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Discussion Starter #1
2002 Mustang GT 4.6 I replaced my engine wiring harness car has sit for two years now want start positive harness is right but want start .Dont believe its getting fuel.is there a wire in harness for fuel pump my fuel pump fuse is good when i turn key on relay in passenger fenderwell i can here for a few seconds if i hear relay makes noise and fuse is good does that meen juice is going to fuel pump .Could i have disconnected wire for fuel somewhere under hood. PLEASE HELP IF YOU HAVE A IDEA
 

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Discussion Starter #4
I think it is fuel pump thats why i am wondering if there is a wire in harness that goes to fuel pump i could have not connected and fuel pump relay i can hear when i turn key on wondered if i hear that and fuse is good does that meen pump is getting juice
 

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you take a voltmeter and measure at the pump connector

then you verify with a fuel pressure gauge on the rail
 
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