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. bwilson4web
    Sticky

    Weber State University does P610 deep dive

    bwilson4web, Jun 15, 2017 ... 2
    Replies:
    38
    Views:
    35,274
    jerrymildred
    jerrymildred
    Sep 6, 2020
  3. 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:
    61,668
    lech auto air conditionin
    lech auto air conditionin
    Oct 29, 2022
  4. iregret
    Sticky

    2017 Prius Prime Steering Ratio. What is it?

    iregret, Apr 24, 2018
    Replies:
    9
    Views:
    16,004
    Silas Wentworth
    Silas Wentworth
    Apr 28, 2025
  5. vomwezogi
    Sticky

    Traction battery indicator breakdown

    vomwezogi, Oct 3, 2023
    Replies:
    15
    Views:
    5,797
    Gokhan
    Gokhan
    Aug 30, 2025
  6. erikrocketman1
    Sticky

    Prius Prime Regeneration Braking Efficiency Experiment

    erikrocketman1, Jun 1, 2018
    Replies:
    17
    Views:
    26,960
    JimLudden
    JimLudden
    Apr 13, 2026 at 11:28 AM
  7. Normal Threads
  8. fotomoto

    Prime TMS (thermal management system)

    fotomoto, Mar 25, 2016 ... 2
    Replies:
    22
    Views:
    9,019
    Mister MMT
    Mister MMT
    Mar 31, 2016
  9. inferno

    How to fix the prime!

    inferno, Mar 30, 2016 ... 2
    Replies:
    27
    Views:
    5,947
    Tideland Prius
    Tideland Prius
    Apr 1, 2016
  10. ukr2

    Can the Prime be forced out of HV Mode?

    ukr2, Mar 30, 2016
    Replies:
    2
    Views:
    2,733
    usbseawolf2000
    usbseawolf2000
    Apr 1, 2016
  11. NHCLCR

    EV mode and RPM for MG1

    NHCLCR, Apr 7, 2016
    Replies:
    1
    Views:
    1,812
    Darkneece
    Darkneece
    Apr 8, 2016
  12. NHCLCR

    Engine breakin and EV usage

    NHCLCR, Apr 7, 2016
    Replies:
    7
    Views:
    2,396
    drash
    drash
    Apr 17, 2016
  13. vdriver

    Is the plug-in battery the same as the hybrid battery?

    vdriver, Apr 22, 2016
    Replies:
    4
    Views:
    4,765
    Trollbait
    Trollbait
    Apr 23, 2016
  14. iplug

    Prime Battery Layout

    iplug, May 11, 2016 ... 2 3
    Replies:
    48
    Views:
    8,861
    drash
    drash
    May 18, 2016
  15. priusmatty

    What makes plug-in more efficient...

    priusmatty, May 28, 2016 ... 2 3
    Replies:
    57
    Views:
    12,444
    Tideland Prius
    Tideland Prius
    Jun 7, 2016
  16. kiwi

    Anticipating Future Battery Rebuild - I am ready... almost

    kiwi, Jul 4, 2016
    Replies:
    6
    Views:
    2,307
    Trollbait
    Trollbait
    Jul 6, 2016
  17. Yinchiming

    Anyone notice PiP with solar panel won't come to US recently?

    Yinchiming, Jun 29, 2016
    Replies:
    12
    Views:
    2,878
    Tideland Prius
    Tideland Prius
    Jul 17, 2016
  18. DallasGuy

    Prime EV mode in very hot climates

    DallasGuy, Aug 2, 2016
    Replies:
    19
    Views:
    7,320
    Trollbait
    Trollbait
    Aug 3, 2016
  19. Hilux

    a speculation about prime pcu power

    Hilux, Sep 25, 2016
    Replies:
    0
    Views:
    2,024
    Hilux
    Hilux
    Sep 25, 2016
  20. funpilot

    Prius Prime A/C question

    funpilot, Oct 3, 2016
    Replies:
    8
    Views:
    4,764
    JamesBurke
    JamesBurke
    Oct 4, 2016
  21. LithiumMan

    Prime's Traction Battery

    LithiumMan, Oct 5, 2016
    Replies:
    12
    Views:
    7,124
    drash
    drash
    Oct 6, 2016
  22. Boyelectric

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

    Boyelectric, Mar 23, 2016 ... 2 3 4
    Replies:
    67
    Views:
    17,543
    john1701a
    john1701a
    Oct 15, 2016
  23. Pizza Driver

    Hybrid vs EV mode

    Pizza Driver, Oct 17, 2016 ... 2 3 4
    Replies:
    69
    Views:
    17,569
    Trollbait
    Trollbait
    Oct 21, 2016
  24. DonDNH

    The Evolution of Battery Technology - A 5 Part Series

    DonDNH, Oct 27, 2016
    Replies:
    0
    Views:
    1,610
    DonDNH
    DonDNH
    Oct 27, 2016
  25. Tideland Prius

    Additional Data Recording for Prime

    Tideland Prius, Oct 25, 2016
    Replies:
    11
    Views:
    4,720
    huskers
    huskers
    Oct 30, 2016
  26. fotomoto

    Prime Full EV operating parameters

    fotomoto, Oct 25, 2016
    Replies:
    14
    Views:
    3,708
    fotomoto
    fotomoto
    Dec 14, 2016
  27. NonFormulaic

    Where are the rear ducts?

    NonFormulaic, Dec 14, 2016
    Replies:
    2
    Views:
    1,944
    NonFormulaic
    NonFormulaic
    Dec 14, 2016
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