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Not getting fuel

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Old 07-16-2018, 10:36 AM
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Default Not getting fuel

I have a 1991 Cherokee Laredo and I just rebuilt the 4.0 engine and put it back in. I replaced all the spark wires and cap and rotor and now it has spark but to fuel. The fuel injectors work because i tested them and all of the wires going to and from the injectors are good. I took off the rail and tried starting it to see if fuel would come out and they aren’t even clicking. Anything I’m missing?
Old 07-16-2018, 11:46 AM
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Did you check fuses?
Old 07-16-2018, 01:06 PM
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So no fuel?

I would check the fuel pressure in the rail.

Do you hear the fuel pump turning on when you turn the key?
Old 07-16-2018, 02:32 PM
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Check to see if your camshaft position sensor (CMP) got hooked up.
Old 07-16-2018, 03:14 PM
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There is fuel pressure all the way to the injectors and the fuses are good
Old 07-16-2018, 03:18 PM
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Could it be the computer? Ecm/ecu
Old 07-17-2018, 06:56 AM
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Originally Posted by Trevsm01
Could it be the computer? Ecm/ecu
Doubtful. Look and see if you accidentally unplugged the fuel pump ballast resistor in your procedure.


Old 07-17-2018, 08:50 AM
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Your going to need to test the pressure, with a pressure gauge.

Have you ever thought about ever changing your fuel filter?

The computer/ecm should be the last thing on your mind to replace. When you have exhausted all other resources.
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