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Amazon.com: Marsflex O2 Oxygen Sensor Upstream 234-5107 Compatible for Audi A3 TT, Volkswagen VW CC Eos Jetta Passat GTI, Ford F150 Expedition, Porsche Lincoln : Automotive
![My CarMD dicovered that I have an oxygen sensor problem. My engine light stays on and the code the CarMD gave me is My CarMD dicovered that I have an oxygen sensor problem. My engine light stays on and the code the CarMD gave me is](https://ww2.justanswer.com/uploads/drivefast1971/2011-09-21_205648_1.gif)
My CarMD dicovered that I have an oxygen sensor problem. My engine light stays on and the code the CarMD gave me is
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