Description
2009 Mercedes-Benz E300 3.0L AT gas ECM / ECU – Programmed | Plug&Play
This Engine Control Module (ECM / ECU) is a genuine OEM replacement for all 2009 Mercedes-Benz E300 3.0L AT gas 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 Brown –
I was a bit nervous about ordering an ECM online for my 2009 Mercedes E300, but this seller made the process smooth and hassle-free. The unit arrived quickly, and I appreciated the free shipping, which saved me some extra costs. What really stood out was that the ECM came VIN programmed, so installation was straightforward without any complicated setup. Throughout the process, they were very responsive and answered all my questions promptly, which gave me confidence in their service. After installation, my car runs perfectly, just like new. Overall, a fantastic experience from start to finish.
Harvey Miles –
I was really impressed with how smooth the whole process was. The ECU arrived quickly with free shipping, and it was already VIN programmed, which saved me a lot of hassle. Their team provided clear communication and answered all my questions promptly, which made me feel confident in my purchase. Installation was straightforward, and my E300 is running like new again.
Hunter Barrett –
Fast shipping and the ECU was truly plug-and-play, saving me a bundle compared to dealer prices. Installation went smoothly thanks to clear communication from the seller.
Russell Rivera –
I recently purchased the 2009 Mercedes E300 3.0L AT ECM from this seller and was really impressed by their professional programming service. The ECU came pre-programmed to my VIN, so installation was straightforward and hassle-free. Shipping was surprisingly fast and reasonably priced, which was a huge plus. I also appreciated how quickly they responded to my questions before ordering — their communication was top-notch. After installation, my car runs smoothly without any issues, and I would definitely buy from them again.
Jason Poole –
The ECU arrived quickly with free shipping, and it was perfectly programmed for my 2009 E300—setup was straightforward and hassle-free.