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. Sticky Threads
  2. RedboneCoondhound
    Sticky

    Blown Transmission - No Warranty

    RedboneCoondhound, Sep 26, 2012 ... 2 3
    Replies:
    49
    Views:
    117,631
    Classic Car Guy
    Classic Car Guy
    Feb 25, 2026
  3. mr_guy_mann
    Sticky

    Gen2 OBD2 app review

    mr_guy_mann, Apr 25, 2022 ... 12 13 14
    Replies:
    274
    Views:
    144,197
    priumium
    priumium
    Dec 4, 2025
  4. efusco
    Sticky

    CAN-View Software Updates

    efusco, Feb 9, 2006 ... 13 14 15
    Replies:
    295
    Views:
    294,588
    Ruudh
    Ruudh
    Sep 9, 2016
  5. bwilson4web
    Sticky

    Introduction to Prius Power Flow

    bwilson4web, Mar 5, 2007 ... 2 3
    Replies:
    45
    Views:
    179,258
    proprius
    proprius
    Oct 21, 2015
  6. Normal Threads
  7. Lukieb

    Replaced Brake Actuator - Trouble Bleeding

    Lukieb, Jan 31, 2025
    Replies:
    10
    Views:
    1,975
    Frozen-X
    Frozen-X
    Apr 13, 2026 at 1:10 AM
  8. carstar

    What's standard on the 2009 vs. 2005 Prius?

    carstar, Apr 6, 2026
    Replies:
    5
    Views:
    469
    6079smithw
    6079smithw
    Apr 10, 2026 at 9:38 PM
  9. bluecrazymonkey

    Techron fuel system cleaner

    bluecrazymonkey, Mar 26, 2026
    Replies:
    12
    Views:
    940
    RRxing
    RRxing
    Apr 7, 2026
  10. bluecrazymonkey

    Ratting mechanical noise when going over quick bumps at highish speed

    bluecrazymonkey, Apr 6, 2026
    Replies:
    1
    Views:
    223
    bluecrazymonkey
    bluecrazymonkey
    Apr 6, 2026
  11. jaw444

    Got a Smog Check for DMV, soon after, warning lights came on, front end is near the ground

    jaw444, Apr 4, 2026
    Replies:
    7
    Views:
    474
    pasadena_commut
    pasadena_commut
    Apr 5, 2026
  12. Tombukt2

    fake TPMS sensors how to spot

    Tombukt2, Apr 13, 2025
    Replies:
    8
    Views:
    1,583
    howardc64
    howardc64
    Apr 5, 2026
  13. John Capel

    HID to Halogen/LED Conversion

    John Capel, Jul 18, 2025
    Replies:
    3
    Views:
    1,665
    pasadena_commut
    pasadena_commut
    Apr 4, 2026
  14. amitt

    Need help with deciding on new shocks for gen 2

    amitt, Sep 10, 2025
    Replies:
    16
    Views:
    2,610
    pasadena_commut
    pasadena_commut
    Mar 29, 2026
  15. Tombukt2

    here is Ilco SKS remote will slot

    Tombukt2, Mar 28, 2026
    Replies:
    0
    Views:
    285
    Tombukt2
    Tombukt2
    Mar 28, 2026
  16. iamgroot

    Should i replace or recondition my battery?

    iamgroot, Mar 25, 2026
    Replies:
    4
    Views:
    512
    pasadena_commut
    pasadena_commut
    Mar 26, 2026
  17. Turniptthebeets

    2009 brake actuator

    Turniptthebeets, Mar 21, 2026
    Replies:
    3
    Views:
    469
    Turniptthebeets
    Turniptthebeets
    Mar 24, 2026
  18. StephenJ

    What all vehicles can we use battery cells from?

    StephenJ, Aug 24, 2024 ... 2
    Replies:
    30
    Views:
    6,983
    James Analytic
    James Analytic
    Mar 23, 2026
  19. DR6am

    Random Triangle of Death and P0a4c and P0a4d codes

    DR6am, Aug 12, 2019
    Replies:
    7
    Views:
    13,504
    James Analytic
    James Analytic
    Mar 23, 2026
  20. Mattp

    P0A4C & P0A4D - ICE shut down at about 70 mph

    Mattp, Apr 11, 2021
    Replies:
    12
    Views:
    4,970
    James Analytic
    James Analytic
    Mar 23, 2026
  21. CarTunist

    Which Coolant Sensor?

    CarTunist, Mar 22, 2026
    Replies:
    1
    Views:
    363
    BiomedO1
    BiomedO1
    Mar 23, 2026
  22. jlivingstonsg

    Replace camshaft position sensor ?

    jlivingstonsg, Jul 3, 2023
    Replies:
    7
    Views:
    7,333
    H2Oski17
    H2Oski17
    Mar 22, 2026
  23. ryousideways

    Gen II Prius Individual Battery Module Replacement

    ryousideways, Apr 24, 2013 ... 128 129 130
    Replies:
    2,593
    Views:
    1,837,448
    Phildo
    Phildo
    Mar 21, 2026
  24. punatic

    Full throttle/Brake charging potential damage

    punatic, Mar 20, 2026
    Replies:
    19
    Views:
    965
    punatic
    punatic
    Mar 21, 2026
  25. pasadena_commut

    Burning more oil on highway than around town, why?

    pasadena_commut, Mar 9, 2026
    Replies:
    13
    Views:
    933
    ebikeman
    ebikeman
    Mar 16, 2026
  26. pasadena_commut

    Capacitor issues, other than the MFD?

    pasadena_commut, Mar 6, 2026
    Replies:
    9
    Views:
    812
    Tombukt2
    Tombukt2
    Mar 7, 2026
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