ok thanks for the grammer lesson, if all your gonna do it correct me then do not post on here, im not trying to be rude but i need help if you cant help then dont post. my crank and cam sensors have been replaced already. i replaced the ecu when i got the car, there were speaker wires used as grounds, so i redid them. this problem only occurs every now and again not all the time connection appears to be good and fuel pump is good. any other advice