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p2a00

  1. P2A00 - Thoughts

    Electrical
    OK, so, about a week ago i replaced the passenger side cat, cleared the P0420 code. then popped up a P2A00 supposedly the driver primary 02 sensor.. weird as i replaced that with a oem equivalent sensor 6 months to a year ago after doing that primary cat. So i started doing some research and...
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