Description
2004 Nissan 350Z 3.5L ECM / ECU – VIN Programmed | Updated
This Engine Control Module (ECM / ECU) is a genuine OEM replacement for all 2004 Nissan 350Z 3.5L 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



Jack Edwards –
The unit arrived quickly and was completely plug-and-play, saving me a bundle versus dealer prices. Installation was a breeze and their communication made the whole process smooth.
Harrison Morgan –
Got my 2004 Nissan 350Z ECU with VIN programming and it was spot on – plug-and-play with no hassle. Shipping was super fast and affordable too.
Hunter Phillips –
I was really impressed with how quickly this ECM arrived—shipping was surprisingly fast. The unit was completely plug-and-play, making the installation process straightforward and hassle-free. Compared to dealer prices, this option saved me a ton of money, and the professional service made the entire experience smooth from start to finish. Communication was clear and timely, which really put my mind at ease.
Victor Mitchell –
I ordered the ECU for my 2004 Nissan 350Z and was really impressed with the whole process. The unit arrived quickly with free shipping, which was a nice bonus. They provided a plug-and-play setup that made installation straightforward, and my car started right up with no issues. Communication was clear from start to finish, and I felt confident they knew exactly what they were doing.