Two Ways To Read/Write B38 DME ISN Without Opening The Shell

November 5, 2019

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 

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Yanhua Mini ACDP + module 3

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B38 Integrated Interface Board 

 

Procedure:

Connect ACDP power

Open Mini ACDP APP

Select “BMW”-> “DME ISN”

Click on “Bench Mode Read /Write DME”-> “B38”

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Click “Help” to view the wiring diagram

Connect B38 interface board correctly to the DME interface

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Then connect ACDP, OBP+ICP adapter, interface board and DME

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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

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Procedure:

Follow the wiring diagram to connect B38 DME with all the devices

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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”

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Select “B38” chip and click “OK”

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Click on “Identify” to read the chip name, ISN and hardware ID

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Select “Read ISN” to read DFLASH and ISN

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Copy the ISN

Click on “Write ISN”

Read DFLASH success

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Save DFLASH data

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Backup data success

Paste the ISN read and then change the last digits

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CGDI BMW write ISN success

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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!