Gen 2 Prius Care, Maintenance and Troubleshooting

How to take care of your 2nd Generation 2004-2009 Prius.

  1. Toyota Prius Service Bulletins - TSBs

    Find Prius Service Bulletins here - new & archived
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    TWOPrius Latest: Recall announcement TODAY 11/14/2012 TWOPrius, Jul 18, 2023
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  1. Sticky Threads
  2. Ultanium
    Sticky

    combination meter repair - DIY

    Ultanium, Jan 20, 2016 ... 20 21 22
    Replies:
    425
    Views:
    506,735
    Dennis Brown
    Dennis Brown
    Jul 23, 2026
  3. uart
    Sticky

    My HV battery replacement experience - Australia.

    uart, Dec 3, 2017 ... 3 4 5
    Replies:
    87
    Views:
    114,813
    dolj
    dolj
    Nov 29, 2025
  4. dailyphotofix
    Sticky

    Transaxle Failure

    dailyphotofix, Feb 26, 2009 ... 11 12 13
    Replies:
    242
    Views:
    404,318
    T1 Terry
    T1 Terry
    Oct 1, 2025
  5. TonyPSchaefer
    Sticky

    Just got your Prius?

    TonyPSchaefer, Jan 5, 2006 ... 2 3 4
    Replies:
    69
    Views:
    187,816
    pasadena_commut
    pasadena_commut
    Sep 21, 2025
  6. popptj2001
    Sticky

    AC issue

    popptj2001, Jul 24, 2017 ... 2 3 4
    Replies:
    73
    Views:
    112,460
    rjparker
    rjparker
    Jun 21, 2025
  7. Patrick Wong
    Sticky

    Common 2G Problems, and What to Do About Them...

    Patrick Wong, Mar 6, 2009 ... 15 16 17
    Replies:
    330
    Views:
    564,867
    dekopac196
    dekopac196
    Jan 25, 2025
  8. bwilson4web
    Sticky

    DRAFT Transaxle Oil Testing Results

    bwilson4web, Oct 13, 2007 ... 2 3 4
    Replies:
    62
    Views:
    163,081
    Tombukt2
    Tombukt2
    Mar 18, 2024
  9. galaxee
    Sticky

    What services you need and what you don't

    galaxee, Feb 22, 2007 ... 47 48 49
    Replies:
    979
    Views:
    1,093,777
    bisco
    bisco
    Sep 15, 2023
  10. Tideland Prius
    Sticky

    Detailing Your Vehicle

    Tideland Prius, Sep 13, 2006 ... 3 4 5
    Replies:
    95
    Views:
    203,509
    Grzldvt
    Grzldvt
    Dec 27, 2022
  11. ScottY
    Sticky

    Transaxle Oil Analysis

    ScottY, Oct 10, 2007 ... 10 11 12
    Replies:
    237
    Views:
    325,742
    Mendel Leisk
    Mendel Leisk
    Sep 15, 2021
  12. 2009Prius
    Sticky

    DIY visual inspection for dummies

    2009Prius, Jan 7, 2010 ... 3 4 5
    Replies:
    92
    Views:
    229,161
    ChapmanF
    ChapmanF
    Apr 4, 2020
  13. mikefocke
    Locked Sticky

    Battery Open Circuit Voltage

    mikefocke, Sep 9, 2017
    Replies:
    0
    Views:
    32,353
    mikefocke
    mikefocke
    Sep 9, 2017
  14. Normal Threads
  15. Danica

    check engine light + soft whirring noise

    Danica, Jul 30, 2026 at 6:22 PM
    Replies:
    10
    Views:
    312
    Danica
    Danica
    Jul 31, 2026 at 11:04 PM
  16. dogChair

    code p3102 and intermittent triangle of DOOM

    dogChair, Jul 3, 2026 ... 2
    Replies:
    22
    Views:
    1,651
    dolj
    dolj
    Jul 31, 2026 at 8:15 AM
  17. 80sguy

    Brake light got me a ticket

    80sguy, Jul 27, 2026 at 4:23 PM
    Replies:
    16
    Views:
    633
    mr_guy_mann
    mr_guy_mann
    Jul 30, 2026 at 12:29 PM
  18. fractaldreamer

    07 P2195 DTC, A/F sensor or something else?

    fractaldreamer, Jul 27, 2026 at 1:25 PM
    Replies:
    2
    Views:
    177
    mr_guy_mann
    mr_guy_mann
    Jul 30, 2026 at 10:26 AM
  19. Aaron Williams

    Brakes making weird noise and lights came on

    Aaron Williams, Jul 28, 2026 at 11:36 AM
    Replies:
    5
    Views:
    227
    rjparker
    rjparker
    Jul 29, 2026 at 1:55 PM
  20. DanaP

    2009 Gen 2 Prius (NHW20) – Red Triangle After Water Intrusion, Corroded Rear Connector, P0AC0/P0AFA

    DanaP, Jul 20, 2026
    Replies:
    14
    Views:
    770
    DanaP
    DanaP
    Jul 28, 2026 at 9:50 PM
  21. Lioninstreet

    ThinkDiag2 question

    Lioninstreet, Jul 23, 2026
    Replies:
    14
    Views:
    691
    Lioninstreet
    Lioninstreet
    Jul 28, 2026 at 8:13 PM
  22. mainestreamrob

    2007 Smart Key Issue

    mainestreamrob, Jul 27, 2026 at 12:05 PM
    Replies:
    9
    Views:
    340
    PriusCamper
    PriusCamper
    Jul 27, 2026 at 7:13 PM
  23. Britprius

    Fitting mobility 12volt AGM battery.

    Britprius, Mar 3, 2013 ... 29 30 31
    Replies:
    613
    Views:
    295,764
    Tombukt2
    Tombukt2
    Jul 27, 2026 at 7:03 PM
  24. vincentnova

    2008 prius p1150 and p1151

    vincentnova, Jul 24, 2026
    Replies:
    4
    Views:
    337
    Tombukt2
    Tombukt2
    Jul 24, 2026
  25. Jack 84

    Orange engine light and orange triangle on due to pulling and replacing under dash fuses

    Jack 84, Jul 23, 2026
    Replies:
    3
    Views:
    307
    Jack 84
    Jack 84
    Jul 24, 2026
  26. Lux

    Intermittent power failure

    Lux, Jul 20, 2026
    Replies:
    4
    Views:
    322
    Lux
    Lux
    Jul 22, 2026
  27. wbtannery

    Red Triangle of Death

    wbtannery, Jul 18, 2026
    Replies:
    6
    Views:
    497
    pasadena_commut
    pasadena_commut
    Jul 22, 2026
  28. blakemcelroy2000

    No Power to right side of engine fuse block

    blakemcelroy2000, Jul 21, 2026
    Replies:
    0
    Views:
    174
    blakemcelroy2000
    blakemcelroy2000
    Jul 21, 2026
  29. Lento47

    How avoid injecting old brake fluid into calipers with piston reseat

    Lento47, Jul 18, 2026
    Replies:
    11
    Views:
    636
    Mendel Leisk
    Mendel Leisk
    Jul 20, 2026
  30. pasadena_commut

    Remove just cup holder on rear of center console?

    pasadena_commut, Jul 18, 2026
    Replies:
    3
    Views:
    368
    pasadena_commut
    pasadena_commut
    Jul 19, 2026
  31. PriusOwner428

    b1620 DTC - how to access right hand side airbag sensor assembly

    PriusOwner428, Jul 15, 2026
    Replies:
    9
    Views:
    702
    PriusOwner428
    PriusOwner428
    Jul 19, 2026
  32. Chicago David

    B1476 AC Compressor Not Working - seeking sage advice

    Chicago David, Jul 5, 2026
    Replies:
    12
    Views:
    1,013
    Tombukt2
    Tombukt2
    Jul 18, 2026
  33. Alill

    The brake, ABS, VSP lights on the dashboard of my 2007 Prius will not go out. M

    Alill, Jul 16, 2026
    Replies:
    3
    Views:
    442
    Alill
    Alill
    Jul 18, 2026
  34. photobrad

    Trouble finding traction battery on Toyota.com

    photobrad, Jul 16, 2026
    Replies:
    5
    Views:
    516
    pasadena_commut
    pasadena_commut
    Jul 18, 2026
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