I am new here I need advice I have a 1995 f150 5.0 EFI 2 wheel drive, It has a no spark problem and I know that is not common but this one is, I have checked voltages all good, I have checked grounds all good, I have replaced coil, ICM, PIP, EEC, still no spark, pull the spout and it will fire up and run for a few seconds then dies,fuel pump runs non stop fuel in fuel rail so I am at a loss have replaced all parts 3 times can someone give me some guideance Thanks.