Find the return line to the tank from the fuel rail, pinch it off, recheck your fuel pressure after it sits and see if the pressure drops. If it doesn’t drop then the problem is in the tank, more than likely the pulsator.
Find the return line to the tank from the fuel rail, pinch it off, recheck your fuel pressure after it sits and see if the pressure drops. If it doesn’t drop then the problem is in the tank, more than likely the pulsator.