Based on those results I'd say you need a major tune -up. The spark is probably not strong enough, the timing is probably off and the O2 is probably out of adjustment. I don't know where you are in California, but DeLorean Motor Center or DeLorean One can help you. Harold McElraft - 3354 --- In dmcnews@xxxxxxxxxxxxxxx, "rendycheng" <rendycheng@xxxx> wrote: > I just have a smog check done and my D failed. I am located in California. To address comments privately to the moderating team, please address: moderators@xxxxxxxxxxx For more info on the list, tech articles, cars for sale see www.dmcnews.com To search the archives or view files, log in at http://groups.yahoo.com/group/dmcnews Yahoo! Groups Links <*> To visit your group on the web, go to: http://groups.yahoo.com/group/dmcnews/ <*> To unsubscribe from this group, send an email to: dmcnews-unsubscribe@xxxxxxxxxxxxxxx <*> Your use of Yahoo! Groups is subject to: http://docs.yahoo.com/info/terms/