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Aftermarket CAT CEL (cat or O2)

Discussion in '2.5 Gen Tundras (2014-2021)' started by yandeltx, Dec 16, 2022.

  1. Dec 16, 2022 at 4:28 PM
    #1
    yandeltx

    #1
    yandeltx [OP] New Member

    Joined:
    Jan 27, 2022
    Member:
    #73766
    Messages:
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    Regarding the dreaded CEL with aftermarket parts. Do you think it is most likely the aftermarket O2 sensor or the CAT that causes the CEL to come on? Just curious.
     
    yandeltx, Dec 16, 2022
    #1
  2. Dec 16, 2022 at 4:43 PM
    #2
    FrenchToasty

    #2
    FrenchToasty The Desert rat, SSEM #5/25, 6 lug enthusiast

    Joined:
    Sep 15, 2019
    Member:
    #36156
    Messages:
    18,476
    First Name:
    Mo
    The SoAz….. big surprise
    Vehicle:
    2006 DC 4.88s Elocker and some other trippy stuff
    Bone stock
    Use Denso O2 sensors only
     
    FrenchToasty, Dec 16, 2022
    #2
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