spray starting fluid in throttle body to keep running

1989 FORD F-150
150,000 MILES
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M.MORRIS
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300 six - pumps are running but no fuel is going in. have check fuel regulator an fuel filter .have also replaced eec relay an throtle body position sensor.acts like injectors are not opening is there a way to test them or what would hold them out.
Sep 18, 2011 at 7:55 PM
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JDL
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Use a gage and check fuel pressure, to start. Use a noid lite at injector plug, see if there is a pulse, engine cranking.
Sep 18, 2011 at 8:10 PM
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JDL
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Check for voltage at the injector, red wire, goes hot with key on.
Sep 18, 2011 at 8:19 PM
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M.MORRIS
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can add a little 2+2 to throttle body and motor will start but will not idle have to hold pedal a little to keep running
Sep 25, 2011 at 10:24 PM
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RACEFAN966
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Sounds like one of the pumps are not working. Do you have 1 or 2 tanks? Does it do this on both tanks? Get back to me and we will go from there.
Sep 27, 2011 at 4:52 AM
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