Description
2004 Nissan Sentra 2.5L ECM / ECU – VIN Programmed | Updated
This Engine Control Module (ECM / ECU) is a genuine OEM replacement for all 2004 Nissan Sentra 2.5L 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




Dominic Collins –
Fast shipping and the programming was spot on—my Sentra runs like new again!
Marcus Barrett –
I had trouble starting my 2004 Nissan Sentra, so I ordered this VIN programmed ECM from the site. The whole process was smooth, and I appreciated that they offered free shipping—it arrived sooner than I expected. Installation was straightforward since it came ready to plug and play, which saved me a lot of hassle. Their team also answered my questions quickly when I reached out about compatibility. After swapping the unit, my car runs perfectly again, and I’m really pleased with the quality of the part.
Spencer Edwards –
I was really impressed with how fast the shipping was for this 2004 Nissan Sentra ECM. When I received it, the unit was fully programmed and truly plug-and-play, which made installation a breeze even for someone like me with limited experience. I saved a significant amount of money compared to the dealer’s quote, and the whole process was much less stressful. The communication with the seller was clear and prompt, so I always knew what to expect. Overall, this purchase exceeded my expectations and got my Sentra running perfectly again.
Matthew Clark –
I was really impressed with how smoothly the whole process went. After my 2004 Nissan Sentra’s ECM failed, I ordered this replacement unit and was relieved to find it came VIN programmed, so it was truly a plug-and-play solution. The shipping was surprisingly quick and affordable, which made the wait even easier. The quality of the part is top-notch, and my car started running perfectly right away. They also kept me in the loop with updates after I placed the order, which gave me confidence throughout. Definitely a reliable service I would recommend to anyone dealing with ECU issues.
Brandon Rogers –
The plug-and-play unit arrived quickly and worked perfectly, saving me a ton compared to dealership prices. Great communication and hassle-free install!
Aaron Scott –
The 2004 Nissan Sentra ECM I ordered arrived quickly with free shipping, which was a nice surprise. The ECU was perfectly VIN programmed and ready to install right out of the box, making the swap hassle-free. Their team also responded promptly when I had a couple of questions before purchasing, which gave me extra confidence in the product. Overall, the quality and service exceeded my expectations.
Marcus Hudson –
I ordered the 2004 Nissan Sentra ECM with VIN programming, and I’m really impressed. The shipping arrived much sooner than I expected, which was a pleasant surprise. Installation was straightforward since the unit was plug-and-play, saving me both time and a ton of money compared to dealer prices. The seller kept communication clear throughout the process, making the experience stress-free.