Description
2011 Mercedes-Benz R350 3.5L AT gas ECM / ECU – VIN Programmed | Updated
This Engine Control Module (ECM / ECU) is a genuine OEM replacement for all 2011 Mercedes-Benz R350 3.5L AT gas 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
Bruce Burton –
I was really impressed with how smoothly everything went when I ordered the ECM for my 2011 Mercedes R350. The unit arrived quickly, and the fact that it came VIN programmed saved me a huge headache. Shipping was surprisingly affordable, which was a nice bonus on top of the quality product. When I had a couple of questions about installation, their team responded promptly and clearly, making the whole process stress-free. My car is running just like new again, and I couldn’t be happier with the service.
Hunter Rivera –
I was really impressed with how smoothly the VIN programming was handled for this 2011 Mercedes R350 ECM. The unit arrived quickly with no issues, and the plug-and-play setup made installation straightforward, saving me a lot of time. The shipping was very reasonable, which was a nice bonus on top of the excellent quality of the part. Definitely recommend this for anyone needing a reliable ECU replacement.
Oliver Phillips –
I was nervous about ordering an ECM online for my 2011 Mercedes R350, but this unit arrived exactly as described and was already VIN programmed, which saved me so much hassle. The shipping was surprisingly fast and very affordable, especially considering the size and care needed for such a part. Once installed, my vehicle ran flawlessly with no error codes, and I truly appreciate that the seller offers a professional programming service that takes all the guesswork out of the process. They also kept me informed every step of the way, which gave me confidence that I made the right choice. I would definitely buy from them again if I ever need another module.
Trevor Chapman –
ECU arrived quickly with free shipping and worked perfectly right out of the box. Great service and smooth plug-and-play setup.