97 FORD TAURUS FUEL PUMP REPLACEMENT MANUAL
For different vehicles, the fuel pump relays can be located in different places.Ĭheck your repair manual for getting the exact location of the fuel pump relay fast. The engine’s or the dashboard fuse box is usually a long black box containing a fuel pump relay and various other fuses and relays. In most car models, the fuel pump relay is located in a fuse box somewhere under your dashboard, but it can also be located in the fuse box in the engine bay. You can try to listen closer around the fuel tank for any noise for 2-3 seconds after turning the ignition on.
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If you cant hear this, there might be a problem with the fuel pump relay. This means that the fuel pump started building fuel pressure in the fuel rail. When you turn the ignition on in the ignition lock, you should hear a whirring noise from the rear of the car. No fuel pressure means that your engine will never start, and if the fuel pump relay failed, it would not give any power to the fuel pump to build up fuel pressure. Engine is completely deadĪ faulty fuel pump relay can also cause the engine not to start at all and be completely dead. The part that ensures none of this happens is the fuel pump, and it cannot work perfectly if the fuel pump relay develops any issues. The engine turns off if the combustion chamber’s fuel is inadequate or doesn’t have the proper pressure.
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If the fuel pump relay may have any bad solderings inside it, it might suddenly lose the relay connection and stop delivering power to the fuel pump. However, this can happen due to several other reasons, such as a choked fuel filter, so you should always properly diagnose your car before replacing any parts. Therefore, any fuel pump relay issues will affect fuel flow to the combustion chamber, and your vehicle might have problems starting. An engine runs on fuel just like the heart of a human runs on oxygen and blood. The fuel pump relay going bad can affect the fuel pump’s power and affect fuel delivery to the engine.
97 FORD TAURUS FUEL PUMP REPLACEMENT CODE
If the fuel pump relay suddenly fails, it will light up the check engine light and store a trouble code on the fuel pressure. The ECU monitors the fuel pressure with the help of the fuel pressure sensor. A check engine light is also the most common sign of all bad fuel pump symptoms.
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If the ECU suspects a wrong value from any sensor, it will light up the check engine light. The engine control module does always monitors all engine sensors to ensure they do not show the wrong values. Fuel Pump Relay Diagnosis Bad Fuel Pump Relay Symptoms 1.