Generation 1 Prius Discussion

Interested in the "Classic" Prius? Come in and discuss the Generation 1 Prius (Model Years 1997 - 2003).

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  1. Sticky Threads
  2. 3prongpaul
    Sticky

    Gen1 Prius, make sure you have a backup ignition key!

    3prongpaul, Dec 26, 2017 ... 2
    Replies:
    35
    Views:
    41,638
    jamesprius
    jamesprius
    Oct 1, 2024
  3. DRACO
    Sticky

    How to Change the HV Battery CELL / Module/s on Gen 1 Prius

    DRACO, Jan 12, 2016 ... 2
    Replies:
    29
    Views:
    55,538
    dabard051
    dabard051
    Jun 8, 2024
  4. bwilson4web
    Sticky

    Who should and should NOT buy a 2001-03 Prius

    bwilson4web, Jun 12, 2012 ... 2 3 4
    Replies:
    78
    Views:
    101,100
    ptero
    ptero
    Mar 2, 2024
  5. Markus Reynold
    Sticky

    DIY Gen 1 MG2 Replacement P3125 P3000 P3009 P3191

    Markus Reynold, Jan 5, 2015 ... 2 3
    Replies:
    44
    Views:
    66,679
    kutcht1
    kutcht1
    Jun 2, 2022
  6. Normal Threads
  7. landspeed

    Cold start : cuts out after ~7 seconds. Did this once every few months, but now totally dead.

    landspeed, Mar 17, 2026 at 3:16 AM ... 2
    Replies:
    30
    Views:
    308
    landspeed
    landspeed
    Mar 19, 2026 at 1:52 AM
  8. joegr

    engine can not start Prius Gen1 2003

    joegr, Dec 8, 2025
    Replies:
    2
    Views:
    584
    Victor Siles
    Victor Siles
    Mar 18, 2026 at 2:25 PM
  9. MArcin91t

    Li-ion cells from RAV4 to Prius gen1

    MArcin91t, Feb 27, 2026
    Replies:
    5
    Views:
    304
    landspeed
    landspeed
    Mar 18, 2026 at 6:39 AM
  10. landspeed

    Sudden severe misfire, *much worse* if *any* coil packs are disconnected!?

    landspeed, Mar 10, 2026
    Replies:
    7
    Views:
    204
    landspeed
    landspeed
    Mar 17, 2026 at 2:44 AM
  11. Tryyn

    2002 navi package VERY strange Multi-Display issues

    Tryyn, Feb 27, 2026
    Replies:
    5
    Views:
    332
    ronlewis
    ronlewis
    Mar 11, 2026
  12. ronlewis

    transmission leak

    ronlewis, Mar 10, 2026
    Replies:
    2
    Views:
    113
    ronlewis
    ronlewis
    Mar 10, 2026
  13. ronlewis

    Running a little warm

    ronlewis, Mar 9, 2026
    Replies:
    4
    Views:
    139
    ronlewis
    ronlewis
    Mar 10, 2026
  14. ronlewis

    inverter coolant bleed

    ronlewis, Mar 4, 2026
    Replies:
    9
    Views:
    322
    ronlewis
    ronlewis
    Mar 9, 2026
  15. KitsuneVoss

    Strange misfire situation - 2003 Prius

    KitsuneVoss, Mar 4, 2026
    Replies:
    16
    Views:
    386
    Tombukt2
    Tombukt2
    Mar 5, 2026
  16. anthonyb

    Bleeding inverter coolant nhw11

    anthonyb, Apr 9, 2016
    Replies:
    5
    Views:
    6,670
    ChapmanF
    ChapmanF
    Mar 4, 2026
  17. ronlewis

    ABS light is on

    ronlewis, Feb 27, 2026
    Replies:
    2
    Views:
    223
    ronlewis
    ronlewis
    Feb 28, 2026
  18. ronlewis

    Lost all keys, how can I unlock the steering wheel

    ronlewis, Feb 27, 2026
    Replies:
    1
    Views:
    229
    Tombukt2
    Tombukt2
    Feb 27, 2026
  19. orange4boy

    Anyone in the Vancouver BC Area With Decent Gen1 Modules?

    orange4boy, Feb 3, 2026
    Replies:
    6
    Views:
    572
    Trombone
    Trombone
    Feb 23, 2026
  20. ronlewis

    3030 3115 3125

    ronlewis, Jan 29, 2026
    Replies:
    0
    Views:
    312
    ronlewis
    ronlewis
    Jan 29, 2026
  21. ronlewis

    still got the P0172

    ronlewis, Jan 2, 2026
    Replies:
    10
    Views:
    812
    ronlewis
    ronlewis
    Jan 28, 2026
  22. ronlewis

    random beeching about cat recycling.

    ronlewis, Jan 26, 2026
    Replies:
    2
    Views:
    363
    ronlewis
    ronlewis
    Jan 26, 2026
  23. evilroot

    2003 Gen 1 Dies While Driving

    evilroot, Jun 27, 2025 ... 2
    Replies:
    26
    Views:
    2,679
    Q*bertZ
    Q*bertZ
    Jan 9, 2026
  24. AlsoJakob

    Recharging HV battery after car sat for 2+ years?

    AlsoJakob, Nov 16, 2025
    Replies:
    5
    Views:
    1,055
    dabard051
    dabard051
    Jan 7, 2026
  25. KitsuneVoss

    2003 Prius Aux Battery - Any way to adapt?

    KitsuneVoss, Mar 12, 2025 ... 2
    Replies:
    24
    Views:
    2,907
    Trombone
    Trombone
    Jan 5, 2026
  26. KitsuneVoss

    2003 Prius - Door Locks?

    KitsuneVoss, Jan 5, 2026
    Replies:
    4
    Views:
    510
    Tombukt2
    Tombukt2
    Jan 5, 2026
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