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Fuel pump
ill see about checking all the wires readings key on and key off and ill post back- AutoDoctor
- Post #25
- Forum: Stock 1991 - 1994 Explorers
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Fuel pump
been a few days so im going on what i rember. at the pump plug(back near rear axel i had 7ish volts, up at the relay plug i did have 12v in and was hearing the relay click and it was turning the 7 volts on and off. so why am i getting 7 volts at the pump?- AutoDoctor
- Post #23
- Forum: Stock 1991 - 1994 Explorers
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Fuel pump
harnewss by BadAssRX-7, on Flickr this should help- AutoDoctor
- Post #21
- Forum: Stock 1991 - 1994 Explorers
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Fuel pump
all the listings above were based off a wireing diagram i was looking at. I was trying to make out what was what. and if my thinking is right the relay is only gonna put out what the power in(not the signal from eec) is all the signal from the eec does is tell the relay ok turn on or off right?- AutoDoctor
- Post #19
- Forum: Stock 1991 - 1994 Explorers
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Fuel pump
so from pump id check to the int. switch, fp relay, then do i go power source or signal? ok after a sec to think about it the power level the relay is putting out is the same it is getting in... not from the signal(pcm). the pcm signal is just telling the relay to open or close the relay..... so...- AutoDoctor
- Post #17
- Forum: Stock 1991 - 1994 Explorers
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Fuel pump
not trying to treadjack but... im looking into a guys 92 thats got a new pump and relay installed the relays even clciks when the key is turned but no pump action. I checked the power at the pump /body harness plug above the rear axel. I was reading like 7.62 volts and the battery is over...- AutoDoctor
- Post #15
- Forum: Stock 1991 - 1994 Explorers