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. 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:
    56,164
    lech auto air conditionin
    lech auto air conditionin
    Oct 29, 2022
  3. bwilson4web
    Sticky

    Weber State University does P610 deep dive

    bwilson4web, Jun 15, 2017 ... 2
    Replies:
    38
    Views:
    33,295
    jerrymildred
    jerrymildred
    Sep 6, 2020
  4. erikrocketman1
    Sticky

    Prius Prime Regeneration Braking Efficiency Experiment

    erikrocketman1, Jun 1, 2018
    Replies:
    16
    Views:
    24,656
    chogan2
    chogan2
    Feb 16, 2023
  5. vomwezogi
    Sticky

    Traction battery indicator breakdown

    vomwezogi, Oct 3, 2023
    Replies:
    10
    Views:
    3,966
    bisco
    bisco
    Dec 30, 2023
  6. iregret
    Sticky

    2017 Prius Prime Steering Ratio. What is it?

    iregret, Apr 24, 2018
    Replies:
    9
    Views:
    14,982
    Silas Wentworth
    Silas Wentworth
    Apr 28, 2025
  7. Normal Threads
  8. CEJ

    MPG in Hybrid Mode

    CEJ, May 13, 2019 ... 17 18 19
    Replies:
    379
    Views:
    246,585
    vvillovv
    vvillovv
    Feb 10, 2023
  9. mr88cet

    No, It’s Real: EV Range Down

    mr88cet, Jul 12, 2018 ... 6 7 8
    Replies:
    153
    Views:
    66,183
    Tideland Prius
    Tideland Prius
    Jun 24, 2019
  10. Krzysiek_KTA

    Most decent way to run your 115V essentials out of Prius Prime

    Krzysiek_KTA, Jun 7, 2020 ... 6 7 8
    Replies:
    143
    Views:
    105,372
    vertex
    vertex
    Jul 15, 2022
  11. Salamander_King

    Can using CHG Mode be more efficient?

    Salamander_King, Oct 8, 2021 ... 6 7 8
    Replies:
    141
    Views:
    51,468
    Salamander_King
    Salamander_King
    Dec 6, 2021
  12. PiPLosAngeles

    Low Voltage in Rear Power Outlet

    PiPLosAngeles, Nov 27, 2018 ... 5 6 7
    Replies:
    136
    Views:
    38,592
    ChapmanF
    ChapmanF
    Mar 2, 2019
  13. john1701a

    Prius Prime: detail about Charge-Mode

    john1701a, Oct 20, 2018 ... 5 6 7
    Replies:
    122
    Views:
    148,045
    vvillovv
    vvillovv
    Oct 30, 2023
  14. Gaëtan Lafrance

    B mode: What is the advantage to use B mode when driving, more regeneration? more economy?

    Gaëtan Lafrance, Jul 5, 2018 ... 4 5 6
    Replies:
    104
    Views:
    37,905
    axle2152
    axle2152
    Oct 9, 2018
  15. GT4Prius

    Prime may start ICE in EV mode if Windshield Defogger switched on

    GT4Prius, Nov 6, 2016 ... 4 5 6
    Replies:
    102
    Views:
    59,679
    pasta4breakfast
    pasta4breakfast
    Nov 27, 2022
  16. Tideland Prius

    Some new information on the non-US bound solar roof

    Tideland Prius, Jun 19, 2016 ... 3 4 5
    Replies:
    95
    Views:
    29,411
    Link BP
    Link BP
    Nov 12, 2018
  17. dalcon95

    Charging EV portion of the battery going down mountains

    dalcon95, Feb 17, 2017 ... 3 4 5
    Replies:
    87
    Views:
    13,037
    Tideland Prius
    Tideland Prius
    Mar 11, 2017
  18. Old Bear

    The end of 3G cellular

    Old Bear, Dec 23, 2021 ... 3 4 5
    Replies:
    85
    Views:
    35,804
    PiPLosAngeles
    PiPLosAngeles
    Feb 20, 2022
  19. San Diego Prius Prime

    NEW Prius Prime Plus member -- start issue and general complaining

    San Diego Prius Prime, Apr 12, 2019 ... 3 4 5
    Replies:
    84
    Views:
    21,376
    Zed Ruhlen
    Zed Ruhlen
    May 10, 2019
  20. Insirt

    Regenerative Braking Details?

    Insirt, Jan 16, 2017 ... 3 4 5
    Replies:
    83
    Views:
    53,089
    ChapmanF
    ChapmanF
    Oct 5, 2021
  21. mr88cet

    What Exactly does EV Auto Do?

    mr88cet, Jan 26, 2017 ... 3 4 5
    Replies:
    80
    Views:
    27,867
    bwilson4web
    bwilson4web
    Jan 31, 2017
  22. SR-71

    Catalytic Converter Protector

    SR-71, Mar 14, 2022 ... 2 3 4
    Replies:
    71
    Views:
    55,335
    jerrymildred
    jerrymildred
    Jun 23, 2023
  23. Pizza Driver

    Hybrid vs EV mode

    Pizza Driver, Oct 17, 2016 ... 2 3 4
    Replies:
    69
    Views:
    14,899
    Trollbait
    Trollbait
    Oct 21, 2016
  24. GT4Prius

    European "Prime" has different EV mode names

    GT4Prius, Feb 26, 2017 ... 2 3 4
    Replies:
    68
    Views:
    13,188
    Trollbait
    Trollbait
    Mar 24, 2017
  25. Boyelectric

    Heat pump, and remote AC, but no preheating???

    Boyelectric, Mar 23, 2016 ... 2 3 4
    Replies:
    67
    Views:
    15,296
    john1701a
    john1701a
    Oct 15, 2016
  26. billvon

    Adding battery capacity to the Prime

    billvon, Dec 24, 2022 ... 2 3 4
    Replies:
    64
    Views:
    33,973
    chogan2
    chogan2
    Feb 14, 2023
  27. Tideland Prius

    Real vs. Nominal Prime Battery Capacity

    Tideland Prius, Sep 27, 2016 ... 2 3 4
    Replies:
    63
    Views:
    24,603
    Lee Jay
    Lee Jay
    Mar 19, 2018
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