How to renew W204 Blocked ESL by VVDI MB BGA Tool

ESL easily get broken and a new ESL cost a lot, here we will display the detailed steps about How to renew W204 Blocked ESL by VVDI MB BGA Tool.

1.Check the ESL data is locked.


2.Use the tool to open ESL emulator and take out the PCB. Desolder the IC chip form PCB and solder it to VVDI MB ELV adaptor.


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3.Put ELV adaptor with VVDI MB Tool.

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4.Start VVDI MB Tool software,  choose Adaptor Mode and Chassis: W204, W207, W212 and then click Read ESL data.

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Then click Check ESL damage,it will display it is locked.


5.Click Unlock W204 ESL. VVDI MB Tool with NEC ELV adaptor is trying to unlock ESL. (This process may cost about 2~3 hours)

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6.After step 5,click Read ESL data then click Check ESL damage again.It will show ESL is unlocked (normal status), click OK and Save ESL data. Save this new bin file and rename it.

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7.Check ESL status, you can see ESL is renewed to normal status successfully!