Confirmed! BMW MSV90 TC1796 engine computer can be cloned with Launch X431 ECU & TCU Programmer successfully, no need X431 tablet and X431 X-Prog3 programmer.

Main steps:

Step 1: Read EEPROM and Flash data of original engine computer

Step 2: Read EEPROM and Flash data of new engine computer

Step 3: Write original EEPROM and Flash data to new engine computer

Operation process:

Connect X431 ECU Programmer and computer via USB cable

Open X-431 ECU & TCU Programmer PC software

Input msv90 in the search box to quickly find the ECU model

Go to the main operation page

Click “Direct connection of diagram” to check the wiring diagram and connect Launch X431 ECU Programmer and the original MSV90 engine computer correctly

Click “Connect” to connect the ECU

Step 1: Read EEPROM and Flash data of original engine computer

Select the corresponding option to read the original EEPROM and Flash data separately

Save the data files after reading is successful

Click “Disconnect” to disconnect the original engine computer, and connect to the new one.

Step 2: Read EEPROM and Flash data of new engine computer

Repeat the same steps to back up the original EEPROM and Flash data of the new engine computer

Step 3: Write original EEPROM and Flash data to new engine computer

Select the EEPROM and Flash data file of original engine computer just saved in step 1 to write into the new BMW MSV90 engine computer in sequence

Read chip ID to check if the current ID is the same as the original engine computer

All operation is OK.

Finally, disconnect the ECU.

In addition, CGDI BMW (with professional OBD cable), CG FC200 (on bench), BMW AT200 (via OBD), and Yanhua ACDP with Module 27 (on bench) can read & write BMW MSV90 as well.

http://blog.eobdtool.co.uk/bmw-msv90-read-and-write-by-kt200-cgdi-bmw-fc200-at200-or-yanhua-acdp/

Foxflash also updated BMW MSV90 TC1796 Boot in January, 2023.

http://blog.eobdtool.co.uk/foxflash-update-adds-dcm6-2a-med17-series-bmw-msv90-boot-etc/

OBDSTAR DC706 Read and Write BMW MSV90 on bench perfectly.

https://youtu.be/7HKtJuCGsFQ

UK Professional OBD2 Tools Online Shop