Description
2012 BMW X3 3.0L ECM / ECU – VIN Programmed | Updated
This Engine Control Module (ECM / ECU) is a genuine OEM replacement for all 2012 BMW X3 3.0L 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 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
Paul Edwards –
This ECM arrived quickly and was exactly as described—installation was a breeze with no glitches. Perfect fit for my 2012 BMW X3!
Cooper Cooper –
The ECM arrived quickly and was exactly as described, programmed to my vehicle’s VIN which made installation a breeze. It fit perfectly and the plug-and-play feature worked flawlessly, saving me a lot of time and hassle. After swapping it in, my X3 is running smoothly again with no warning lights or errors. Definitely a reliable solution if you need a reprogrammed ECU.
Keith Mitchell –
The plug-and-play setup made installation a breeze, and their team answered all my questions promptly. Shipping was fast and affordable too!