1990 Ford F150 "fuel pumps running" Questions

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Fuel pump not running on either tank and replaced fuel relay.... What else would keep the fuel pump from running? try resetting fuel pump safety switch behind passenger side kick panel . Fuel pump is ...

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fuel blockage or perhaps failure of the in-tank pumps. Sometimes the truck would start and run, othertimes it would neither start nor run. Typically, if running it would stay running until turned off

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...running. Is the fuel pump the problem or are there more safety switches to check? Ideas? Is the fuel pump inside the fuel tank? If, so, you could try disconnecting the wire harness at the tank, and ...

fuel pump stays running for close to four minutes and then it will not start until the fuel pump shuts off? Does the fuel pump need to be running constant or does it shut off and the pressure is ok OK

...fuel pumps in both tanks loud turn the key on fuel pump relay buzzes and fuel pumps in both tanks run eraticly cranks but wont start fuel pump should only run for about 15 seconds when u first turn ...

FUEL PUMPS .THE FUEL RUNS FROM THE REAR TANK WHEN IT IS POWERED ON TO A TEE AND INTO THE SAME LINE AS THE FRONT PUMP . THE PROBLEM IS AT THE BOTTOM OF THE FRONT FUEL PUMP THERE IS A CHECK VALVE ON THE

...fuel pump running.Shouldn't the fuel pump run all the time the ignition is on? It should at least run for several seconds after you turn the key on. It MAY run longer, but it SHOULD run for several ...

trucks runs on back tank, won't run on front tank on back tank, can hear fuel pump and truck runs. switch to front tank won't run - can hear relay click but don't hear fuel pump. most likley the fuel ...

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Fuel pumps not working. Have changed eec relay, fuel pump relay, checked fuse and inercia switch not triped. Any suggestions? When you turn the key to "ON', or "START" the fuel pump should run ...

...pump runs in tank, somes time starts but will stall if given gass.has new fuel filter, and fuel regulator. ARE YOU SURE THE FUEL PUMP STAYS RUNNING. FUEL PUMP FAILURE IS VERY COMMON FOR OLDER

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