Description
2004 Lexus RX330 3.3L ECM / ECU – VIN Programmed | Updated
This Engine Control Module (ECM / ECU) is a genuine OEM replacement for all 2004 Lexus RX330 3.3L 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
Luis Miles –
Received my programmed ECM quickly with free shipping, and it worked perfectly right out of the box—highly recommend this seller!
Eric Miller –
I was really impressed with how smooth the whole process was. The ECM arrived faster than I expected, and the shipping cost was very reasonable, which was a nice bonus. Installation was straightforward since it came VIN programmed, so no extra hassle on my end. After swapping it in, my Lexus RX330 runs like new again, with no check engine lights or drivability issues. The quality of the unit is top-notch, and I’d definitely buy from this seller again if I ever need another ECU.
Jacob Webb –
I ordered the 89661-48481 ECM for my 2004 Lexus RX330, and I’m really impressed with the quality and how smoothly it installed. The unit came VIN programmed, so it was truly plug-and-play, which saved me a lot of hassle. Shipping was free and arrived quicker than I expected. They also responded promptly to my inquiries, which made the whole experience stress-free.