my 1996 taurus has a very strong gas smell coming from engine i had auto zone read the check engine light an they gave me a code po430 it said it was bank 2 catalyst system efficiency below threshold one where is it located and would give a very strong gas smell it sounds like a fuel injector an i dont know about auto zone they said try fuel injector cleaner in my gas tank please help.thankyou nibroc1

Asked by Nov 30, 2017 at 04:24 PM about the Ford Taurus

Question type: Maintenance & Repair

1996 ford taurus very very strong gas smell engine code was po430  auto zone
read engine code an it said catalyst system efficiency bank 2 below threshold i
was told to try fuel injector cleaner in gas tank what & where is it located to me
it sounds like a bad injector please help    thank you nibroc1

1 Answer

299,085

Could be any of three things. Exhaust leak, bad O2 sensor on that bank or your cats. By bet is an exhaust leak. Is the exhaust louder than normal?

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