Fuel pump
1991 Ford Explorer

Fuel pump

(1991 Ford Explorer)
Can you help me with a fuel pump diagnoses step by step , the trouble shooting procedures
3 answers & 0 comments
Popular Answer
on October 08, 2009
Check power and ground to the pump while cranking the engine. If you don't have both, then diagnose the fuel pump electrical circuit. If the signals are OK, then you will need to check the fuel pressure output from the pump.
Let me know the results and if you need any other info.
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General Diagnosis
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on October 08, 2009
Check power and ground to the pump while cranking the engine. If you don't have both, then diagnose the fuel pump electrical circuit. If the signals are OK, then you will need to check the fuel pressure output from the pump.
Let me know the results and if you need any other info.
Sign in to reply
on October 07, 2009
Check the fuel Pump Relay, if you have a Fuel Pressure Gauge you can use that, if you don't get some starter fluid and crank it up, disconnect the fuel line turn the switch on see if it pumps out Fuel. for diagrams or locations post a request on my website sinautoscan.com/forum al be happy to help if you need more help
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on October 21, 2010
need to find out no power at the fuel relay switch
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