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2007 Jeep Wrangler Question: I have a bank 1 sensor 2 code, is it upstream or downstream on pass side?

 

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john62973, Dudley, MA, October 15, 2013, 14:47
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I went to autoparts store today to buy new sensor and they gave me different colored plug, is 1st sensor on exhaust 1/1 or 1/2, seen a few different diagrams and i'm confused.

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  • Answer #1

    pushrod October 15, 2013, 16:39
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    SENSOR 2 is always downstream. Behind the converter.

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    john62973, October 16, 2013, 12:09
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    Thanks, the auto parts store gave me wrong sensor anyways.

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    pushrod, October 16, 2013, 14:42
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    Lol! It happens all the time.

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    john62973, October 17, 2013, 10:52
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    I replaced the sensor, had a friend clear the light, but it came back on afterwards and came up same code and sensor again...

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    pushrod, October 17, 2013, 13:37
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    What is the code number?

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  • Answer #2

    Greg's Orange Auto (12976 Answers) , Orange, CA - (714) 361-9386
    globalhelper October 16, 2013, 06:02
     Master

    down stream

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