The ignition relay on a 1988 Ford E350 (Fleetwood Tioga base) is typically located in the engine bay fuse/relay box on the driver's side firewall, or in a separate relay box near the battery. Some models may have it mounted on the firewall or inner fender well.
Essential guide for Ford E-Series Class C motorhome chassis covering suspension, maintenance, and common issues.
1990 Tioga E-350 no start - check battery, fuel pump operation, spark in that order. Listen for fuel pump hum with key on. Check inertia switch reset button. Common failures are fuel pump relay and ignition module.
The inertial fuel shutoff switch on a 2006 Fleetwood Tioga is typically located either in the driver's side kick panel, under the dashboard near the brake pedal, or in the engine compartment near the fuel pump relay box.
Your 1989 Ford Tioga's 460 EFI system is experiencing classic symptoms of fuel pressure loss, likely due to a failing fuel pump or clogged pickup screen in the tank. The dead battery jump may have damaged the fuel pump relay circuit.
The 2007 3-valve V10 does not need EGR delete like earlier versions. Focus on regular maintenance: Motorcraft spark plugs, synthetic oil, and transmission fluid changes. Engine is reliable as-is.
Your 15W drain on the galley circuit is most likely caused by a hidden RV converter/charger, power distribution panel, or control board that's on the galley circuit. Even with appliances off, these background systems can draw significant power when the aux switch is on.