Description
2015 Lexus ES350 3.5L AT gas ECM / ECU – VIN Programmed | Updated
This Engine Control Module (ECM / ECU) is a genuine OEM replacement for all 2015 Lexus ES350 3.5L AT gas 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 mail in your original computer to us to do 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



Dylan Moore –
The 2015 Lexus ES350 ECM arrived quickly and was exactly what I needed. It was fully programmed to my VIN, so installation was straightforward without any headaches. The engine runs smoothly now, and I appreciate the hassle-free plug-and-play setup. Overall, great quality and excellent customer support helped make this an easy fix.
Jacob Anderson –
I was pretty nervous about swapping out the ECU on my 2015 Lexus ES350, but this unit made the whole process so straightforward. It came pre-programmed to my VIN, which saved me a ton of hassle and meant I could just plug it in and go. Shipping was quick, arriving well before I expected, and the seller even offered some helpful advice when I had questions. After installation, my car started right up with no warning lights or issues, running smoother than before. Definitely a solid purchase if you want a reliable replacement without the headache.
Michael Cox –
I was a bit nervous about replacing the ECM on my 2015 Lexus ES350, but this unit made the whole process surprisingly simple. It arrived quick, and since it was already VIN programmed, I just plugged it in and everything fired up perfectly. No confusing setup or trips to the dealership were needed, which saved me a lot of time and money. The car runs smoothly now, just like when I first bought it. Definitely a great buy for anyone needing a reliable, ready-to-go ECM.
—
Swapping out the ECU on my Lexus could have been a headache, but this product made it incredibly straightforward. The fact that it was VIN programmed ahead of time meant I didn’t have to tinker with any software or coding. Shipping was faster than I expected, and the seller was quick to answer my questions when I reached out. Installation was literally plug and play, and my ES350 runs flawlessly again. I’m really happy with how smooth the entire experience was.
—
After dealing
Sean Ramirez –
Arrived quickly and worked flawlessly right out of the box—exactly what I needed for my Lexus ES350. Highly recommend!