How to fix the mb sd c4 dcdi errorcode 204
MB SD C4 display error code 204, it means the multiplexer hardware procedure was deleted so that the mb sd c4 serial
number display wrong and no wifi connection with mb sd c4.
C4 interface with car. If can not connect car, please use the OBD 12V power supply to take place of car.
Or it will display update failure errorcode 602.
3. Open the DAS software. Then check those 3 files Update_automatic, Update_manual, Update_Special from the
C:\programm files\SDconnect Toolkit. If the name of the file is not right, please correct it.
4. Restart the computer.
5. Start to update MB SD C4 Firmware by following the file from: “2.Update SDconnect“.
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