How to Renew Benz W204 used ELV with CGDI MB

How to: CGDI Prog MB tool reset/renew Mercedes-Benz w204 used elv on bench (and you can teach in to other car).

Follow CGDI MB ELV W204 wiring diagram to setup connection

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Open CGDI MB software

Select ELV->W204, W207, W212->Read ELV data

Read data success

Get Erase password

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Erase password calculated successfully

Press Erase ELV

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Erase the ELV success

Press Read ELV data again

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Follow Key Programmer CGDI MB prompt to check your connection is correct

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ELV was reset not problem

Select Load EIS data

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Load EIS data with password

Press Write ELV data

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Select write type: K-line direct writing

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Write ELV success. Insert key into EIS for activation.

Select Activate ELV

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Insert the original car key into EIS to activate this ELV.

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Done.

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