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



Lucas Carter –
Received my 2004 Corolla ECM quickly with free shipping, and it was perfectly programmed—plug-and-play was a breeze. The team kept me updated the whole time, which I really appreciated.
Nicholas Harrison –
The ECM arrived quickly and was truly plug-and-play, saving me a ton compared to dealer prices. Installation went smoothly thanks to their clear communication and fast service.
Connor Hall –
I was really impressed with how quickly this ECM arrived after ordering, which made the repair process a lot less stressful. The unit was already programmed for my 2004 Corolla’s VIN, so it was truly plug-and-play and saved me hours of hassle. Installing it went smoothly without any issues, and the price was a fraction of what the dealer quoted me. Overall, the customer service was very professional and kept me updated throughout, making this experience excellent from start to finish.
Patrick Howard –
I was really impressed with how quickly this ECM arrived after I placed my order. The unit was completely plug-and-play, which made installing it in my 2004 Corolla much easier than I expected. The whole process from purchase to installation went smoothly, and I appreciated the clear communication from the seller throughout. Compared to the hefty price the dealer wanted to charge, this option saved me a significant amount of money without sacrificing quality. Overall, it was a hassle-free experience that got my car running perfectly again in no time.
Diego Rivera –
I purchased the 89661-0Z041 ECM for my 2004 Toyota Corolla, and I’m very impressed with the quality of the unit. It arrived quickly with free shipping, which was a nice bonus. The best part was that it came VIN programmed and ready to install, so I didn’t need to worry about any complex setup. Communication was also great—they kept me updated throughout the process and answered all my questions promptly.