Description
2009 Mercedes-Benz R320 3.0L AT diesel ECM / ECU – Programmed | Plug&Play
This Engine Control Module (ECM / ECU) is a genuine OEM replacement for all 2009 Mercedes-Benz R320 3.0L AT diesel models.
Each unit is VIN-programmed, updated, and fully tested.Built to OEM standards for reliability, calibration accuracy, and long-term performance.
Strict Testing & Quality Assurance
This is not a brand-new unit. It is a rebuilt unit that is inspected, refreshed, and fully tested before shipping.
Testing includes communication, CAN-bus, sensor signal, power circuit, flash memory, and reliability checks.
Important Note
If your vehicle does not have an IMMO or PATS system, this unit will be directly plug&play.
If your vehicle has an IMMO or PATS system, it will require a key relearn after installation. You can visit your local locksmith for help.
We also offer a full cloning service. We transfer all security data to the replacement unit, so it will be a plug&play installation.
For all European cars, Hyundai, and Kia vehicles, we recommend adding our cloning service as a bundle.
For American and Japanese cars, we recommend doing a key relearn on-site.
Contact Us
Email: info@fixecm.com
Phone: 647-247-8555
Victor Barrett –
Fast shipping and the unit was truly plug-and-play—saved me a bundle compared to dealer prices. Installation went smoothly thanks to their clear communication.
Cooper Sanders –
I recently purchased the 2009 Mercedes R320 3.0L AT diesel ECM, and I’m genuinely impressed with the quality. The unit arrived well-packaged and surprisingly fast, considering the shipping was free. What really stood out was how smooth the plug-and-play setup was—no complicated programming needed on my end. From the moment I placed the order, the seller kept me informed every step of the way, which made the whole experience very reassuring. My vehicle runs perfectly now, and I couldn’t be happier with the service and product.
Shane Sharp –
The 2009 Mercedes R320 ECM I ordered arrived quickly and was exactly as described—plug-and-play with no hassle during installation. The technician I spoke with was very helpful and responsive, which made the entire process smooth. Choosing this unit saved me a significant amount compared to the dealer price, and my vehicle has been running perfectly since the swap. Overall, I’m really impressed with the quality and speed of service.
Mason Little –
Received my 2009 Mercedes R320 ECM quickly with free shipping, and it arrived perfectly programmed—worked flawlessly right out of the box.
Liam Cook –
I had my 2009 Mercedes R320 ECM replaced with this VIN programmed unit, and I’m very satisfied with the quality and fit. The team provided a professional plug-and-play setup, which made installation straightforward without any additional coding on my end. Shipping was also surprisingly fast and free, so the whole process was smooth from start to finish. Overall, this was a hassle-free experience with great results.