9/08/2022

VVDI MB Tool Original Mercedes NEC Key Renew Guide

 Original Mercedes Benz NEC key can be renewed by xhorse vvdi mb tool and vvdi key tool plus.

 

Original Mercedes NEC Key renew procedure: 
NEC chip sits on adapter. After renew, key is ready to write with new rom file.
Another feature is “digging” password – easy with vvdi tools as you can see.

 

Renew NEC Key with VVDI MB

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Go to Read and Write Key function
Select NEC Adapter
Identify key information

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Press Read v51 v57 password

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Press OK to save EEPROM

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Check NEC adapter wiring diagram

Try this VVDI MB NEC adapter. This works always in minutes.

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This adapter are tested by many works well but tried the green soldering board some time give error.

For example like this:

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Press Renew

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The OEM NEC Key has been renewed.

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Renew NEC key with Key Tool Plus:

Renew original nec key procedure with keytool plus is similar as vvdi mb tool.

Key tool plus has it own NEC adapters.

Menu path:
Immo programming->Benz-> Select from system-> Read Write Key-> NEC Adapter read and write key

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https://www.vvdishop.com/service/renew-benz-nec-key-with-vvd-mb.html

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