Having trouble starting my 6.4 cranks great but just will not start. changed out a FRP sensor and disconnected the ECM put everything back together now it will not start. HELP PLEASE ANYBODY
Need help iam haveing fuel problems with my 6.4 the code says pressure in the fuel rail to high or fuel pressure too high. i only got the worst problem when the fuel tank is full but when it down to half or quarter of a tank truck runs good, replaced low pressure fuel pump and also checked tank...