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Mercedes multiplexer C4 MB SD Connect C4 Device No Connection Solution

Mercedes multiplexer C4 update to new Mercedes benz xentry das 2017.07 software. With 2017.07 mercedes star diagnosis software, MB SD Connect C4 can do mercedes vediamo scn coding function. Some customers may met MB SD Connect C4 Device No Connection problem. Below OBD2Tuning.com sharing Mercedes multiplexer C4 MB SD Connect C4 Device No Connection Solution. 

Mercedes MUX C4 Mercedes star diagnosis Compact 4 with Mercedes benz xentry 2017.07 win7 software

mb sd connect c4

MB SD Connect C4 Device No Connection error from obd2tuning.com:

OBD2Tuning.com Mercedes multiplexer C4 MB SD Connect C4 Device No Connection Solution: 

You are required to update MB SD Connect C4 firmware from obd2tuning.com follow the guide here:

Install SD Connect C4 battery 
Update SDConnect

Follow the solution but still had the file for software update error

The problem is that the names are wrong in file “SDconnect Toolkit “, you need to correct them as:

Update_automatic , Update_manual ; Update_Special

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