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(Solved) SD C4 device no connection error


(Solved)  SD C4 device no connection error


One of our customer had the device not connection problem when using   SD Connect C4 diagnostic system. Here is the working solution provided by MBStarTool.com engineer.



You are required to update the SD C4 firmware follow the guide here:

  1. Install SD Connect C4 battery 
  2. Update SDConnect


He did 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


Customer feedback:

this was the right solution of the Problem.

The Names were wrong.

Thank you very much for your help.

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