How to Repair Mercedes Benz W204, W207, W212 ELV with CGDI Prog MB

How-to: repair Mercedes Benz W204, W207, W212 ELV using CGDI Prog MB key programmer.

 

 

Repair ELV with CGDI MB

Make good connection.

The CG-MB detects whether the EIS is normal. If normal, it can be repaired via OBD.

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OBD connects with car, open CGDI software,click ‘Read ELV data ‘

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please connect the clip on the yellow line of the OBD line to the k-line on the ELV plug.

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Read data successfully, display related information

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Check ELV is ok. Start repairing ELV

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Get ELV erase password

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Erase the ELV success

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Read ELV data again, to display related information after erasing

 

Collect and calculate the anti-theft password

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Read EIS Data

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Enter ‘compute password’, select ‘copy key with key’(If lost all keys, you can choose ‘copy key without key

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Default “other keys”, click OK

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The collection process won’t be described one by one, just operate as the software instructed, eventually you
can obtain the anti-theft password

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copy and paste the password to EIS

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Save EIS data ( please default file name)

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Get erase password successfully

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Click ‘wipe the EIS,Suggest that insert the simulation key into the EIS in 30 seconds

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Physical operation diagram

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Erase the EIS success

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CGDI MB Read EIS data again,display related information

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Load original data(Previously saved EIS data)

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Click ‘Write EIS data ‘

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please insert the simulation key into the EIS in 30 seconds

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Physical operation diagram

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Write EIS data success

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Read EIS data again, display related

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click“sync w204 ELV”,prompt ‘sycn w204 ELV success, please insert key into EIS for activation

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Activated successfully , ELV can be used normally.

 

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