Error codes 2004 WRX
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This is a discussion on Error codes 2004 WRX within the General Maintenance, Troubleshooting & Accidents. forums, part of the Tech & Modifying & General Repairs category; My check engine light came on, the error code is P0031 "H02S11 heater control circuit low" is this a bad ...

  1. #1
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    Error codes 2004 WRX

    My check engine light came on, the error code is P0031 "H02S11 heater control circuit low" is this a bad O2 sensor, heater control valve or something else.

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  3. #2
    He simply abides. SD_GR's Avatar
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    Is your car stock?
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    The world breaks everyone and afterward many are strong in the broken places. Ernest Hemingway
    I lied. I cheated. I bribed men to cover the crimes of other men. I am an accessory to murder. But the most damning thing of all... I think I can live with it. And if I had to do it all over again - I would. Benjamin Sisko
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    Error Codes

    it is bone stock motor unfortunately

  5. #4
    He simply abides. SD_GR's Avatar
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    OK then assume the code is real and check the front O2 sensor.
    WRX Info Links, Courtesy TheJ
    The world breaks everyone and afterward many are strong in the broken places. Ernest Hemingway
    I lied. I cheated. I bribed men to cover the crimes of other men. I am an accessory to murder. But the most damning thing of all... I think I can live with it. And if I had to do it all over again - I would. Benjamin Sisko
    DISCLAIMER: Opinions expressed are the author's alone and are inherently worthless.

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