o2 sensor

Discussion in '2.3 Engine' started by mcdonald58, Jul 23, 2012.

  1. OP

    mcdonald58 New Member

    alright thanks i found it in my chiltons manual now i just need to find the cheapest o2 sensor near me. seems like a really simple job.
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  3. OP

    mcdonald58 New Member

    so the one i need to replace is upstream correct? i found a great price on rockauto.com
  4. rwenzing

    rwenzing Bob

    The P1131 code relates to the signal from the upstream sensor to the PCM. Like I said before, it could be that the O2 sensor itself is bad or it could be that the sensor is reporting a lean condition caused by something else.
  5. OP

    mcdonald58 New Member

    alright thanks ill start by replacing the o2 sensor. thanks a lot for your help.
  6. maranger

    maranger New Member

    I would get a ford part because other brands dont always wot correctly

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