If I looked it up correctly, this is the
610 Service ManualI'm hoping you'll find the Pump and Manifold, and notice a wire(s) off or loose ground. Have you looked at the wiring at the two rear jacks?
If God's Your Co-Pilot Move Over, jd
2003 Jayco Escapade 31A on 2002 Ford E450 V10 4R100 218" WB