Ghost RR4 Engine N74 MSD87
Ghost RR4 Engine N74 MSD87

MSD87 Engine Control Unit (ECU) has been extensively utilized in various BMW Group models with the N74 engine, spanning from 2007 to 2019. These models include the F01, F02, F03, and their LCI variants, providing efficient and reliable engine management for these luxury vehicles.

Beyond the BMW lineup, the MSD87 ECU has also been integrated into other prestigious models, such as the Ghost RR4, Wraith RR5, and Dawn RR6, which belong to the exclusive Rolls-Royce lineup. This extension into the Rolls-Royce brand further showcases the versatility and performance capabilities of the MSD87 ECU, meeting the high standards expected from such luxurious and high-end vehicles.

When it comes to ECU Repair and ECU Programming, HexProg II ECU Chip Tuning and Programming Tool stands out as a top choice. The tool ensures the ECU password is securely preserved during the cloning process, guaranteeing a smooth and reliable operation. Notably, HexProg II offers the convenient ability to clone the MSD87 ECU in Bench Mode, eliminating the need to physically open the ECU cover.

Following the provided software wiring instructions and connecting the corresponding wires to the ECU pins will lead to a successful and straightforward ECU Cloning process.

Programming BMW MSD87 DMEs and performing ECU Cloning and ECU Repair pose significant challenges due to their advanced security features and the presence of a tricore password. In particular, Continental MSD87 ECUs store the tricore password in their flash memory, making it crucial not to alter or overwrite this portion when performing the ECU Cloning Job.

ECU Programming for the MSD87 is a highly complex task that demands expert-level expertise. A profound understanding of BMW engine management systems and the specific intricacies of the MSD87 platform is essential.  Moreover, utilizing appropriate and reliable ECU Programming and ECU Repairing Tools is paramount to ensure accurate programming and achieve the best possible results.

In addition to its capabilities for ECU Cloning and ECU read/write on MSD87, the HexProg II Tuner software includes a special function known as READ ISN. This feature allows users to retrieve the MSD87 DME ISN in both Bench and Boot Modes.

When dealing with many Bosch ECUs, the cloning process involves creating backups of both the original and donor ECUs. Subsequently, the original backup is restored to the donor ECU, ensuring the essential data transfer. These ECUs have a TriCore password stored in the OTP portion, which remains intact during the cloning process. This preservation of data in the OTP sections enables successful cloning without compromising the TriCore password.

It's essential to keep in mind that ECU Cloning and modifications may be subject to legal restrictions. Therefore, it should only be undertaken by authorized individuals and for legitimate purposes, such as vehicle repairs or upgrades. 

Unauthorized manipulation of ECUs can lead to legal consequences and may compromise the safety and reliability of the vehicle. Prior to engaging in any ECU-related activities, always ensure that you possess the necessary knowledge and permissions.

To perform a successful clone, follow these simplified steps:

HexProg II Tuner MSD85
HexProg II Tuner MSD85
  1. Start by creating backups of both the original and donor MSD87 ECUs. 
  2. Connect the original MSD87 ECU to your computer and launch HexProg II Tuner software.
  3. In the software interface, find and click the "Clone" button to begin the cloning process.
  4. The software will prompt you to select the original MSD87 ECU. Follow the on-screen instructions to choose the correct MSD87 ECU from the available options.
  5. Once the software reads the data from the original MSD87 ECU, it will ask you to connect the donor MSD87 ECU.
  6. Connect the donor MSD87 ECU to your computer.
  7. Click the "OK" button in the software to proceed with the cloning process.
  8. The software will transfer the data from the original MSD87 ECU to the donor MSD87 ECU without modifying the password stored within the donor MSD87 ECU.

Wait for the cloning process to complete. The duration may vary depending on the data size.

Once the cloning process finishes, the software will notify you of the successful completion. Disconnect both the original and donor MSD87 ECUs from your computer. Test the cloned ECU by installing it in the appropriate vehicle or system. Ensure it functions properly and meets your requirements.

To ensure proper functionality and meet your requirements, it is crucial to follow the prescribed method. Failure to do so may lead to the alteration of the donor MSD87 ECU password, making it unreadable in Bench Mode and potentially causing vehicle issues. However, if you still have access to the original MSD87 ECU file, there is a possibility to recover or repair the MSD87 ECU.

HexProg II Tuner securely saves each MSD87 ECU password in the PC's database and on our server when unlocking the MSD87 ECU for read/write operations. This safeguard ensures that even if the password is lost, it can be restored using Boot Mode operation as long as the original MSD87 ECU file is available. This process effectively resets the password in the ECU's P flash, resolving any issues and restoring the ECU to its normal functionality for MSD87 ECU Repair.

Please be aware that there are instances where the ECU may be poorly cloned by other tools or individuals, making it impossible to unlock and read data without the original file's availability.

Other Services Supported

In addition to its ability to clone the MSD87, HexProg II ECU Chip Tuning Tool and ECU Programming Tool offers advanced features to modify the internal flash according to the specific needs of users. On our user-friendly online platform at, we offer a range of services, including the convenient option for DTC removal on the specified ECU. Users can effortlessly utilize these services by logging into their accounts. The platform also provides a transparent comparison of charges, empowering users with clear insights into the costs associated with each service. Also, Stage Performance Tuning is available for this ECU using 3rd party software.
With HexProg II Tuner software, users can easily write modified flash to the ECU, and the software automatically performs checksum calculations to ensure data accuracy and reliability.
It is strongly recommended to create backups of all ECUs before making any modifications or performing cloning procedures. This practice ensures that the ECU can be restored to its original state or repaired if needed and serves as a precautionary measure for future safety purposes.

More Info about MSD87

Hexprog II is a specialized ECU Chip Tuning Tool that can read and write all contents of the MSD87 ECU using various methods. For more detailed information about the MSD87 and the capabilities of Hexprog II tool, you can refer to the following links:
Hexprog II MSD87 Details: MSD87 ECU Details
Hexprog II ordering page: Hexprog II Order
Please visit the provided links to learn more about the MSD87 ECU and Hexprog II tool for ECU chip tuning

Last Update: 12/10/2023
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