Description
2004 Toyota Tundra 3.4L ECM / ECU – VIN Programmed | Updated
This Engine Control Module (ECM / ECU) is a genuine OEM replacement for all 2004 Toyota Tundra 3.4L 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
Jeremy Lewis –
I was really impressed with how quickly the ECU arrived after placing my order. The unit was perfectly programmed for my 2004 Tundra and installed without any hassle—truly plug-and-play. Compared to the dealership’s quote, this service saved me a significant amount of money. The communication throughout the process was clear and professional, making the whole experience very smooth.
Ethan Watson –
The ECU arrived quickly with free shipping and was already programmed for my 2004 Tundra—plug-and-play made installation a breeze. The seller also answered all my questions promptly, which was a huge help.
Steven Burton –
I was really impressed with how quickly the ECM arrived, especially with free shipping included. The unit was already VIN programmed, so installation was straightforward and hassle-free. The team was also very responsive when I had a couple of questions about compatibility, which made the whole process smooth. Overall, a reliable product and excellent service.
Patrick Evans –
Fast shipping and plug-and-play installation made this ECM swap a breeze, saving me a ton compared to dealer prices. Great communication and quick turnaround too!