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  1. 2nd Gen (2009-)
    Has anyone replaced a FX50 catalytic convertor lately? I got the P0420 (catatlytic convertor) and P2A03 (O2 sensor) code on my 2009 fx50s. I just replaced the 02 sensor to get rid of the P2A03 code hoping that would get rid of both issues, but the P0420 code came back up again. The car does...
  2. 2nd Gen (2009-)
    Hey FX Members, I am seeing some issues with my 2009 Infiniti FX35, This beauty has about 186k miles on it. Engine is stock and Tranny was replaced last year. Resonators are off so it sounds amazing! However I recently felt some delay in shifting in the first 2-3 shifts when the car is cold in...
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