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Old 09-07-2009, 05:34 PM   #1
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what the heck no gas but a full tank

ok to start i have a 1989 yj with the 4cyl
i have cleaned the injector
replaced fuel pump
fuel filter and that little sock thing on the pump
ive checked the relay it checked out.

this is where im lost if i skip the ECU and run a wire from that slot on the relay to ground the pump runs if i reconecet that wire to the ECU and turn the key to run the pump kicks on but only for about half a second then right back off

help a newb out please

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Old 09-07-2009, 06:02 PM   #2
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Do you have spark?

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Old 09-07-2009, 08:25 PM   #3
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it runs when i have dad slowly add gas right down the throtle body
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Old 09-10-2009, 10:55 AM   #4
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well we dono what we did but it worked it runs fine now
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Old 09-10-2009, 06:29 PM   #5
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Heh-heh, well if ya figure it out, let us know,,
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Old 09-14-2009, 11:14 AM   #6
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will do i drove it all weekend it was too nice to drive the super duty. it ran fine i did about 60-70 miles and some offroading behindthe house i couldnt get it to ack up

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