Thanks Andy and Harold. I think you are right that I may not have adjusted the mixture how I thought I did. I am going to do what Andy said and get me a dwell meter! Thanks for the help! Adam Price --- In dmcnews@xxxxxxxxxxxxxxx, Soma576@xxxx wrote: > In a message dated 10/21/2003 7:33:58 PM Eastern Daylight Time, acprice1@xxxx writes: > > > My car failed emissions for THC and CO. It passed for NOx. > > >> > Now that i finally understand the dwell meter use, let me try to help you. ..> good luck - it took me 3 years and i'm only now getting my idle straightened out the way it should be. but it's worth it to know everything is working AOK. > > Andy