Gen 2 Prius Technical Discussion

Come discuss the technical ins and outs of the 2nd Generation 2004-2009 Toyota Prius and the Hybrid Synergy Drive System.

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  1. Hello1024

    Is the rear O2 sensor data used for anything?

    Hello1024, Jan 6, 2026
    Replies:
    1
    Views:
    452
    mr_guy_mann
    mr_guy_mann
    Jan 7, 2026
  2. Kzbd

    What headlight bulb do I need?

    Kzbd, Nov 28, 2025 ... 2
    Replies:
    29
    Views:
    2,582
    Kzbd
    Kzbd
    Jan 7, 2026
  3. findlj

    rear defroster fuse location?

    findlj, Feb 23, 2016
    Replies:
    5
    Views:
    12,933
    mr_guy_mann
    mr_guy_mann
    Dec 30, 2025
  4. Rivieraman71

    Corolla to Prius gas tank swap

    Rivieraman71, Mar 3, 2019 ... 11 12 13
    Replies:
    244
    Views:
    84,549
    Tombukt2
    Tombukt2
    Dec 21, 2025
  5. priumium

    Calculated Load Value/algorithm

    priumium, Dec 16, 2025
    Replies:
    8
    Views:
    967
    ChapmanF
    ChapmanF
    Dec 21, 2025
  6. Tombukt2

    actuator replacement

    Tombukt2, Dec 17, 2025
    Replies:
    5
    Views:
    858
    Tombukt2
    Tombukt2
    Dec 20, 2025
  7. crochambeau

    2009 12 volt battery depletion

    crochambeau, Dec 13, 2025
    Replies:
    6
    Views:
    839
    VelvetFoot
    VelvetFoot
    Dec 16, 2025
  8. Kirk05Prius

    2005 Dr. Prius/Hybrid Results. Prolong?

    Kirk05Prius, Mar 19, 2021
    Replies:
    10
    Views:
    4,450
    twc
    twc
    Dec 13, 2025
  9. PaulDH

    100Amp DC/DC Fuse Fusible Link Replacement - 15 Minute Job

    PaulDH, Jan 12, 2021 ... 2 3
    Replies:
    44
    Views:
    33,245
    Gin2win
    Gin2win
    Dec 13, 2025
  10. Tombukt2

    actuator change out

    Tombukt2, Dec 12, 2025
    Replies:
    1
    Views:
    604
    Hayslayer
    Hayslayer
    Dec 12, 2025
  11. Cbakerjones76az

    Catalytic converter

    Cbakerjones76az, Aug 26, 2024
    Replies:
    18
    Views:
    2,659
    priumium
    priumium
    Dec 11, 2025
  12. TheGMann

    Obd2 readers not working

    TheGMann, Jul 26, 2019
    Replies:
    3
    Views:
    2,593
    Brian314
    Brian314
    Dec 10, 2025
  13. Chris corso

    2007 hybrid battery

    Chris corso, Dec 6, 2025
    Replies:
    1
    Views:
    669
    PriusCamper
    PriusCamper
    Dec 7, 2025
  14. andy song

    Auction 2008 prius will not go into Ready.

    andy song, Dec 1, 2025
    Replies:
    5
    Views:
    911
    mr_guy_mann
    mr_guy_mann
    Dec 3, 2025
  15. BillMan

    Lost key, can't get to accessory mode

    BillMan, Dec 2, 2025
    Replies:
    8
    Views:
    853
    Tombukt2
    Tombukt2
    Dec 3, 2025
  16. jimrothstein

    2009 Prius - dash lights but no codes?

    jimrothstein, Nov 18, 2025
    Replies:
    8
    Views:
    1,136
    bisco
    bisco
    Nov 30, 2025
  17. Dxta

    CNG POWERED HYBRID VEHICLE?

    Dxta, Nov 23, 2025
    Replies:
    3
    Views:
    802
    pasadena_commut
    pasadena_commut
    Nov 28, 2025
  18. elec1

    finding electrical shorts and more

    elec1, Feb 20, 2012 ... 2
    Replies:
    26
    Views:
    12,993
    Albalawi
    Albalawi
    Nov 22, 2025
  19. richard203

    Car not starting in key slot

    richard203, Nov 9, 2025
    Replies:
    15
    Views:
    1,346
    Tombukt2
    Tombukt2
    Nov 17, 2025
  20. Tombukt2

    gen 2 with good working key

    Tombukt2, Nov 16, 2025
    Replies:
    4
    Views:
    853
    PriusCamper
    PriusCamper
    Nov 16, 2025
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