Honda Civic PCM | Honda Civic ECM | Honda Civic ECU

Explore our extensive selection of Honda Civic Engine Control Units (ECU), a vital collection prized for its reliability and performance. Also referred to as the ECM or PCM, these units are the 'brain' of your vehicle, overseeing and controlling a myriad of functions. Whether you're looking for an OEM replacement or require a repair service for your existing module, we have you covered. Our team of experts not only provides exceptional programmed modules tailored to your Honda Civic but also offers a comprehensive repair service to breathe new life into your existing unit. Trust in our decade-long experience to ensure your engine control module operates at its peak level.

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  1. 1994 Honda Civic ECU | ECM | PCM | 1.6L | Programmed Plug&Play
    $549.00
    Merchant Return Policy
    Juan - by , Thursday
    3.3/ 5stars 1star
    excellent seller to work with, excellent packing and thank you for the super fast delivery.Flagship One, Inc
    https://www.fs1inc.com/media/product/image/honda/honda_hd_17_hd_22/honda_pcm_ecm_hd17_hd22_1_1.jpgGL-15354
    $679.99
    Merchant Return Policy
  2. 1995 Honda Civic ECU | ECM | PCM | 1.6L | Programmed Plug&Play
    $549.00
    Merchant Return Policy
    Pedro - by , Thursday
    3.3/ 5stars 1star
    plugged and played just as promised thanksFlagship One, Inc
    https://www.fs1inc.com/media/product/image/honda/honda_hd_17_hd_22/honda_pcm_ecm_hd17_hd22_1_1.jpgGL-15355
    $679.99
    Merchant Return Policy
  3. 37820-PM5-A09 | 1990 Honda Civic 1.5L ECM Engine Computer PCM ECU Programmed Plug&Play
    $274.00
    Merchant Return Policy
    Pedro - by , Tuesday
    3.3/ 5stars 1star
    excellent seller to work with, excellent packing and thank you for the super fast delivery.Flagship One, Inc
    https://www.fs1inc.com/media/product/image/honda/honda_hd_10/honda_pcm_ecm_hd_10_1_1.jpg37820-PM5-A09
    $338.99
    Merchant Return Policy
  4. 37820-PM5-A30 | 1990 Honda Civic 1.5L ECM Engine Computer PCM ECU Programmed Plug&Play
    $274.00
    Merchant Return Policy
    Harry - by , Tuesday
    3.3/ 5stars 1star
    plugged and played just as promised thanksFlagship One, Inc
    https://www.fs1inc.com/media/product/image/honda/honda_hd_10/honda_pcm_ecm_hd_10_1_1.jpg37820-PM5-A30
    $338.99
    Merchant Return Policy
  5. 37820-PM5-A59 | 1990 Honda Civic 1.5L ECM Engine Computer PCM ECU Programmed Plug&Play
    $274.00
    Merchant Return Policy
    Luis - by , Tuesday
    3.3/ 5stars 1star
    Great product. A pleasure to do business with.Flagship One, Inc
    https://www.fs1inc.com/media/product/image/honda/honda_hd_10/honda_pcm_ecm_hd_10_1_1.jpg37820-PM5-A59
    $338.99
    Merchant Return Policy
  6. 37820-PM5-A80 | 1990 Honda Civic 1.5L ECM Engine Computer PCM ECU Programmed Plug&Play
    $274.00
    Merchant Return Policy
    Ari - by , Tuesday
    3.3/ 5stars 1star
    Thank you for an easy and pleasant transaction. Product arrived as expected.Flagship One, Inc
    https://www.fs1inc.com/media/product/image/honda/honda_hd_10/honda_pcm_ecm_hd_10_1_1.jpg37820-PM5-A80
    $338.99
    Merchant Return Policy
  7. 37820-PM5-L30 | 1990 Honda Civic 1.5L ECM Engine Computer PCM ECU Programmed Plug&Play
    $274.00
    Merchant Return Policy
    Juan - by , Tuesday
    3.3/ 5stars 1star
    Great Service fast delivery Worked perfect. Plug&Play.Thanks.Flagship One, Inc
    https://www.fs1inc.com/media/product/image/honda/honda_hd_10/honda_pcm_ecm_hd_10_1_1.jpg37820-PM5-L30
    $338.99
    Merchant Return Policy
  8. 37820-PM5-L80 | 1990 Honda Civic 1.5L ECM Engine Computer PCM ECU Programmed Plug&Play
    $274.00
    Merchant Return Policy
    Willams - by , Tuesday
    3.3/ 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/honda/honda_hd_10/honda_pcm_ecm_hd_10_1_1.jpg37820-PM5-L80
    $338.99
    Merchant Return Policy
  9. 37820-PM5-M10 | 1990 Honda Civic 1.5L ECM Engine Computer PCM ECU Programmed Plug&Play
    $274.00
    Merchant Return Policy
    Juan - by , Tuesday
    3.3/ 5stars 1star
    The computer works perfectly. We are so happy!!Flagship One, Inc
    https://www.fs1inc.com/media/product/image/honda/honda_hd_10/honda_pcm_ecm_hd_10_1_1.jpg37820-PM5-M10
    $338.99
    Merchant Return Policy
  10. 37820-PM9-A00 | 1990 Honda Civic 1.5L ECM Engine Computer PCM ECU Programmed Plug&Play
    $274.00
    Merchant Return Policy
    Harry - by , Tuesday
    3.3/ 5stars 1star
    Great Service fast delivery Worked perfect. Plug&Play.Thanks.Flagship One, Inc
    https://www.fs1inc.com/media/product/image/honda/honda_hd_10/honda_pcm_ecm_hd_10_1_1.jpg37820-PM9-A00
    $338.99
    Merchant Return Policy
  11. 37820-PM9-A01 | 1990 Honda Civic 1.5L ECM Engine Computer PCM ECU Programmed Plug&Play
    $274.00
    Merchant Return Policy
    Willams - by , Tuesday
    3.3/ 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/honda/honda_hd_10/honda_pcm_ecm_hd_10_1_1.jpg37820-PM9-A01
    $338.99
    Merchant Return Policy
  12. 37820-PM9-L10 | 1990 Honda Civic 1.5L ECM Engine Computer PCM ECU Programmed Plug&Play
    $274.00
    Merchant Return Policy
    Juan - by , Tuesday
    3.3/ 5stars 1star
    Fast shipping great product thank youFlagship One, Inc
    https://www.fs1inc.com/media/product/image/honda/honda_hd_10/honda_pcm_ecm_hd_10_1_1.jpg37820-PM9-L10
    $338.99
    Merchant Return Policy
  13. 37820-PM9-L11 | 1990 Honda Civic 1.5L ECM Engine Computer PCM ECU Programmed Plug&Play
    $274.00
    Merchant Return Policy
    Harry - by , Tuesday
    3.3/ 5stars 1star
    The computer works perfectly. We are so happy!!Flagship One, Inc
    https://www.fs1inc.com/media/product/image/honda/honda_hd_10/honda_pcm_ecm_hd_10_1_1.jpg37820-PM9-L11
    $338.99
    Merchant Return Policy
  14. 37820-PM9-M00 | 1990 Honda Civic 1.5L ECM Engine Computer PCM ECU Programmed Plug&Play
    $274.00
    Merchant Return Policy
    Pedro - by , Tuesday
    3.3/ 5stars 1star
    it's good quality. fast shipping my car sounds great now.Flagship One, Inc
    https://www.fs1inc.com/media/product/image/honda/honda_hd_10/honda_pcm_ecm_hd_10_1_1.jpg37820-PM9-M00
    $338.99
    Merchant Return Policy
  15. 37820-PM5-M00 | 1990 Honda Civic 1.5L ECM Engine Computer PCM ECU Programmed Plug&Play
    $343.00
    Merchant Return Policy
    Pedro - by , Tuesday
    3.3/ 5stars 1star
    Fast shipping great product thank youFlagship One, Inc
    https://www.fs1inc.com/media/product/image/honda/honda_hd_10/honda_pcm_ecm_hd_10_1_1.jpg37820-PM5-M00
    $425.99
    Merchant Return Policy
  16. 37820-PM6-A09 | 1990 Honda Civic 1.6L ECM Engine Computer PCM ECU Programmed Plug&Play
    $274.00
    Merchant Return Policy
    Pedro - by , Tuesday
    3.3/ 5stars 1star
    it's good quality. fast shipping my car sounds great now.Flagship One, Inc
    https://www.fs1inc.com/media/product/image/honda/honda_hd_10/honda_pcm_ecm_hd_10_1_1.jpg37820-PM6-A09
    $338.99
    Merchant Return Policy
  17. 37820-PM6-A60 | 1990 Honda Civic 1.6L ECM Engine Computer PCM ECU Programmed Plug&Play
    $274.00
    Merchant Return Policy
    Pedro - by , Tuesday
    3.3/ 5stars 1star
    excellent seller to work with, excellent packing and thank you for the super fast delivery.Flagship One, Inc
    https://www.fs1inc.com/media/product/image/honda/honda_hd_10/honda_pcm_ecm_hd_10_1_1.jpg37820-PM6-A60
    $338.99
    Merchant Return Policy
  18. 37820-PM6-L18 | 1990 Honda Civic 1.6L ECM Engine Computer PCM ECU Programmed Plug&Play
    $274.00
    Merchant Return Policy
    Juan - by , Tuesday
    3.3/ 5stars 1star
    Great product. A pleasure to do business with.Flagship One, Inc
    https://www.fs1inc.com/media/product/image/honda/honda_hd_10/honda_pcm_ecm_hd_10_1_1.jpg37820-PM6-L18
    $338.99
    Merchant Return Policy
  19. 37820-PM6-L60 | 1990 Honda Civic 1.6L ECM Engine Computer PCM ECU Programmed Plug&Play
    $274.00
    Merchant Return Policy
    Rated 3.3/5 based on 3044 customer reviews
    Juan - by , Tuesday
    3.3/ 5stars 1star
    Thank you for an easy and pleasant transaction. Product arrived as expected.Flagship One, Inc
    Hondahttps://www.fs1inc.com/media/product/image/honda/honda_hd_10/honda_pcm_ecm_hd_10_1_1.jpg37820-PM6-L60
    $338.99
    Merchant Return Policy
  20. 37820-PS9-A50 | 1990 Honda Civic 1.6L ECM Engine Computer PCM ECU Programmed Plug&Play
    $274.00
    Merchant Return Policy
    Willams - by , Tuesday
    3.3/ 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/honda/honda_hd_10/honda_pcm_ecm_hd_10_1_1.jpg37820-PS9-A50
    $338.99
    Merchant Return Policy
  21. 37820-PS9-L50 | 1990 Honda Civic 1.6L ECM Engine Computer PCM ECU Programmed Plug&Play
    $274.00
    Merchant Return Policy
    Juan - by , Tuesday
    3.3/ 5stars 1star
    excellent seller to work with, excellent packing and thank you for the super fast delivery.Flagship One, Inc
    https://www.fs1inc.com/media/product/image/honda/honda_hd_10/honda_pcm_ecm_hd_10_1_1.jpg37820-PS9-L50
    $338.99
    Merchant Return Policy
  22. 37820-PM6-L09 | 1990 Honda Civic 1.6L ECM Engine Computer PCM ECU Programmed Plug&Play
    $296.00
    Merchant Return Policy
    Willams - by , Tuesday
    3.3/ 5stars 1star
    plugged and played just as promised thanksFlagship One, Inc
    https://www.fs1inc.com/media/product/image/honda/honda_hd_10/honda_pcm_ecm_hd_10_1_1.jpg37820-PM6-L09
    $365.99
    Merchant Return Policy
  23. 37820-PM6-A18 | 1990 Honda Civic 1.6L ECM Engine Computer PCM ECU Programmed Plug&Play
    $410.00
    Merchant Return Policy
    Ari - by , Tuesday
    3.3/ 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/honda/honda_hd_10/honda_pcm_ecm_hd_10_1_1.jpg37820-PM6-A18
    $506.99
    Merchant Return Policy
  24. 37820-PM5-A09 | 1991 Honda Civic 1.5L ECM Engine Computer PCM ECU Programmed Plug&Play
    $274.00
    Merchant Return Policy
    Ari - by , Tuesday
    3.3/ 5stars 1star
    plugged and played just as promised thanksFlagship One, Inc
    https://www.fs1inc.com/media/product/image/honda/honda_hd_10/honda_pcm_ecm_hd_10_1_1.jpg37820-PM5-A09
    $338.99
    Merchant Return Policy
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Honda Civic Engine Computers

If your Honda Civic isn't running as it should, a new Engine Computer may be just what you need. Flagship One has a wide selection of Engine Computers specifically designed for your Honda Civic, so you're sure to find the perfect one for your needs. Using the right Powertrain Control Module ensures that your Honda Civic runs smoothly and produces fewer emissions. Here are 8 frequently asked questions and answers to help you understand the importance of this automobile component.

1. What does an Engine Computer do?

An Engine Computer, or Powertrain Control Module (PCM), is responsible for regulating the performance of your Honda Civic's engine. It monitors and controls many different aspects of engine function, including fuel delivery, ignition timing, and emissions.

2. Why is it important to use the correct engine computer?

Using the wrong engine computer can lead to decreased performance, poor fuel economy, and even damage to your Honda Civic's engine. The PCM is specifically calibrated for your vehicle's engine and components, so it is essential to use the correct one to ensure optimal performance..

3. Can you get any year computer for your Honda Civic?

Honda installs a new engine computer in each car model every year. The computer is designed to take information from sensors that are unique to each year and model of Honda Civic. If you buy and install a computer for a different year, it may not work as well or may cause costly malfunctions. Luckily, engine computers for many years & models of Honda Civic are readily availble from Flagship One.

4. How will a new engine computer improve the performance of my Honda Civic?

If you install a new control unit in your Honda Civic, you can expect a variety of improvements. This can include better fuel delivery and ignition timing, resulting in higher gas efficiency. Additionally, a new Honda Civic PCM can help decrease emissions, making your vehicle compliant with environmental regulations.

5. What are some symptoms of a powertrain control module malfunction?

There are many symptoms of a faulty pcm, including poor fuel economy, the check engine light comes on, decreased performance, the engine stalls or misfires, rough idling, and increased emissions. If you experience any of these problems, it's likely that your engine computer needs to be replaced.

6. Is an ECU and PCM the same thing?

PCM (Powertrain Control Module) - The PCM manages both the engine and transmission. It ensures that both the engine and transmission are working correctly.

ECU (Engine Control Unit) / ECM (Engine Control Module) - The control unit manages the engine only. It oversees all of the sensors, actuators, fuel injection, and ignition associated with the engine.

7. What is a programmed ECM?

A programmed ECM is an engine computer that has been pre-loaded with the specific calibration for your Honda Civic. This can save you time and money, as you won't have to take your Honda to a dealership or mechanic to have the computer flashed (a process of programming the computer to match your Honda's engine). Flagship One offers pre-programmed engine control modules for a wide variety of Honda vehicles, including some units that are plug&play.

8. Are the Vehicle Identification Number (VIN) and ECM related?

The VIN on your Civic is related to the specific ECM that your car needs. Honda will not release an engine computer without checking the VIN compatibility. The Engine Computers from Flagship One are all programmed to your Civic's year and model, so you don't have to worry about finding the correct electronic control module. Simply enter your VIN when ordering, and we'll do the rest. We also offer PCM repair for select models.