Description
2004 Toyota Corolla 1.8L ECM / ECU – VIN Programmed | Updated
This Engine Control Module (ECM / ECU) is a genuine OEM replacement for all 2004 Toyota Corolla 1.8L models.
Each unit is VIN-programmed, updated, and fully tested.Built to OEM standards for reliability, calibration accuracy, and long-term performance.
Strict Testing & Quality Assurance
This is not a brand-new unit. It is a rebuilt unit that is inspected, refreshed, and fully tested before shipping.
Testing includes communication, CAN-bus, sensor signal, power circuit, flash memory, and reliability checks.
Important Note
If your vehicle does not have an IMMO or PATS system, this unit will be directly plug&play.
If your vehicle has an IMMO or PATS system, it will require a key relearn after installation. You can visit your local locksmith for help.
We also offer a full cloning service. We transfer all security data to the replacement unit, so it will be a plug&play installation.
For all European cars, Hyundai, and Kia vehicles, we recommend adding our cloning service as a bundle.
For American and Japanese cars, we recommend doing a key relearn on-site.
Contact Us
Email: info@fixecm.com
Phone: Local: 647-247-8555 | Toll-Free: 1-800-915-5566



Hunter Campbell –
I ordered the 89661-01120 ECM for my 2004 Toyota Corolla and was impressed by how quickly it arrived. The unit was already VIN programmed, making installation completely plug-and-play with no extra hassle. This saved me a significant amount compared to dealer prices, and the communication with the seller was clear and professional throughout the process. Overall, a smooth experience and a great value.
Jeremy Morris –
I bought the 89661-01120 ECM for my 2004 Toyota Corolla, and I’m really impressed with how smoothly the whole process went. The unit arrived quickly with free shipping, which was a nice bonus. What stood out most was the plug-and-play setup—they programmed it to my VIN beforehand, so installation was hassle-free. The car fired up immediately, and I noticed improved performance right away. Overall, excellent quality and service that made me feel confident about my purchase.
Russell Gonzalez –
Shipping was super fast and the ECU was completely plug-and-play. Saved me a ton compared to the dealer and installation went without a hitch.
Daniel Baker –
Excellent quality ECU for my 2004 Corolla, came with professional VIN programming and arrived quickly with free shipping. Communication was spot on throughout the process.
Jose Turner –
The ECM arrived quickly and was exactly as described for my 2004 Toyota Corolla. The plug-and-play programming saved me a lot of hassle since it was already VIN programmed, which made installation straightforward. Shipping was very reasonable, and the team kept me informed throughout the process. Overall, a smooth experience with a high-quality part.