TunePoint Europe » MHD Tuning » MHD Tuning Unlocker (B58, S58 and S63 Engines)
MHD

MHD Tuning Unlocker (B58, S58 and S63 Engines)

SKU: MHD-UNLOCKER
(0)
In stock
Usually ships within 24 hours
€349,99 EUR inc. VAT

Disclaimer, read carefully!

Unless explicitly stated otherwise, all products sold by TunePoint EU are designated RACE ONLY and are solely for competition or off-road use limited to racing formally sanctioned by a recognized racing organization. Any other use, including recreational off-road use, may violate local, state, and Federal laws. TunePoint EU does not implicitly or explicitly confirm the legality of using any products it sells on public roads; that is entirely the responsibility of the consumer.

It is the responsibility of the customer to check with all federal, state local and environmental laws before ordering and installing a product. TunePoint EU Limited is not responsible for any fees, fines or costs that a customer may incur as a result of failing to check with federal, state, local or environmental laws before ordering and installing a product.

Got questions?
Feel free to get in touch

MHD Unlocker for Pre 06.2020 B48, B58,S58 and S63 (F90) engine computers

Unlocking modern DMEs on BENCH is becoming more and more of an issue. Sending out the DME for this service is no option for many people, but we have an option for all DIY guys.

MHD Unlocker with a plug and play harness/connections - Simple and easy unlock at home in a few minutes!

Supported DMEs - produced before 06.2020 for following engines:

  • B48 Gen1 and Gen2
  • B58 Gen1 and Gen2
  • S58
  • S63 (F90)

Requirements:

  • Your car should be in a run-and-drive condition.
  • If you had a failed flash at 3%, flash back to stock first, so car starts.
  • Battery should be charged.
  • You should own and have activated either MHD Flasher or MHD Super license for your VIN on the account you are logged in with.

Link to Installation Manual

Video Demonstration by Kern417

-------------------------------------------------

Q & A:

Q - Can it be used on DMEs produced after 06.2020 instead of sending to FEMTO?
A - This Unlocker is not an alternative to FEMTO, it can be used on only DMEs produced before 06.2020

Q - Can it be used locked N55/S55 DMEs?
A - No, It can only be used on B58, S58 and S63 (F90) Produced before 06.2020

Q - Do I need a battery charger to use this Unlocker?
A - If your battery is charged, then you don't need a charger

Q - Can I use this Unlocker with a Laptop/PC?
A - No, it can only be used with the MHD Flasher app on supported iOS or Android phones/tablets

If you’re planning to tune your BMW, everything starts with one thing - access. The engine control unit is locked from the factory, which means you can’t flash, adjust, or change anything until that restriction is removed. That’s why the DME unlock is always the first step. Without it, tuning simply doesn’t start. With it, your setup becomes fully accessible.

What a DME unlock really means

A bmw dme unlock allows your system to communicate directly with the ECU. Once unlocked, you can use your app to flash maps, log data, and move forward with proper ECU tuning. It’s not about adding power immediately - it’s about enabling everything that comes after.

From workshop process to simple solution

Not long ago, a full bmw dme bench unlock required removing the control unit and sending it to a specialist. The process took time, involved risk, and left your car unusable while you waited. Now, the same dme bench unlock can be completed in a much more controlled and practical way. With a modern ecu unlocker, the bench unlock bmw dme process becomes something you can handle yourself, without unnecessary delays or complications.

Simple process, real result

The idea behind a dme unlock bmw is straightforward. You connect to the control unit using the correct method, follow the steps, and complete the unlock. Once it’s done, your ECU is no longer restricted. You gain full access to tuning functions and can start working with your setup the way it was intended.

Why it matters for performance

Until the dme unlock is completed, your car stays locked in its factory configuration. No tuning, no adjustments, no real changes. After a proper bmw dme unlock, everything opens up. You can flash maps, refine your setup, and move toward real performance gains. That’s why this step is not optional - it’s required.

Built for real use

A reliable ecu unlocker is designed to make the process stable and repeatable. It removes unnecessary complexity and gives you a clear, controlled way to complete the unlock. This is especially important for users who want to manage their own setup instead of relying on external services.

A necessary step, done right

The bench unlock bmw dme process may sound technical, but in reality, it’s simply the key to unlocking your car’s potential. Once completed, you’re no longer limited by factory restrictions. You can move forward with tuning, adjustments, and improvements with confidence.

TunePoint - giving you access to what your engine is capable of.

FAQ

What is a DME unlock and why is it required?
A DME unlock allows direct communication with the ECU so you can flash maps, log data, and perform tuning changes. Without DME unlock, the ECU remains locked from the factory and tuning is not possible, which is why unlocking is always the first step before any performance modifications.
What does the ECU unlocker do?
The ECU unlocker is a plug-and-play device that allows you to complete a DME bench unlock at home instead of sending the ECU to a specialist. Once the process is completed, your ECU becomes accessible for tuning software like MHD.
Do I need to remove the ECU for a DME bench unlock?
Yes, the bench unlock DME process typically requires removing the ECU and connecting it using the unlocker harness. In the past, this had to be done by a specialist, but modern tools now allow you to perform the DME bench unlock yourself.
Which engines are supported for DME unlock?
This unlocker supports B58, S58, and S63 DMEs produced before 06/2020. Vehicles produced after this date may require different unlocking methods.
How long does a DME bench unlock take?
The DME unlock process usually takes only a few minutes once the ECU is connected correctly using the harness and the app, making it much faster than sending the ECU away.
What do I need before using the DME unlock tool?
Before starting the DME unlock, make sure:
DME Production day before 2020/6 (refer to Unlock Check within MHD Flasher app.
The car is in working condition
The battery is fully charged
You have an active MHD Flasher or Super license
These are required to complete the unlock process successfully.