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Help please,02 taurus 3.0 vulcan 42000 mi. No fuel pressure.Pump assembly replaced 1 year ago was ok and then failed.Replaced pump only, old one was locked,vehicle ran for a short time and quit.No power at enertia switch wiring.
Sometime vehicle will start and run for a short time ,then stops.New pump relay, fuse ok.This was to be extra car.This vehicle has no street miles since 1st pump replacement.
Tank was clean inside,all filters new.When it runs it is fine,no codes.
HELP
 

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Check pump relay in the junction box by the battery. Remove relay and look for corrosion on the termals and down in the socket. Can test relay by switching it with another identical "non critical one (fans, etc) for testing purposes.
 
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