MB SD C4 failed to read auto MAP data solution

One of the Mercedes MB Star diagnostic MB SD Connect C4 user failed to read auto repairing information/ data with EPC.net software. Here’s the proper solution provided.



– Map data cannot be read.


– or EPC Warnung: Die Berechtigung zum Lesen dieser Information fehit 

(Warning: The permission to read this information is missing)

Auto data for car cannot be read.



Solution by experienced technicians at obdii365.com:

Send the LAN ID to our engineer and then re-activated


Detailed steps to activate EPC:

Run “EPC & WIS” on Desktop and Login with user name: admin & password: 12345

Go to “server”-> “edit the access authorization

Copy current MAC address (LAN ID) and send to our engineer

Open notepad to copy the new EPC & WIS password.


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