AK500Pro AK500 PRO Super Mercedes Benz Key Programmer Without Remove ESL ESM ECU.
Note:AK500PRO doesn't support NEC eeprom key programming, but support AK500pro NEC eeprom key calculation.
W204 is with NEC eeprom, therefore AK500pro neither supports W204 nor supports the following Mercedes Benz models: w204/w207/w221/w218 and W164 after 2008 year which EIS model CPU is NEC.
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