If you hot wire the fuel pump on, fuel should gush from the return side of the pressure regulator if the fuel supply system is working. Mark Steve Cotsford wrote: > > I have run the pump to pressurize the system. I see no fuel on the return side of the pressure regulator however. I think this means that I am not building enough pressure to cause it to relieve although I can feel a vibration on the regulator while the pump is running. > > Am I correct in assuming that absence of fuel in the return indicates insufficient fuel pressure ?? I don't have a gauge on hand yet. > > |
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