Bad cell in drive battery?

Discussion in 'Prime Main Forum (2017-2022)' started by crewdog, Dec 15, 2025 at 6:20 PM.

  1. crewdog

    crewdog Acting Ensign Prius Prime

    Joined:
    Jul 23, 2009
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    Location:
    Woodstock, GA
    Vehicle:
    2017 Prius Prime
    Model:
    Prime Advanced
    2017 Prime Advanced
    84,000 miles
    9 yrs old
    Always garaged

    Dr Prius app screengrab

    is one cell about to go bad?


    IMG_0505.png
     
  2. PriusCamper

    PriusCamper Senior Member

    Joined:
    Mar 3, 2012
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    Location:
    Pacific Northwest, USA
    Vehicle:
    2007 Prius
    Model:
    Two
    Watch "volt diff" and currently its perfect but not enough amps to be certain in this screenshot.

    You want to take a screenshot under peak amp loads during hard acceleration or hard braking.

    But in general, your battery pack is way too young to have any issues...