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Check engine light

Discussion in '3rd Gen. Tacomas (2016-2023)' started by Lpc, Mar 19, 2024.

  1. Mar 19, 2024 at 5:43 PM
    #1
    Lpc

    Lpc [OP] New Member

    Joined:
    Mar 19, 2024
    Member:
    #446177
    Messages:
    1
    Gender:
    Male
    Vehicle:
    2018 Toyota Tacoma
    I have Replaced upstream and downstream catalytic converters on one and all O2 sensors still getting Still getting the same code for inefficient on bank one have checked for exhaust leaks. All temperatures on cd converters on driver and passenger side are at normal ranges after test drive have even installed spacers on O2 sensors
     

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