Prime Technical Discussion

Here you can discuss the technical ins and outs of the Prius Prime and related Plug-in hybrid components.

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  1. Sticky Threads
  2. iregret
    Sticky

    2017 Prius Prime Steering Ratio. What is it?

    iregret, Apr 24, 2018
    Replies:
    9
    Views:
    14,960
    Silas Wentworth
    Silas Wentworth
    Apr 28, 2025
  3. vomwezogi
    Sticky

    Traction battery indicator breakdown

    vomwezogi, Oct 3, 2023
    Replies:
    10
    Views:
    3,950
    bisco
    bisco
    Dec 30, 2023
  4. erikrocketman1
    Sticky

    Prius Prime Regeneration Braking Efficiency Experiment

    erikrocketman1, Jun 1, 2018
    Replies:
    16
    Views:
    24,641
    chogan2
    chogan2
    Feb 16, 2023
  5. priuscatprimeguy
    Sticky

    How does the heat pump work in a Toyota Prius Prime plug-in hybrid?

    priuscatprimeguy, May 24, 2017 ... 2 3
    Replies:
    46
    Views:
    56,107
    lech auto air conditionin
    lech auto air conditionin
    Oct 29, 2022
  6. bwilson4web
    Sticky

    Weber State University does P610 deep dive

    bwilson4web, Jun 15, 2017 ... 2
    Replies:
    38
    Views:
    33,276
    jerrymildred
    jerrymildred
    Sep 6, 2020
  7. Normal Threads
  8. PiPLosAngeles

    How to disable telemetry after opting out?

    PiPLosAngeles, Jun 27, 2025 at 10:07 PM
    Replies:
    3
    Views:
    177
    BiomedO1
    BiomedO1
    Jun 28, 2025 at 1:38 PM
  9. EdPalmer42

    2020 Prius Prime - Traction Battery Aging

    EdPalmer42, Jun 19, 2025
    Replies:
    0
    Views:
    222
    EdPalmer42
    EdPalmer42
    Jun 19, 2025
  10. PixelRogue

    Gen4 no power- how can you put in neutral?

    PixelRogue, Jun 13, 2025 ... 2
    Replies:
    37
    Views:
    1,236
    Mendel Leisk
    Mendel Leisk
    Jun 18, 2025
  11. PixelRogue

    Live - Real Time: No power

    PixelRogue, Jun 13, 2025
    Replies:
    2
    Views:
    213
    PixelRogue
    PixelRogue
    Jun 15, 2025
  12. jharris378

    dead 12V battery and can't open hood latch

    jharris378, Jun 9, 2025
    Replies:
    1
    Views:
    227
    jharris378
    jharris378
    Jun 9, 2025
  13. cossie1600

    17410-37D40 Heat Exchanger / Catalytic Converter

    cossie1600, Jun 4, 2025
    Replies:
    10
    Views:
    460
    bisco
    bisco
    Jun 6, 2025
  14. Jingbobby

    AC evap cleaning gone wrong!!

    Jingbobby, May 31, 2025
    Replies:
    1
    Views:
    383
    bisco
    bisco
    Jun 1, 2025
  15. Hans Unrat

    Door Shells/Door Interchangeability

    Hans Unrat, May 26, 2025
    Replies:
    0
    Views:
    300
    Hans Unrat
    Hans Unrat
    May 26, 2025
  16. Ceryx

    Cracked 11.6in touchscreen

    Ceryx, Oct 29, 2019 ... 2
    Replies:
    24
    Views:
    23,362
    Brett Kim
    Brett Kim
    May 18, 2025
  17. Terry Wolfe

    2022 Prime Engine fails to start after HV battery depletes

    Terry Wolfe, Apr 19, 2025
    Replies:
    16
    Views:
    1,257
    BiomedO1
    BiomedO1
    May 8, 2025
  18. bb4srv

    Oil filter

    bb4srv, Jan 30, 2019 ... 2 3
    Replies:
    50
    Views:
    25,315
    PaulMalasankas
    PaulMalasankas
    May 5, 2025
  19. victormats

    2019 Prime Advanced Plugin

    victormats, Apr 30, 2025
    Replies:
    4
    Views:
    625
    BiomedO1
    BiomedO1
    May 1, 2025
  20. greenquark

    Can anyone, please provide me with the info for these two pieces of plastic cover?

    greenquark, Apr 29, 2025
    Replies:
    2
    Views:
    566
    greenquark
    greenquark
    Apr 29, 2025
  21. FatCat0

    Possibility of Upgrading Traction Battery in the Future?

    FatCat0, Feb 19, 2025
    Replies:
    3
    Views:
    1,138
    Silas Wentworth
    Silas Wentworth
    Apr 28, 2025
  22. weinbers

    Excess wind noise 2024 prime

    weinbers, Jan 31, 2025
    Replies:
    4
    Views:
    1,251
    weinbers
    weinbers
    Apr 20, 2025
  23. midpitts

    2018 advanced -Silence annoying beeps sounds

    midpitts, Apr 4, 2025
    Replies:
    0
    Views:
    713
    midpitts
    midpitts
    Apr 4, 2025
  24. Paul Gregory

    Block heater cords

    Paul Gregory, Mar 15, 2025
    Replies:
    15
    Views:
    1,310
    Mendel Leisk
    Mendel Leisk
    Mar 16, 2025
  25. Flagmaster

    Prius Prime Smart key fob replacement

    Flagmaster, Sep 28, 2019
    Replies:
    8
    Views:
    9,023
    Paul Gregory
    Paul Gregory
    Feb 25, 2025
  26. jetsam

    12v roundup

    jetsam, Jan 19, 2025 ... 2
    Replies:
    21
    Views:
    3,055
    frederw1701
    frederw1701
    Feb 17, 2025
  27. Luconi

    Do wheels from other prius' fit?

    Luconi, Jun 11, 2019
    Replies:
    9
    Views:
    13,300
    James Analytic
    James Analytic
    Feb 16, 2025
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