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:
It can only be written once.