Originally Posted by tturbo370z

Someone said to me yesterday they check a/f ratio and timing? This isn't California so I can't see then doing tail pipe probe but was told they do that sometimes also. I'm running ethanol so I guess if they did I "should" be ok but with the timing and such I would for sure fail. I may just register the car in pinal county at my brothers house. I was told if u fail emissions in maricopa county your f d if u try and register it elsewhere. Dunno