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. pasadena_commut

    Burning more oil on highway than around town, why?

    pasadena_commut, Mar 9, 2026
    Replies:
    13
    Views:
    1,152
    ebikeman
    ebikeman
    Mar 16, 2026
  2. pasadena_commut

    Capacitor issues, other than the MFD?

    pasadena_commut, Mar 6, 2026
    Replies:
    9
    Views:
    993
    Tombukt2
    Tombukt2
    Mar 7, 2026
  3. Tony714

    3 way coolant valve noise.

    Tony714, Dec 6, 2020
    Replies:
    17
    Views:
    9,582
    Jotowers
    Jotowers
    Mar 5, 2026
  4. Hello1024

    Key transponder. Chip model?

    Hello1024, May 28, 2024
    Replies:
    13
    Views:
    3,688
    Tombukt2
    Tombukt2
    Mar 4, 2026
  5. andy song

    P0A0D but the interlock is pushed down

    andy song, Feb 18, 2026
    Replies:
    5
    Views:
    910
    mr_guy_mann
    mr_guy_mann
    Feb 24, 2026
  6. Knightrider

    Smart key proximity function help

    Knightrider, Feb 23, 2026
    Replies:
    0
    Views:
    652
    Knightrider
    Knightrider
    Feb 23, 2026
  7. SBP Mike

    P3107 Airbag woes

    SBP Mike, Jan 28, 2022
    Replies:
    7
    Views:
    4,091
    mr_guy_mann
    mr_guy_mann
    Feb 23, 2026
  8. VectorZed

    STRANDED ...---... 2005 Prius dead-in-water, in desert rather...

    VectorZed, Feb 22, 2026
    Replies:
    2
    Views:
    776
    pasadena_commut
    pasadena_commut
    Feb 23, 2026
  9. epoch_time

    Stop rebuilding Prius battery packs with used modules

    epoch_time, Feb 22, 2026
    Replies:
    3
    Views:
    838
    PriusCamper
    PriusCamper
    Feb 22, 2026
  10. Norbie

    Newbie bought a gen 2. What modules to replace?

    Norbie, Feb 6, 2026
    Replies:
    5
    Views:
    987
    pasadena_commut
    pasadena_commut
    Feb 18, 2026
  11. Mark_M

    Regen Braking sounds like helicopter

    Mark_M, Feb 2, 2026 ... 2
    Replies:
    23
    Views:
    2,583
    Mark_M
    Mark_M
    Feb 9, 2026
  12. Hello1024

    Does techstream let you override fuel trims?

    Hello1024, Feb 4, 2026
    Replies:
    3
    Views:
    986
    mr_guy_mann
    mr_guy_mann
    Feb 5, 2026
  13. Judea

    Prius 2007 switches to neutral or park while in motion

    Judea, Jan 27, 2026
    Replies:
    10
    Views:
    1,320
    Judea
    Judea
    Feb 2, 2026
  14. Fletcher

    Hybrid Battery Charger(s) to buy?

    Fletcher, Mar 25, 2025
    Replies:
    13
    Views:
    4,613
    Brad_d
    Brad_d
    Feb 2, 2026
  15. bluecrazymonkey

    Looking for some answers

    bluecrazymonkey, Jan 29, 2026
    Replies:
    12
    Views:
    1,269
    Tombukt2
    Tombukt2
    Jan 31, 2026
  16. andy song

    I spent an hour bleeding the radiator and still the cabin air is cold

    andy song, Jan 27, 2026
    Replies:
    2
    Views:
    939
    pasadena_commut
    pasadena_commut
    Jan 29, 2026
  17. jeremy3s

    Charging traction battery with led driver

    jeremy3s, May 23, 2017
    Replies:
    17
    Views:
    9,094
    dolj
    dolj
    Jan 29, 2026
  18. R-P

    HELP can't get levelingmotor out of headlight

    R-P, Jan 27, 2026
    Replies:
    3
    Views:
    1,003
    R-P
    R-P
    Jan 29, 2026
  19. KARL QUIN

    Code P0038

    KARL QUIN, Mar 20, 2020
    Replies:
    15
    Views:
    13,091
    Marty2go
    Marty2go
    Jan 27, 2026
  20. Hybrid Battery Exchange

    Hybrid battery reconditioning data/results, 2005 Prius

    Hybrid Battery Exchange, Dec 23, 2025
    Replies:
    6
    Views:
    1,658
    priumium
    priumium
    Jan 16, 2026
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