Description
2009 Mercedes-Benz ML-Class 3.5L ECM / ECU – VIN Programmed | Updated
This Engine Control Module (ECM / ECU) is a genuine OEM replacement for all 2009 Mercedes-Benz ML-Class 3.5L 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








David Bailey –
This ECM/ECU arrived quickly and was exactly as described. Installation was straightforward since it was truly plug-and-play, and my 2009 ML-Class fired up without any issues. The VIN programming was spot on, which saved me a lot of hassle at the dealership. Overall, a reliable part that restored my vehicle’s performance perfectly.
Kyle Murphy –
I was a bit nervous about replacing the ECM on my 2009 Mercedes ML-Class, but this VIN-programmed unit made everything so straightforward. It arrived quickly and was genuinely plug-and-play—no complicated setup or extra programming needed on my end. Once installed, my car fired right up and ran like new, with all systems functioning perfectly. I appreciated the clear instructions and the smooth experience overall. If you need a reliable ECM replacement, this is definitely the way to go.
Nathan Clark –
This ECM arrived quickly and was ready to go right out of the box—installation was a breeze with no hiccups. Definitely worth every penny!
Super smooth experience from ordering to installation; the VIN programming was spot on, and my ML-Class runs flawlessly now.
Fast shipping and perfect fit for my 2009 Mercedes! Setup was straightforward, and the car started like new immediately.
Exactly what I needed—plug-and-play with no complications, and the engine runs better than ever. Highly recommend!
Got this ECU on a whim, and it did not disappoint. Easy install, fast response, and the car drives like a charm again.