2012 Prius - CEL P0301 Cylinder 1 misfire/Engine knocking - FIXED

Discussion in 'Gen 3 Prius Care, Maintenance & Troubleshooting' started by seahawkguy, May 24, 2019.

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  1. IwasBirchyFirst

    IwasBirchyFirst Junior Member

    Joined:
    May 10, 2023
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    Location:
    Dallas, TX
    Vehicle:
    2013 Prius
    Model:
    Three
    Forgot to update this.

    It was the head gasket. I replaced it and all was well until it was totaled later.
    I posted negative reviews on Google, Yelp and NextDoor and the next day got a message from the Toyota District Service mgr. Had a full refund in about a week.
     
    #61 IwasBirchyFirst, Aug 25, 2025 at 12:45 AM
    Mendel Leisk likes this.
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