Question: How to identify this NEC chip? I know its keyless go. But on VVDI MB ? Which one?
Answer here you can refer to Rom –> version. 031 it is Rom 42 XHORSE vvdi MB can renew and write it.
For your information, for the chip on the image 1 board, it is the Transponder Chip for Benz Smart Key Dedicated NEC:
Source: https://www.xhorsevvdi.com/wholesale/transponder-chip-for-benz-smart-key-dedicated-nec.html
It can only be written once.
Enjoy!
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