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. TonyPSchaefer
    Sticky

    Just got your Prius?

    TonyPSchaefer, Jan 5, 2006 ... 2 3 4
    Replies:
    68
    Views:
    174,549
    mjwallin
    mjwallin
    Sep 17, 2025 at 2:15 AM
  3. Ultanium
    Sticky

    combination meter repair - DIY

    Ultanium, Jan 20, 2016 ... 19 20 21
    Replies:
    419
    Views:
    431,501
    Eradan
    Eradan
    Sep 2, 2025
  4. popptj2001
    Sticky

    AC issue

    popptj2001, Jul 24, 2017 ... 2 3 4
    Replies:
    73
    Views:
    97,623
    rjparker
    rjparker
    Jun 21, 2025
  5. dailyphotofix
    Sticky

    Transaxle Failure

    dailyphotofix, Feb 26, 2009 ... 10 11 12
    Replies:
    237
    Views:
    367,968
    Car diagnostic donations
    Car diagnostic donations
    May 9, 2025
  6. Patrick Wong
    Sticky

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

    Patrick Wong, Mar 6, 2009 ... 15 16 17
    Replies:
    330
    Views:
    513,100
    dekopac196
    dekopac196
    Jan 25, 2025
  7. uart
    Sticky

    My HV battery replacement experience - Australia.

    uart, Dec 3, 2017 ... 3 4 5
    Replies:
    81
    Views:
    96,676
    Brian1954
    Brian1954
    Dec 2, 2024
  8. bwilson4web
    Sticky

    DRAFT Transaxle Oil Testing Results

    bwilson4web, Oct 13, 2007 ... 2 3 4
    Replies:
    62
    Views:
    151,164
    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:
    976,095
    bisco
    bisco
    Sep 15, 2023
  10. Tideland Prius
    Sticky

    Detailing Your Vehicle

    Tideland Prius, Sep 13, 2006 ... 3 4 5
    Replies:
    95
    Views:
    189,092
    Grzldvt
    Grzldvt
    Dec 27, 2022
  11. ScottY
    Sticky

    Transaxle Oil Analysis

    ScottY, Oct 10, 2007 ... 10 11 12
    Replies:
    237
    Views:
    295,152
    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:
    212,984
    ChapmanF
    ChapmanF
    Apr 4, 2020
  13. mikefocke
    Locked Sticky

    Battery Open Circuit Voltage

    mikefocke, Sep 9, 2017
    Replies:
    0
    Views:
    29,513
    mikefocke
    mikefocke
    Sep 9, 2017
  14. Normal Threads
  15. Michael Cyr

    05' P0a08-264/P0a09-591 head scratcher

    Michael Cyr, Apr 6, 2022
    Replies:
    19
    Views:
    5,130
    ChapmanF
    ChapmanF
    Sep 18, 2025 at 7:11 PM
  16. meyouall

    Easiest & Quickest method for Balancing Hybrid battery

    meyouall, Sep 17, 2025 at 4:48 PM
    Replies:
    4
    Views:
    102
    meyouall
    meyouall
    Sep 18, 2025 at 4:36 PM
  17. PriusOwner428

    2008 won't start after sitting for 2 weeks

    PriusOwner428, Sep 17, 2025 at 8:03 PM
    Replies:
    9
    Views:
    140
    Hayslayer
    Hayslayer
    Sep 18, 2025 at 2:47 PM
  18. Rennie

    Prius Gen 2 stumbling, cold start rattle, running lean? Blistered spark plugs, pinging when hot

    Rennie, Aug 12, 2025
    Replies:
    12
    Views:
    518
    T1 Terry
    T1 Terry
    Sep 18, 2025 at 7:41 AM
  19. PriusOwner428

    Hazard, turn signal, backup camera

    PriusOwner428, Sep 14, 2025 at 10:53 AM
    Replies:
    3
    Views:
    149
    ChapmanF
    ChapmanF
    Sep 18, 2025 at 12:19 AM
  20. TomLaNa

    Lisle Wheel Bearing Tool

    TomLaNa, Sep 22, 2023
    Replies:
    13
    Views:
    1,463
    Tombukt2
    Tombukt2
    Sep 17, 2025 at 7:09 AM
  21. Britprius

    Fitting mobility 12volt AGM battery.

    Britprius, Mar 3, 2013 ... 29 30 31
    Replies:
    600
    Views:
    250,957
    pasadena_commut
    pasadena_commut
    Sep 17, 2025 at 2:17 AM
  22. lpf

    Traction battery to be replaced?

    lpf, Sep 15, 2025 at 5:49 AM
    Replies:
    5
    Views:
    177
    bisco
    bisco
    Sep 16, 2025 at 9:07 PM
  23. fishingtimoteo

    07 Prius Aftermarket CV Axle Clicking & Popping Within 5 Months Of Replacing

    fishingtimoteo, Sep 8, 2025
    Replies:
    7
    Views:
    262
    fishingtimoteo
    fishingtimoteo
    Sep 16, 2025 at 6:55 PM
  24. BryGuy

    Battery fan speed tied to vehicle speed

    BryGuy, Sep 14, 2025 at 9:51 PM
    Replies:
    4
    Views:
    175
    BryGuy
    BryGuy
    Sep 15, 2025 at 9:30 PM
  25. Bunce

    Reliable source for battery modules?

    Bunce, Sep 15, 2025 at 5:26 PM
    Replies:
    1
    Views:
    106
    PriusCamper
    PriusCamper
    Sep 15, 2025 at 6:30 PM
  26. Oranjoose

    AISIN WQT-800 inverter pump failing within a year?

    Oranjoose, Nov 20, 2024
    Replies:
    12
    Views:
    1,257
    pasadena_commut
    pasadena_commut
    Sep 15, 2025 at 12:40 AM
  27. pasadena_commut

    Cleaning fabric, center console, armrests

    pasadena_commut, Sep 8, 2025
    Replies:
    7
    Views:
    272
    Carall
    Carall
    Sep 14, 2025 at 10:37 PM
  28. qbert1

    Acceleration & Slip Light

    qbert1, Sep 14, 2025 at 1:55 PM
    Replies:
    7
    Views:
    162
    qbert1
    qbert1
    Sep 14, 2025 at 9:08 PM
  29. Gutsy

    Turning on and off defrost turns on heater

    Gutsy, Jan 8, 2009 ... 2
    Replies:
    25
    Views:
    9,278
    mr_guy_mann
    mr_guy_mann
    Sep 13, 2025 at 10:54 PM
  30. gmbs

    iPhone charger tip broke off in Prius 2 cigarette lighter

    gmbs, Sep 12, 2025 at 10:05 PM
    Replies:
    11
    Views:
    275
    BiomedO1
    BiomedO1
    Sep 13, 2025 at 4:22 PM
  31. SarcasticFringehead

    Warning sound (continuous scream, not a beep) when reversing

    SarcasticFringehead, Sep 7, 2025 ... 2
    Replies:
    22
    Views:
    703
    bisco
    bisco
    Sep 13, 2025 at 2:35 PM
  32. Keissel1

    Obd2 quit working, need advice

    Keissel1, Sep 10, 2025
    Replies:
    8
    Views:
    262
    Brian1954
    Brian1954
    Sep 13, 2025 at 2:04 PM
  33. Lemonhead228

    Help! Torque converter went bad?

    Lemonhead228, Aug 12, 2025 ... 2
    Replies:
    29
    Views:
    1,464
    ChapmanF
    ChapmanF
    Sep 13, 2025 at 10:22 AM
  34. Truck Greblig

    2005 Prius, replaced coolant flow control valve, reconnected battery. Now have all warning lights on

    Truck Greblig, Sep 12, 2025 at 10:22 PM
    Replies:
    1
    Views:
    124
    dolj
    dolj
    Sep 13, 2025 at 12:42 AM
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