Help Engine shaking and abnormal noise are not EGR problems

Discussion in 'Gen 3 Prius Care, Maintenance & Troubleshooting' started by wukong sun, May 3, 2025.

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  1. wukong sun

    wukong sun Junior Member

    Joined:
    Apr 23, 2025
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    Location:
    95050
    Vehicle:
    2014 Prius
    Model:
    III
    No reduction in coolant

    The car does not shake when it is cold, but it will rattle once it starts charging the high voltage battery. Even if it is not charging, it will rattle when the engine temperature rises.