Questions & Answers for: Kia Optima exhaust

...a good chance that your catalytic convertor has gone bad. My suggestion would be to take it to an exhaust shop for the catalytic convertor (they should also be able to let you know if it is bad).

...has loud noise when accelerating and decelerating - sounds like lawn mower G'day mate , sounds like exhaust hiting , posible causes are from the front to back , boken / deteriorated engine mounts ...

...has system running lean code. I've replaced the upstream and downstream oxygen sensors and had a exhaust gasket replaced. Also, the fuel regualtor has been replaced. What is the problem? Test fuel ...

...if so where is it on the engine that i may replace it my self hi you have 2 of these sensors on the exhaust system, the first is on the exhaust manifold on the engine, just locate this and follow it ...

...made sure that thier wasnt a motor or a transmission mount that was bad or even possibly a broken exhaust hanger allowing the exhaust to sit or rub on the chassis, hopefully they checked these ...

starter and solenoid is located behind two separate aluminum heat shields right directly behind the exhaust manifold. (The exhaust manifold is right in back of the radiator. Take off both heat shields

Engine light is on. Code PO401 Egr valve How do you remove and replace this part P0401 Exhaust Gas Recirculation Flow Insufficient Detected______________Renault clip

relay for exhaust system getting no fire to the spark plugs probably the coil pack get a mechanic to check the OBD codes

...passing emissions got to do with the fuel injectors or something Your going to need, the actual exhaust gas readings from the inspection station,so you have some idea of the fault your going

... The most common cause though is the engine is running so rich it is dumping unburned fuel into the exhaust. This could be a bad injector sticking exhaust valve, constant misfire etc. Don't run it ...