Description
2004 Nissan Frontier 3.3L ECM / ECU – VIN Programmed | Updated
This Engine Control Module (ECM / ECU) is a genuine OEM replacement for all 2004 Nissan Frontier 3.3L 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



Mark Little –
The unit arrived quickly and was truly plug-and-play, saving me a ton compared to dealer prices—installation was hassle-free and the communication was spot-on.
Fast shipping and flawless fit—this ECM was ready to go right out of the box, and the professional service saved me a big dealer bill.
Super fast delivery and easy installation let me get back on the road faster, plus the cost savings over the dealer made this a no-brainer.
Got my ECM quickly and it worked perfectly with zero fuss, plus the great communication and price savings were a huge bonus.
Quick shipping and a direct fit saved me loads compared to dealer costs—installation was smooth and the whole process was handled like a pro.
Matthew Webb –
I was really impressed with how quickly this 2004 Nissan Frontier ECM arrived—shipping was faster than I expected. The unit was perfectly programmed to my VIN and literally plug-and-play, which made installation a breeze. This saved me a ton compared to dealer prices, and the seller was very responsive when I had questions. Overall, a smooth experience from start to finish.
Austin Sanders –
Got the ECU for my 2004 Frontier with VIN programming done professionally—plug-and-play was smooth and hassle-free. Shipping was quick and affordable too!