Any6.0L F-Super Duty truck: The fuel pump relay is located inside the instrument panel relay box. This means it is integral to the box and you will need to replace the fuse box if the relay fails. The "DRIVER" is an electrical ground inside the PCM. If you want fuse info, circuit colors and locations, you will need to be more specific. 19871994 Chevy GMC tbi engines. How to diagnose bad fuel pump. 1987-1994 Chevy GMC tbi engines. How to diagnose bad fuel pump. Defectivefuel pump relay; Bad fuel rail sensor; Defective fuel pump; I would advise to get the fuel filter replaced and to get the fuel pressure checked as it is possible you have a fuel pump issue. Ask Your Own Ford Question. Was this answer helpful? Yes. No. Finish. How JustAnswer works. Itlooks like the orange to the fuel pump relay comes through the ecm so power is getting to the computer. Tomorrow I'll check for power to D on the relay from ecm A1 and check the green/white wire for continuity from A1 to D. If the wire is good and the ecm is powered from the fuse block to ecm A6 it looks like the ecm is bad. Thefuel pump is needed to send fuel to the combustion chamber, and this isn't happening, the ignition relay along with the fuel pump relay could be faulty. 8. Loss of Power. If your vehicle loses power whilst you're driving, this could indicate that the ignition relay isn't too good. FuelPump Relay: 42: 10: Cooling Fan Relay: 43: 10: Transmission Control Module (TCM), Snow Mode Switch, Park/Neutral Position Switch: 44: 10: Relay: R1: Horn №1: R2: Shift lock: Fusible Link Block. The main fuses are located on the positive terminal of the battery. Sosometimes, when you see the check engine lights on your dashboard, the root cause might be a failed fuel pump relay and not a bad fuel pump. A Burnt Fuel Pump Relay This situation is arguably the most obvious sign that you have a failed fuel pump relay because a burnt relay is irreversibly damaged. FuelPump Relay: 53: 10: Cooling Fan Relay №1: 54: 10: ABS, Intelligent Cruise Control (ICC) Sensor, ICC Brake Hold Relay, Accelerator Pedal Actuator / Accelerator Pedal Position Sensor, Steering Angle Sensor, 55: 10: Washer Pump: 56: 30: Front Wiper Relay: 57: 15: Front Fog Lamp Relay: 58: 10: FuelPump Relay - 409 Issue. I currently have a 2001 VW Jetta US GL 2.0, and my mechanic just diagnosed that my fuel pump relay (1J0 906 383 C - 409) is damaged. We tried calling all parts store in my area, but all they carry is the 7 pin 1J0 906 383 C Fuel Pump Relay. When we pulled the out the relay, it was an 8 pin, and had a "3DZ" printed Whenyou replaced the fuel pump, fuel pump fuse, checked the wiring. There is one thing left to check SHQqFfm.