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Upstream O2 sensors are... Wideband??? 2016 Sequoia

Discussion in 'Performance and Tuning' started by M_RED, Jan 11, 2023.

  1. Jan 11, 2023 at 12:28 PM
    #1
    M_RED

    M_RED [OP] New Member

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    Going to be borrowing my brother's HPTuners next week and plan on playing around with my Sequoia. As far as I can see, it looked like the upstream o2 sensors are OEM wideband? (also, when I look at replacement parts, they seem to be wideband.... is this correct?) It's going to make tuning a bit easier with a factory wideband if true.. Can anyone confirm this??
     
  2. Jan 11, 2023 at 8:51 PM
    #2
    snivilous

    snivilous snivspeedshop.com

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    Not aware of any wideband sensors, on the Tundra at least the max it'll read is 11.9afr as I recall.
     
  3. Jan 12, 2023 at 5:43 AM
    #3
    ssmokedz

    ssmokedz Toyota Master Diagnostic Technician

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    @snivilous is correct. I primarily use my Innovate wideband but i still have the stock sensors displayed on my scan gauge and the richest you will be able to see is 11.9
     
    nobodyintexas and Saltyhero13 like this.
  4. Jan 17, 2023 at 9:47 AM
    #4
    M_RED

    M_RED [OP] New Member

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    Umm weird... So a wideband should output just a voltage, right? If w can't read more than that, do we just need to expand the table a bit?
     
  5. Jan 17, 2023 at 10:56 AM
    #5
    Vizsla

    Vizsla 2 = 2.5

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    They are wideband, as mentioned above the range is limited to what is useful for a stock n/a engine. Not sure about expanding the table.
     
    ssmokedz likes this.

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