Description
2005 Lexus LS430 4.3L ECM / ECU – VIN Programmed | Updated
This Engine Control Module (ECM / ECU) is a genuine OEM replacement for all 2005 Lexus LS430 4.3L 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
Paul Taylor –
I had a great experience ordering the 89661-50690 ECM for my 2005 Lexus LS430. The unit arrived quickly, and I appreciated the free shipping which was a nice bonus. What really stood out was how professional their programming service was—the ECU came VIN programmed and ready to install, so I didn’t have to worry about any complicated setup. They also answered all my questions promptly when I reached out, which gave me a lot of confidence in the purchase. My car started up flawlessly, and I’m very happy with the quality of the repair.
Michael Chapman –
I purchased the 89661-50690 ECM for my 2005 Lexus LS430 and was very pleased with the entire experience. The VIN programming was perfectly done before shipping, so it was truly plug-and-play once it arrived. Shipping was fast and inexpensive, which was a nice bonus. The part fit and performed flawlessly, and the seller kept me informed every step of the way.
Michael Bates –
I was really impressed with how smoothly everything went ordering the 89661-50690 ECM for my 2005 Lexus LS430. The ECU arrived quickly, and the fact that it came VIN programmed saved me so much hassle. I especially appreciated their professional programming service—knowing it was ready to install right out of the box made the entire process stress-free. The communication was excellent as well; they kept me informed every step of the way and answered my questions promptly. Overall, the quality is top-notch, and my car runs perfectly now.
Paul Moore –
Arrived quickly with free shipping and was perfectly programmed for my 2005 Lexus LS430—easy plug-and-play installation. The seller kept me informed throughout the process, which made me feel confident in my purchase.