ok so i have to take my car down for the emissions, someone stole my exhaust system so i have to get a new one thats a given but im also throwing code 43 and 17 fuel system and vss. New vss is going in next weekend and were going to try o2 for 43 but if thats not it will it effect the test....oh and im in arizona so not to strick of emissions or anything...let me know thanks