Ok everyone bare with me let me try explain whats wrong. posting for a friend, so he's had problem after another. First he kept losing his tune cause his computer went bad, he replaced, then it was mass air o2,s. Then had get credits for tune trys again and starts up won't idle or staydumrunning, its pinging real bad then just dies and it's reading bad mass air still. Hope this makes since lol please help or try to help if need anymore details just ask thanks so much