Otherthan the main relay , helpful way to diagnose another problem replacement parts can be bought from 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: 23: 15A: Charging System: 24: 20A: Auxiliary Power Outlet: 25: 30A: Passenger Seat (Long Wheel Base Only) 26: 30A: Cooling Fan-Low Speed (Circuit Breacker) 27: 20A: Anti-Lock Brakes: 28 — PCM Diode: 29 — Not used: Relays: 1 — Fuel Pump Relay: 2 — A/C Clutch Relay: 3 — PCM Power Relay: 4 — Air Suspension Relay: 5 — Rear Thefuel injectors on your car will typically last between 50,000 and 100,000 miles. The length of time that the injector lasts has a lot to do with the type of gas that is used in the car and how often the various fuel filters are changed. Using lower grade gas will usually lead to the fuel injectors becoming gummed up. Ifyou need to change out a relay, AutoZone has a top-quality replacement electrical relay for your repair project. Whether you need a refreshed fuel pump relay, starter relay, horn relay or anything in between, we have you covered. Our relays are custom-designed for your specific year, make and model, so you can be certain it's the perfect 1 Fuel gauge behaves erratically. One of the first symptoms of a problem with the fuel gauge sender is a fuel gauge that behaves erratically. A faulty fuel gauge sender may cause the gauge to suddenly change positions, or give an inaccurate reading. The gauge may appear to be at three quarters, and then only a few minutes later will change to .

when a fuel pump relay is bad