Description
2012 Mercedes-Benz ML-Class 5.5L ECM / ECU – VIN Programmed | Updated
This Engine Control Module (ECM / ECU) is a genuine OEM replacement for all 2012 Mercedes-Benz ML-Class 5.5L 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
Matthew Cox –
I was a bit nervous about replacing the ECM on my 2012 Mercedes-Benz ML-Class, but this unit made the process surprisingly smooth. The VIN programming was spot on, and I didn’t have to mess around with complicated setups—just plugged it right in. Shipping was quicker than I expected, which was a relief since my car had been sitting idle. After installation, the car fired up immediately and ran flawlessly without any warning lights. It felt like a brand new vehicle, and I really appreciate the hassle-free experience. Definitely worth the investment for anyone facing a similar issue.
Jacob Green –
I installed this ECM on my 2012 Mercedes ML-Class and was really impressed by how straightforward the process was. It came pre-programmed for my VIN, so it fit perfectly without any extra coding. The unit arrived quickly, and the quality feels absolutely premium—my vehicle runs smoother than ever. Definitely a reliable replacement if you need a seamless fix.
Aaron Campbell –
Perfect fit for my 2012 ML-Class and arrived way quicker than expected. Installation was a breeze, no hassle at all!
Patrick Cook –
I was a bit nervous about ordering an ECM for my 2012 Mercedes-Benz ML-Class, but this one arrived quickly and was exactly as described. The VIN programming was spot on, so installation was straightforward—no hassle or guesswork. After swapping it out, my truck fired up right away and has been running smoothly ever since. It’s clear this is a high-quality part tailored perfectly for this model. The seller even responded promptly to my questions, which gave me extra peace of mind throughout the process. Overall, I’m very pleased with this purchase and would recommend it to anyone needing a reliable ECU replacement.