Are these the correct tools for replacing downstream o2 sensor?!

Discussion in 'Gen 2 Prius Technical Discussion' started by Dang Pham, Apr 6, 2022.

  1. Dang Pham

    Dang Pham New Member

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    has anyone tried this before?!
    i've had never own a car until recently so i dont have any tools, but planning to replace the downstream o2 sensor

    looks like the previous owner overtighten it so the adjustable wrench doesnt work, im planning to borrow from autozone. Would the one in the pics are the only tools I need?!


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    #1 Dang Pham, Apr 6, 2022
    Last edited: Apr 6, 2022
  2. alftoy

    alftoy Senior Member

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    ask autozone for the correct downstream sensor and they will loan you the correct tools.
     
  3. mr_guy_mann

    mr_guy_mann Senior Member

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    If you're replacing the sensor then just cut the wires off and use a box end wrench or a deep socket- 22mm or 7/8" . Get a (genuine) Denso replacement sensor. Put a little of the supplied anti-seize compound on the threads and don't over tighten it (I think it's something like 25-30 ft/lbs).

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  4. jerrymildred

    jerrymildred Senior Member

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    I just use a 22mm wrench and the anti-seize that comes with the sensor.