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Mazda PCM | Mazda ECM | Mazda ECU

Explore our extensive selection of Mazda PCM, tailored to ensure optimal performance and efficiency for your vehicle. Also known as Engine Control Modules (ECM) or Engine Control Units (ECU), these PCMs are designed with precision and programmed specifically for Mazda models. Our modules not only enhance the overall performance of your vehicle but also ensure the longevity of its engine. If you're experiencing issues with your current PCM, we also offer top-notch repair services. With over a decade in the business, we bring forth our expertise in ECM programming and repairs, ensuring your Mazda runs smoothly and efficiently.

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Recommended
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Items 2689-2712
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  1. L3S2-18-881F | 2005 Mazda 3 2.3L ECM Engine Computer PCM ECU Programmed Updated
    $202.00
    Merchant Return Policy
    Ari - by , Wednesday
    4.4/ 5stars 1star
    plugged and played just as promised thanksFlagship One, Inc
    https://www.fs1inc.com/media/product/image/mazda/mazda_mzf01/mazda_pcm_ecm_mzf01_1.jpgL3S2-18-881F
    $249.99
    Merchant Return Policy
  2. LJZ9-18-881B | 2005 Mazda 3 2.3L ECM Engine Computer PCM ECU Programmed Updated
    $202.00
    Merchant Return Policy
    Luis - by , Wednesday
    4.4/ 5stars 1star
    Thank you for an easy and pleasant transaction. Product arrived as expected.Flagship One, Inc
    https://www.fs1inc.com/media/product/image/mazda/mazda_mzf01/mazda_pcm_ecm_mzf01_1.jpgLJZ9-18-881B
    $249.99
    Merchant Return Policy
  3. L374-18-881B | 2005 Mazda 3 2.3L ECM Engine Computer PCM ECU Programmed Updated
    $202.00
    Merchant Return Policy
    Willams - by , Wednesday
    4.4/ 5stars 1star
    works great, so far so good completed drive cycles and no pending codes . A+ seller buy with confedence. I definitely will again.Flagship One, Inc
    https://www.fs1inc.com/media/product/image/mazda/mazda_mzf01/mazda_pcm_ecm_mzf01_1.jpgL374-18-881B
    $249.99
    Merchant Return Policy
  4. L374-18-881C | 2005 Mazda 3 2.3L ECM Engine Computer PCM ECU Programmed Updated
    $202.00
    Merchant Return Policy
    Ari - by , Wednesday
    4.4/ 5stars 1star
    The computer works perfectly. We are so happy!!Flagship One, Inc
    https://www.fs1inc.com/media/product/image/mazda/mazda_mzf01/mazda_pcm_ecm_mzf01_1.jpgL374-18-881C
    $249.99
    Merchant Return Policy
  5. L374-18-881D | 2005 Mazda 3 2.3L ECM Engine Computer PCM ECU Programmed Updated
    $202.00
    Merchant Return Policy
    Pedro - by , Wednesday
    4.4/ 5stars 1star
    PCM ARRIVED SAME AS FACTORY PART NUMBER AND IT WAS ALREADY PROGRAMMED TO VEHICLE. EASY PROCESS. GOOD COMMUNICATION. NO ISSUES.Flagship One, Inc
    https://www.fs1inc.com/media/product/image/mazda/mazda_mzf01/mazda_pcm_ecm_mzf01_1.jpgL374-18-881D
    $249.99
    Merchant Return Policy
  6. L374-18-881E | 2005 Mazda 3 2.3L ECM Engine Computer PCM ECU Programmed Updated
    $202.00
    Merchant Return Policy
    Luis - by , Wednesday
    4.4/ 5stars 1star
    plugged and played just as promised thanksFlagship One, Inc
    https://www.fs1inc.com/media/product/image/mazda/mazda_mzf01/mazda_pcm_ecm_mzf01_1.jpgL374-18-881E
    $249.99
    Merchant Return Policy
  7. L3S3-18-881A | 2005 Mazda 3 2.3L ECM Engine Computer PCM ECU Programmed Updated
    $202.00
    Merchant Return Policy
    Ari - by , Wednesday
    4.4/ 5stars 1star
    Thank you for an easy and pleasant transaction. Product arrived as expected.Flagship One, Inc
    https://www.fs1inc.com/media/product/image/mazda/mazda_mzf01/mazda_pcm_ecm_mzf01_1.jpgL3S3-18-881A
    $249.99
    Merchant Return Policy
  8. L3S3-18-881B | 2005 Mazda 3 2.3L ECM Engine Computer PCM ECU Programmed Updated
    $202.00
    Merchant Return Policy
    Willams - by , Wednesday
    4.4/ 5stars 1star
    works great, so far so good completed drive cycles and no pending codes . A+ seller buy with confedence. I definitely will again.Flagship One, Inc
    https://www.fs1inc.com/media/product/image/mazda/mazda_mzf01/mazda_pcm_ecm_mzf01_1.jpgL3S3-18-881B
    $249.99
    Merchant Return Policy
  9. L3S3-18-881D | 2005 Mazda 3 2.3L ECM Engine Computer PCM ECU Programmed Updated
    $202.00
    Merchant Return Policy
    Juan - by , Wednesday
    4.4/ 5stars 1star
    The computer works perfectly. We are so happy!!Flagship One, Inc
    https://www.fs1inc.com/media/product/image/mazda/mazda_mzf01/mazda_pcm_ecm_mzf01_1.jpgL3S3-18-881D
    $249.99
    Merchant Return Policy
  10. L3S3-18-881G | 2005 Mazda 3 2.3L ECM Engine Computer PCM ECU Programmed Updated
    $202.00
    Merchant Return Policy
    Willams - by , Wednesday
    4.4/ 5stars 1star
    PCM ARRIVED SAME AS FACTORY PART NUMBER AND IT WAS ALREADY PROGRAMMED TO VEHICLE. EASY PROCESS. GOOD COMMUNICATION. NO ISSUES.Flagship One, Inc
    https://www.fs1inc.com/media/product/image/mazda/mazda_mzf01/mazda_pcm_ecm_mzf01_1.jpgL3S3-18-881G
    $249.99
    Merchant Return Policy
  11. L3A1-18-881A | 2005 Mazda 3 2.3L ECM Engine Computer PCM ECU Programmed Updated
    $202.00
    Merchant Return Policy
    Pedro - by , Wednesday
    4.4/ 5stars 1star
    plugged and played just as promised thanksFlagship One, Inc
    https://www.fs1inc.com/media/product/image/mazda/mazda_mzf01/mazda_pcm_ecm_mzf01_1.jpgL3A1-18-881A
    $249.99
    Merchant Return Policy
  12. L3A1-18-881B | 2005 Mazda 3 2.3L ECM Engine Computer PCM ECU Programmed Updated
    $202.00
    Merchant Return Policy
    Pedro - by , Wednesday
    4.4/ 5stars 1star
    Thank you for an easy and pleasant transaction. Product arrived as expected.Flagship One, Inc
    https://www.fs1inc.com/media/product/image/mazda/mazda_mzf01/mazda_pcm_ecm_mzf01_1.jpgL3A1-18-881B
    $249.99
    Merchant Return Policy
  13. L3A1-18-881C | 2005 Mazda 3 2.3L ECM Engine Computer PCM ECU Programmed Updated
    $202.00
    Merchant Return Policy
    Luis - by , Wednesday
    4.4/ 5stars 1star
    works great, so far so good completed drive cycles and no pending codes . A+ seller buy with confedence. I definitely will again.Flagship One, Inc
    https://www.fs1inc.com/media/product/image/mazda/mazda_mzf01/mazda_pcm_ecm_mzf01_1.jpgL3A1-18-881C
    $249.99
    Merchant Return Policy
  14. L3A1-18-881D | 2005 Mazda 3 2.3L ECM Engine Computer PCM ECU Programmed Updated
    $202.00
    Merchant Return Policy
    Ari - by , Wednesday
    4.4/ 5stars 1star
    The computer works perfectly. We are so happy!!Flagship One, Inc
    https://www.fs1inc.com/media/product/image/mazda/mazda_mzf01/mazda_pcm_ecm_mzf01_1.jpgL3A1-18-881D
    $249.99
    Merchant Return Policy
  15. L3S7-18-881A | 2005 Mazda 3 2.3L ECM Engine Computer PCM ECU Programmed Updated
    $202.00
    Merchant Return Policy
    Rated 4.4/5 based on 2459 customer reviews
    Willams - by , Wednesday
    4.4/ 5stars 1star
    PCM ARRIVED SAME AS FACTORY PART NUMBER AND IT WAS ALREADY PROGRAMMED TO VEHICLE. EASY PROCESS. GOOD COMMUNICATION. NO ISSUES.Flagship One, Inc
    Mazdahttps://www.fs1inc.com/media/product/image/mazda/mazda_mzf01/mazda_pcm_ecm_mzf01_1.jpgL3S7-18-881A
    $249.99
    Merchant Return Policy
  16. L3S7-18-881B | 2005 Mazda 3 2.3L ECM Engine Computer PCM ECU Programmed Updated
    $202.00
    Merchant Return Policy
    Luis - by , Wednesday
    4.4/ 5stars 1star
    plugged and played just as promised thanksFlagship One, Inc
    https://www.fs1inc.com/media/product/image/mazda/mazda_mzf01/mazda_pcm_ecm_mzf01_1.jpgL3S7-18-881B
    $249.99
    Merchant Return Policy
  17. L3S7-18-881F | 2005 Mazda 3 2.3L ECM Engine Computer PCM ECU Programmed Updated
    $202.00
    Merchant Return Policy
    Pedro - by , Wednesday
    4.4/ 5stars 1star
    Thank you for an easy and pleasant transaction. Product arrived as expected.Flagship One, Inc
    https://www.fs1inc.com/media/product/image/mazda/mazda_mzf01/mazda_pcm_ecm_mzf01_1.jpgL3S7-18-881F
    $249.99
    Merchant Return Policy
  18. L3A2-18-881A | 2005 Mazda 3 2.3L ECM Engine Computer PCM ECU Programmed Updated
    $202.00
    Merchant Return Policy
    Juan - by , Wednesday
    4.4/ 5stars 1star
    works great, so far so good completed drive cycles and no pending codes . A+ seller buy with confedence. I definitely will again.Flagship One, Inc
    https://www.fs1inc.com/media/product/image/mazda/mazda_mzf01/mazda_pcm_ecm_mzf01_1.jpgL3A2-18-881A
    $249.99
    Merchant Return Policy
  19. L3A2-18-881B | 2005 Mazda 3 2.3L ECM Engine Computer PCM ECU Programmed Updated
    $202.00
    Merchant Return Policy
    Luis - by , Wednesday
    4.4/ 5stars 1star
    The computer works perfectly. We are so happy!!Flagship One, Inc
    https://www.fs1inc.com/media/product/image/mazda/mazda_mzf01/mazda_pcm_ecm_mzf01_1.jpgL3A2-18-881B
    $249.99
    Merchant Return Policy
  20. L3A2-18-881C | 2005 Mazda 3 2.3L ECM Engine Computer PCM ECU Programmed Updated
    $202.00
    Merchant Return Policy
    Ari - by , Wednesday
    4.4/ 5stars 1star
    PCM ARRIVED SAME AS FACTORY PART NUMBER AND IT WAS ALREADY PROGRAMMED TO VEHICLE. EASY PROCESS. GOOD COMMUNICATION. NO ISSUES.Flagship One, Inc
    https://www.fs1inc.com/media/product/image/mazda/mazda_mzf01/mazda_pcm_ecm_mzf01_1.jpgL3A2-18-881C
    $249.99
    Merchant Return Policy
  21. L3S8-18-881A | 2005 Mazda 3 2.3L ECM Engine Computer PCM ECU Programmed Updated
    $202.00
    Merchant Return Policy
    Juan - by , Wednesday
    4.4/ 5stars 1star
    plugged and played just as promised thanksFlagship One, Inc
    https://www.fs1inc.com/media/product/image/mazda/mazda_mzf01/mazda_pcm_ecm_mzf01_1.jpgL3S8-18-881A
    $249.99
    Merchant Return Policy
  22. L3S8-18-881B | 2005 Mazda 3 2.3L ECM Engine Computer PCM ECU Programmed Updated
    $202.00
    Merchant Return Policy
    Luis - by , Wednesday
    4.4/ 5stars 1star
    Thank you for an easy and pleasant transaction. Product arrived as expected.Flagship One, Inc
    https://www.fs1inc.com/media/product/image/mazda/mazda_mzf01/mazda_pcm_ecm_mzf01_1.jpgL3S8-18-881B
    $249.99
    Merchant Return Policy
  23. L3S8-18-881G | 2005 Mazda 3 2.3L ECM Engine Computer PCM ECU Programmed Updated
    $202.00
    Merchant Return Policy
    Pedro - by , Wednesday
    4.4/ 5stars 1star
    works great, so far so good completed drive cycles and no pending codes . A+ seller buy with confedence. I definitely will again.Flagship One, Inc
    https://www.fs1inc.com/media/product/image/mazda/mazda_mzf01/mazda_pcm_ecm_mzf01_1.jpgL3S8-18-881G
    $249.99
    Merchant Return Policy
  24. L373-18-881E | 2005 Mazda 3 2.3L PCM Engine Computer ECM ECU Programmed & Updated
    $251.00
    Merchant Return Policy
    Pedro - by , Wednesday
    4.4/ 5stars 1star
    The computer works perfectly. We are so happy!!Flagship One, Inc
    https://www.fs1inc.com/media/product/image/mazda/mazda_mzf01/mazda_pcm_ecm_mzf01_1.jpgL373-18-881E
    $311.99
    Merchant Return Policy
Recommended
Part Number
Set Descending Direction
Items 2689-2712
Page

All Mazda PCM (Powertrain Control Module), Mazda ECM (Engine Control Module) & Mazda ECU (Electronic Control Unit) from Flagship One, Inc. are precisely programmed and flashed to meet your vehicle's specific requirements.

Our Mazda PCM, Mazda ECM and Mazda ECU units that are labeled plug & play will not require any additional programming.

Here is a list of all of the Mazda PCM, Mazda ECM and Mazda Control Modules that we have in stock and are ready to ship