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MB Star C3 V2015.9 up Multiplexer Initialization Failed Solution

Here is the Obd2tool.com engineer solution to Mb Star C3 V2015.9 up DAS Xentry multiplexer initialization failed problem.

Error message:

Initialization of diagnosis multiplexer failed.

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Possible causes:

The link between the diagnosis multiplexer and the diagnostic socket is interrupted.

The link between the diagnostic multiplexer and the diagnostic unit is interrupted.

The voltage supply at the diagnostic socket (circuit 30 and (or) circuit 31) is faulty.

Note:

When using SDconnect,check the connection status using the Toolkit.

Solution:

1. First check if you use the correct software for Star C3 not SD Connect C4, you do not modify software by yourself and it passes self-test.

If all these are okay, replace the Config file in c:\program\mecredes-benz\config

Config file

https://mega.nz/#!vhFEXBiL!jeFN5y38eCEH3ZitnQ2lvOGKBn3hJTWb4KsZ70I537k

2.If still not work, check device and vehicle communication

3. Otherwise send your MB Star C3 and software back to repair.

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MB Star Diagnosis Coding Out ABC on Mercedes R230 Cars

MB Star diagnosis DAS software can code out ABC, here is the example on code out Mercedes SL65.
NOTE : the instruction here only for R230s (not any W215, W216, W220, W221)

To do this, you need a MB Star diagnosis SD Connect C4 with Developer mode. Hook up SD Connect diagnostic system to your car and when it reads your car, select Control Units, pick Information and Communication and you will see ICM :

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After ICM, you will see Control Unit Adaptions :
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From there, choose the year of your model :
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From there, select Special Equipment
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Select ABC :

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1 Then go to the drop down tab and change it from PRESENT to NOT PRESENT, and click F3.
2 After that, turn off the car, with the doors closed.
3 Wait 1-2 mins and start the car back up (no more ABC codes and no white or red lights).