Ey cobs, My utes got spark ,fuel pressure ands crankin over. Fault codes 12 and 31 comin up. Dog ate immobilizer so i disconnected it and it run. Then batt went flat.I jump started a few times all ok but then my mate jump started it without negative earthing it to block. sooooo it wont fire up now, Could it be a fried ecu? Any help from anyone appreciated Anyone got the wiring diagram