Description
2014 Mercedes-Benz B-Class Electric Drive EV ECM / ECU – VIN Programmed | Updated
This Engine Control Module (ECM / ECU) is a genuine OEM replacement for all 2014 Mercedes-Benz B-Class Electric Drive EV 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
Jose Bell –
I replaced the ECU in my 2014 Mercedes B-Class Electric Drive with this unit, and it fit perfectly right out of the box. The VIN programming was exactly as promised, so I didn’t have to worry about compatibility issues. Installation was straightforward and the car fired up without any glitches. Shipping was quick, and I appreciated the helpful customer support when I had a couple of questions.
Luke Baker –
Installed the ECM in minutes and it worked flawlessly—true plug and play! Shipping was quick, and customer support was super helpful.
Daniel Edwards –
I was a bit nervous about ordering an ECM/ECU online, but this unit for my 2014 Mercedes-Benz B-Class Electric Drive fit perfectly and came VIN programmed as promised. Installation was surprisingly straightforward, and I had my car running again in no time without any hassles. The quality feels solid, and the car’s performance has been smooth ever since. Customer support was very helpful when I had a couple of questions before buying, which gave me extra confidence in my purchase. Overall, a great experience that saved me a lot of stress and downtime. Highly recommend for anyone needing a reliable replacement!
Adam Campbell –
I was a bit nervous about purchasing an ECU online, but this 2014 Mercedes-Benz B-Class Electric Drive ECM exceeded my expectations. The unit arrived quickly and was exactly as described, with the VIN already programmed, which saved me a ton of time. Installation was straightforward, and my car fired up without any hiccups. It really feels like the car is running smoother now, and I’m impressed with how seamless the whole process was. Their customer support was also helpful when I had a couple of questions before ordering, which gave me peace of mind throughout. Overall, a great experience from start to finish!