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P2238 02 Sensor Positive Current Control Circuit low Bank 1 Sensor 1

Discussion in 'Gen 3 Prius Care, Maintenance & Troubleshooting' started by Allison Meggison, Nov 27, 2019.

  1. Allison Meggison

    Allison Meggison Junior Member

    Joined:
    Jun 9, 2019
    71
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    Location:
    El cajon
    Vehicle:
    2013 Prius
    Model:
    Two
    I searched the forums but didn't find much. I had my engine & catalytic converter replaced over the weekend and after driving about 20 miles the check engine light popped on. I ran the scanner and it said p2238 so I'm wondering do I need to replace the sensor? Maybe check the wires first? Any advice? Car seems to be running fine.