Mercedes Star Diagnosis C3, C4 And C5 are the hot mercedes benz cars and trucks
diagnosis tool. MB Star C4 And MB Star C5 Xentry Connect Software New
Update To V2018.3 Mercedes Benz Xentry Das Software. These days we have
some customers with Initialization of Diagnosis Multiplexer Failed
Error for C3 C4 C5 Software after 09/2015V. Below Sharing Mercedes Star Diagnosis C3 C5 C4 Initialization of the multiplexer has failed Error Solution.

Super MB Star SD Connect C4 multiplexer Wifi/Wireless Mercedes Star Diagnosis System MB SD Compact 4 Mux

C3 C5 C4 Initialization of the multiplexer has failed Error:

Mercedes Star Diagnosis C3 C5 C4 Initialization of the multiplexer has failed Error Solution:

1.If you can make sure that you have use the correct gsunlight mb star c4 software with the mb star multiplexer, and you do not change anything for our MB Star software, and also self-test can be ok; then you can try to replace the config file on the c:programmmecredes-benzconfig to solvoe it;

2.If still can not solve, please check if you connect the car well, and if your car is good to test without any problem, and try to test other cars to see if you have the same error.

3.If the first 2 ways both can not solve your problem, please send back the main unit and software to us for checking and repair.

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