Fuel Pump not Working
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Joined: Dec 2017
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From: Texas
Year: 1996
Model: Cherokee(SJ)
Engine: 4.0 L 6 cyl
Problem: Fuel pump isn’t turning on and it’s a brand new pump.
What I’ve tested already:
Fuel pump itself (works)
Relays that could possibly interfere (all work)
constant voltage from the wiring harness before the pump wiring (constant 5.8)
voltage when cranking/key turn (12)
Continuity of the power wire to the pump inside the tank (wasn’t passing current so I replaced and still nothing)
I also know power is going through the harness because fuel gage works. I have no idea what else it could be. Please help. Thanks
What I’ve tested already:
Fuel pump itself (works)
Relays that could possibly interfere (all work)
constant voltage from the wiring harness before the pump wiring (constant 5.8)
voltage when cranking/key turn (12)
Continuity of the power wire to the pump inside the tank (wasn’t passing current so I replaced and still nothing)
I also know power is going through the harness because fuel gage works. I have no idea what else it could be. Please help. Thanks
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