At 24-7 Chiptuningtools, we offer professional tuning tools to unlock and modify Mercedes-Benz ECUs, including popular models such as OM654 ECU, OM656 ECU, M139 ECU, and M256 ECU. Whether you’re a tuner looking for full access to ECU parameters or need a reliable tool for unlocking, our range of tuning solutions provides everything you need.

 

Why Unlock a Mercedes ECU?

Many modern Mercedes-Benz vehicles come with factory-imposed restrictions that prevent tuning and performance modifications. With the right tuning tools, such as the bFlash slave tool, you can:

• Gain full access to ECU tuning parameters
• Work on locked ECUs without dealer intervention
• Unlock key Mercedes-Benz ECUs, including MD1CP001 and MG1CP002
• Improve performance and fuel efficiency with custom tuning

 

Supported Mercedes-Benz ECU Engines

If you are working on any of the following Mercedes-Benz ECUs, unlocking is now possible with bFlash:

• OM654 ECU (Diesel): 1.95D MD1CP001 (MRD1/MRD1NFZ)
• OM656 ECU (Diesel): 2.9D MD1CP001 (MRD1)
• M139 ECU (Petrol): 2.0T MG1CP002 (MRG1 AMG R4)
• M256 ECU (Petrol): 3.0T MG1CP002 (MRG1)

How to Unlock Your ECU with bFlash

If you already own a bFlash slave tool, follow these steps to unlock the ECU:

1. Check bFlash Compatibility – Use the bFlash tool to generate an OBD Identification.
2. Contact bFlash Support – Send the OBD Identification to support@bflash.eu.
3. Follow bFlash Instructions – You will receive instructions on how to send your ECU to bFlash for unlocking.
4. Unlock the ECU – Once the ECU is unlocked, you can proceed with tuning using your bFlash tool.

Don’t Have a bFlash Tool? Buy One Here!

If you don’t have a bFlash tool, you can purchase one directly from 24-7 Chiptuningtools. We offer competitive pricing and full support for professional tuners looking to expand their capabilities.

Buy the bFlash Slave Tool Now

📞 Need Assistance? Contact Us Today!

• Phone: +31 0180 396 341
• Email: info@24-7chiptuningtools.com
• WhatsApp Support: Chat with us on WhatsApp

Alternative Unlocking Option

If unlocking via bFlash is not an option, we provide an ECU unlocking service:

1. Ship your ECU to Us – Send it to:
   24-7 Chiptuningtools
   Van Utrechtweg 40, 2921LN, Krimpen Aan den IJssel
2. We Forward the ECU to bFlash in Belgium – Ensuring a secure unlocking process.
3. bFlash Unlocks the ECU – The ECU is professionally unlocked.
4. We Return Your ECU Ready for Tuning – Once unlocked, you can proceed with custom tuning.

Why Choose 24-7 Chiptuningtools?

• Official distributor of bFlash tuning tools
• Fast and secure ECU unlocking service
• Support for professional tuners
• Full access to Mercedes-Benz tuning solutions