This article is available with two methods to read and write B38 ISN without dismantling.
Method 1: Read /write B38 DME ISN by Yanhua Mini ACDP
Method 2: Read /write B38 DME ISN by CGDI BMW
Let’s go one by one.
Method 1: Read /write B38 DME ISN by Yanhua Mini ACDP
Preparation:
DME module: BMW B38
Device: Yanhua Mini ACDP + module 3+ B38 Integrated Interface Board
Procedure:
Connect ACDP power
Open Mini ACDP APP
Select “BMW”-> “DME ISN”
Click on “Bench Mode Read /Write DME”-> “B38”
Click “Help” to view the wiring diagram
Connect B38 interface board correctly to the DME interface
Then connect ACDP, OBP+ICP adapter, interface board and DME
Follow the prompt to read and write ISN until success
Method 2: Read /write B38 DME ISN by CGDI BMW
Preparation:
CGDI prog BMW + B38 read ISN authorization
Procedure:
Follow the wiring diagram to connect B38 DME with all the devices
Connect 12V, CAN-L and CAN-H, GPT-0, GPT-1 and GND cables in order
Open CGDI BMW software
Click on “N13/N20/N55/B38 read ISN”
Select “B38” chip and click “OK”
Click on “Identify” to read the chip name, ISN and hardware ID
Select “Read ISN” to read DFLASH and ISN
Copy the ISN
Click on “Write ISN”
Read DFLASH success
Save DFLASH data
Backup data success
Paste the ISN read and then change the last digits
CGDI BMW write ISN success
Available link to get B38 READ ISN authorization: http://www.obdiitool.co.uk/wholesale/cgdi-bmw-read-isn-license.html
Choose the method you like!
