J538 - Fuel pump control unit G6 - Fuel system pressurisation pump 317 - Fuel pump control unit J643 - Fuel supply relay (from May 2006) 28: 10: Charging point for Mag- Lite electric torch (special vehicle interface) (up to May 2005) 28: 30: U13 - Transformer with socket, 12V-230V (from May 2005) Not assigned (from May 2006) 28: 25 Lol no, the fuel pump relay. It's located somewhere under the drivers side dash knee panel, but I'm not sure which relay. Bicycle and roller blade. i thought fuel pump relay was "614". and if i am correct then it's under the dash board right about where your left knee is. it's the far left one. 75,992 POSTS. The High Pressure Pump is mounted on the Frame Rail. Dual Tank. The Low Pressure Pumps are mounted inside each of the Front and Rear Fuel Tanks. Single Tank. The Low Pressure Pump is mounted inside of the Fuel Tank. Fuel filter: Was this. answer. Pull the fuel pump relay, have helper turn key to crank, use testlite, check the terminals where the relay plugs in, two terminals should be hot. My info shows a fuel pump prime connector, doesn't give exact location, maybe near the underhood fuse box. Gray wire with connector, nothing plugged into the connector, should be in plain site, not Look near the oil filter and see if you have a fuel pump on the side of the engine block. If you do you do not have a relay. If you do not have the fuel pump on the side of the engine then there should be two relays for the fuel under the hood. I would guess that your Ford E350 cutaway RV chassis is a 1986 and may have the engine pump. Hey guys, my fuel pump isn't running and I can't start the truck. I just checked the voltage at the pump connector. I only got a 4.6 volt reading from one wire. I checked the inertia switch and it wasn't tripped. I'm assuming there's an issue with the fuse, inertia switch, or relay. My truck did not come with an owners manual so I cannot locate .

fuel pump relay location