Description
2020 Lexus RX350L 3.5L ECM / ECU – VIN Programmed | Updated
This Engine Control Module (ECM / ECU) is a genuine OEM replacement for all 2020 Lexus RX350L 3.5L models.
Each unit is VIN-programmed, updated, and fully tested for a true plug-and-play installation with no dealer visit required.
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
This ensures a fully functional, reliable, plug-and-play module you can install with confidence.
Important Note
Some vehicles with IMMO or PATS may require key programming after installation. This is normal.
For a 100% plug-and-play solution with no relearns, your original ECU must be sent in for cloning. We transfer all security data to the replacement unit.
👉Add the cloning service as a bundle at checkout — $200 CAD / $140 USD
A prepaid shipping label will be emailed to you.
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
Patrick Cook –
I recently replaced the ECM on my 2020 Lexus RX350L with this VIN programmed unit, and I couldn’t be happier. The installation was straightforward—just plugged it in, and the car fired up perfectly without any issues. What impressed me the most was how spot-on the programming was; no extra trips to the dealer or complicated setup needed. Shipping was surprisingly quick too, which definitely helped since I needed the car back on the road ASAP. Overall, this was exactly what I needed to get my RX350L running smoothly again.
This ECM for my 2020 Lexus RX350L made a huge difference in restoring my vehicle’s performance. I was a bit nervous about the installation at first, but the plug-and-play design lived up to the hype—everything lined up perfectly with no fuss. The unit came fully programmed to my car’s VIN, which saved me a ton of time and hassle. The team behind this product was also very responsive when I had a couple of quick
Luis Murphy –
I was a bit nervous about swapping out the ECM on my 2020 Lexus RX350L, but this VIN programmed unit made the whole process surprisingly smooth. It fit perfectly and worked right away without any hiccups. Shipping was quick, and I appreciated how the seller checked in to make sure everything was going smoothly. My Lexus runs like new again, and I’m really glad I found a reliable part that was ready to go straight out of the box. Definitely a stress-free experience from start to finish.
Adrian Miller –
The 2020 Lexus RX350L ECM arrived quickly and was exactly as described, already programmed to my VIN which made installation effortless. It fit perfectly and the car fired right up without any error codes or issues. I appreciated the clear instructions and the professional support team who answered my questions promptly. Overall, a smooth experience that saved me a lot of hassle.
Dylan Watson –
This ECM was a perfect fit for my Lexus RX350L, arrived quickly, and was ready to go right out of the box. Highly recommend for anyone needing a seamless replacement!
Plugged this ECU in with zero hassle and it worked flawlessly. Fast shipping and smooth transaction all around.
Super impressed with how easy the install was—just plug and play as promised. My 2020 RX350L runs like new again!
The VIN programmed ECM arrived sooner than expected and worked perfectly on the first try. Great quality and professional support made all the difference.
Quick shipping, zero headaches during installation, and my RX350L is firing on all cylinders again. Couldn’t ask for more!