How to add new key for Benz w204 w212 w221 w164 via MB Key OBD2 ?

How to use MB Key OBDII add new key for Mercedes Benz w204 w212 w221 w164 via OBD2 ?

Prepare:
Blank key
Original Working Key
MB Key OBD2

Step 1: Original Working Key Test

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Step 2: Ignition On, ELV Unlock, Screen On

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Step 3: Blank Key TestStep 4: Ignition Off, ELV Lock, Screen Off

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Step 5: Connect OBDII

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Step 6: Read Original Working Key Track Key = #00

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Step 7: Remove NEC Chip from Original Working Key

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Step 8: Remove NEC Chip from Original Blank Key

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Step 9: Put Original Working Key NEC Chip on “MB KEY OBDII”

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Step 10: Start Process

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a. Desolderng OLD SW57 keyb. Put NEC CPU on speicl boardc. Set board on deviced. Connect CAN to EISe. Press “Next” if ready

Step 11: Press Next – start READ DATA

Step 12: Save original DUMP

Step 13: Read EIS Data via OBDII

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Step 14: Download New Key Data from Server

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Step 15: Save EIS Data

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Step 16: Select Number New Make Key

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Step 17: Remove Original Working Key NEC and Put Blank Key NEC on “MB KEY OBDII”

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Step 18: Write New Key

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Step 19: Write Finished

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Step 20: Soldering back the NEC Chip on key board

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Step 21: Original working key

Step 22: New add key

Step 22: Original key test OK

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Step 23: New add key test OK

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MB Key OBD2 Operation Manual

mb-key-obd2-add-new-key-for-benz-w204-w212-w221-w164-via-obdii.pdf

 

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