i have no spark ,replaced coil ,ecm,crank shaft sensor coil wire. still no spark

I have replaced icm, coil, coil wire, cap, rotor,crankshaft sensor. ??? And a new ecm , but I still have code p1351 coming up . I have retrained the ecm and it also has code p1351 !!! HELP anyone ???

Time to get an ignition system flow chart and do some TESTING of the electrical circuits..... Parts swapping ain't working....For a fee can try www.alldatadiy.com .... Start with the control module circuit.... PO1351