER DUTY , Vehicle Dynamic Systems for schematic and connector information.