How to repair Mercedes W204 W207 W212 ELV with CGDI MB ?

Mercedes W204 W207 W212 ELV repair can be easily done with one CGDI MB plus ELV repair adapter. Want to know how? go on reading. 

cgdi-mb-elv-repair

Guide:

Connect CGDI MB via OBD to detect whether the ELV is normal or not, if it is ok, then it supports OBD repair.

 

Part 1:

Connect to the Mercedes car via OBD, open CGDI MB software, click on “Read ELV data”.

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Please connect the clip on the obd cable to the Kline on the ELV plug.

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ELV basic info and key info are read out successfully.

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The ELV is detected ok and you can repair.

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Get the ELV erased password.

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Erase the ELV successfully.

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Read again and display the related info after being erased.

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Part 2: Collect and calculate the IMMO password.

Read out the EIS info.

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Enter “Password calculation”, choose “Copy key with key” (If all keys lost, choose “Copy key without key”).

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Choose “Other keys” as default, click on “Ok”.

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The collecting process will not be displayed here, just follow the message to do until you get the immo password.

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Copy the key password and paste it to the EIS.

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Save the EIS data (Please save it into the default folder name)

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Erase password is calculated successfully.

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Click on “Erase EIS”, the message says please plug the simulation key into EIS within 30 seconds.

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Real pictures shown as bellow.

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Erase the EIS successfully.

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Again read EIS related info.

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Load the EIS data (saved in the former steps.)

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Click on “Write”.

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Please insert the simulation key into the EIS in 30 seconds.

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Operation real pictures.

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Write EIS data successfully.

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Again read out the EIS data.

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Click on "Synchronize W204 ELV",after it succeeds,insert the key info EIS to active.

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Activation succeed,ready to use .

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