siIN00Hatch

Well, here goes....2000 dx hatchback 99 si swap, done myself. ran great for 6 months. all the sudden lose all power, pull over take key out and it started right up. didnt do it again till a week later. same story. then a day later, then it wont start. get it towed home starts right up the next day after charging, does it again on the wayy home from work. ive checked everything basic, and i cant figure out anything else to try, checked ecm MIL. just a 65- secondary ho2s is disconnected, has been since the swap, the only thing that isnt wired up correctly someone please help this problem is killing me