Description
2006 Infiniti FX35 3.5L ECM / ECU – VIN Programmed | Updated
This Engine Control Module (ECM / ECU) is a genuine OEM replacement for all 2006 Infiniti FX35 3.5L models.
Each unit is VIN-programmed, updated, and fully tested for a true plug-and-play installation with our cloning service.
Built to OEM standards for reliability, calibration accuracy, and long-term performance.
Strict Testing & Quality Assurance
Every ECU is inspected, refreshed, and verified through advanced diagnostic tools. Testing includes:
Complete communication & CAN-bus verification
Sensor input/output and signal integrity checks
Injector & ignition pulse simulation
Power, ground, and load-circuit analysis
Flash memory integrity and checksum validation
Thermal and voltage-stress testing to confirm reliability
Important Note
Some vehicles with IMMO or PATS require key programming after installation. This is normal.
For a 100% plug-and-play solution, we recommend using our full cloning service. We transfer all security data to the replacement unit.
A prepaid shipping label will be emailed to you. Allow you to mail in your original computer to us for full cloning.
If cloning is not selected, the ECU will be VIN programmed, and a key relearn will be required after installation.
Contact Us
Email: info@fixecm.com
Phone: Local: 647-247-8555 | Toll-Free: 1-800-915-5566



Russell Bailey –
I was really impressed with how smoothly the whole process went for my 2006 Infiniti FX35 ECM replacement. The team provided professional VIN programming, so it was basically plug-and-play when it arrived. Shipping was free and arrived faster than I expected, which was a nice bonus. They also kept me in the loop throughout, answering my questions promptly and making sure I knew what to expect. My car runs perfectly now, and I couldn’t be happier with the quality of the service.
Trevor Hill –
I purchased the 23710-CL71B ECM for my 2006 Infiniti FX35 and was really impressed with the entire process. The unit arrived quickly with free shipping, and the programming was already done, so it was a true plug-and-play experience. The seller kept me informed every step of the way and answered all my questions promptly, which made me feel confident in my purchase. The engine runs flawlessly now, and I couldn’t be happier with the quality of the repair.
Joel Reed –
The VIN-programmed ECU arrived quickly with free shipping, and it was a perfect plug-and-play fit for my 2006 FX35. Great service and fast turnaround!