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




Matthew Graham –
The unit arrived super fast, was a breeze to install, and saved me a ton compared to dealer prices—really impressed with their professional service.
Fast shipping and the ECU was truly plug-and-play, making the whole process smooth and saving me a lot over dealership repairs.
Quick delivery and easy setup—this VIN programmed ECU saved me a bundle versus dealer costs and the communication was spot on.
Shipping was speedy, installation couldn’t have been simpler, and the price blew dealer quotes out of the water.
Got the ECM fast, plugged it right in with zero hassle, and saved a ton versus going through the dealer—highly recommend!
Cole Parker –
Quick shipping and the ECU arrived perfectly programmed for my 2004 350Z—everything worked flawlessly right out of the box.
Marcus Nelson –
I purchased the 23710-CE400 ECM for my 2004 Nissan 350Z, and the whole process was seamless. The unit arrived quickly with free shipping, and it was already VIN programmed, so installation was plug-and-play without any hassle. Their customer service was very responsive and answered all my questions promptly. Overall, the quality of the part and service exceeded my expectations.
Jack Baker –
I needed a replacement ECU for my 2004 Nissan 350Z, and this 23710-CE400 unit was exactly what I was looking for. The best part was the plug-and-play programming—they shipped it VIN programmed, so installation was hassle-free. Shipping was also very reasonable, which was a nice bonus. The whole process was quick, and the unit arrived in perfect condition. My car runs smoothly again, and I’m really happy with the quality and service.