Mazdaspeed 3 Troubleshooting

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  1. L337TurboZ
    Like x 6

    TROUBLESHOOTING SHEET

    L337TurboZ, Aug 27, 2021
    Replies:
    3
    Views:
    7,585
    Awafrican
    Aug 28, 2021
  2. ExtremeCaliber

    Concerning PCV Issues

    ExtremeCaliber, Oct 20, 2024 at 2:11 AM
    Replies:
    4
    Views:
    86
    ExtremeCaliber
    Oct 20, 2024 at 11:33 PM
  3. StevieWonder711

    Throttle body/rough idle lean issues

    StevieWonder711, Oct 5, 2024
    Replies:
    4
    Views:
    198
    StevieWonder711
    Oct 19, 2024 at 4:59 PM
  4. BoostFever

    P0300 - Rough cold start

    BoostFever, Oct 16, 2024 at 12:50 AM
    Replies:
    6
    Views:
    156
    BoostFever
    Oct 18, 2024 at 3:31 PM
  5. JustJoseph_

    Rod knock

    JustJoseph_, Oct 18, 2024 at 12:58 AM
    Replies:
    2
    Views:
    93
    JustJoseph_
    Oct 18, 2024 at 1:00 PM
  6. Caleb Rosales

    Help low boost and fuel pressure

    Caleb Rosales, Oct 14, 2024
    Replies:
    0
    Views:
    68
    Caleb Rosales
    Oct 14, 2024
  7. Matt Allen

    Car running rich but no CEL lights help

    Matt Allen, Sep 30, 2024
    Replies:
    6
    Views:
    203
    Matt Allen
    Oct 6, 2024
  8. Jaharpe

    Help identifying this!

    Jaharpe, Oct 3, 2024
    Replies:
    3
    Views:
    134
    Easter Bunny
    Oct 4, 2024
  9. bweyant08

    08’ Injector Seals Bad? Plus knock retard.

    bweyant08, Apr 3, 2022
    Replies:
    1
    Views:
    1,343
    stagman
    Oct 1, 2024
  10. Sig32

    MS3 Sparks One Time, Won't Start.

    Sig32, Oct 24, 2021 ... 2
    Replies:
    24
    Views:
    3,266
    Levi Steel
    Sep 29, 2024
  11. andrew_ms3

    Knick in Primary O2 sensor wiring causing erratic AFRs at light acceleration?

    andrew_ms3, May 2, 2017
    Replies:
    15
    Views:
    3,516
    Easter Bunny
    Sep 19, 2024
  12. GCPhotographers

    Throttle Body Harness Read Out

    GCPhotographers, Aug 12, 2024 ... 2 3
    Replies:
    42
    Views:
    1,013
    GCPhotographers
    Sep 17, 2024
  13. Justgregkas

    PCV Excessive

    Justgregkas, Aug 30, 2024
    Replies:
    9
    Views:
    290
    Scaytale
    Sep 15, 2024
  14. John Cadden

    Need help with timing issue

    John Cadden, Sep 13, 2024
    Replies:
    3
    Views:
    139
    Scaytale
    Sep 15, 2024
  15. Tommy

    P0301 and P0300 solution

    Tommy, Dec 20, 2017
    Replies:
    2
    Views:
    5,100
    Scaytale
    Sep 12, 2024
  16. HOFF

    Boost issue and other oddities

    HOFF, Sep 11, 2024
    Replies:
    5
    Views:
    172
    Scaytale
    Sep 12, 2024
  17. Scaytale

    Valve Cover Oil Leak

    Scaytale, Sep 12, 2024
    Replies:
    0
    Views:
    73
    Scaytale
    Sep 12, 2024
  18. Vesta

    CEL with p0172 code, rough idle on cold start, 2013 Speed3

    Vesta, Apr 2, 2024
    Replies:
    1
    Views:
    570
    chris' speed 3
    Sep 6, 2024
  19. David Cucuteanu

    limited/fixed HPFP pressure, misfire, drop in power, and inability to reach high revs smoothly

    David Cucuteanu, Aug 7, 2020
    Replies:
    18
    Views:
    5,437
    DustinDriver
    Sep 4, 2024
  20. Jordan lewis

    HPFP drop at 5k rpms wot (auto tech)

    Jordan lewis, Apr 16, 2020
    Replies:
    16
    Views:
    2,387
    DustinDriver
    Sep 4, 2024
  21. DustinDriver

    Possible fuel issues

    DustinDriver, Dec 2, 2022 ... 2 3
    Replies:
    46
    Views:
    3,010
    DustinDriver
    Sep 3, 2024
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