ecuhelp KT200 write Chevrolet Delco E39A and receive “error SK1”, “Error SilentKey” (shown as below).


How to fix ecuhelp KT200 “Error SilentKey”?
Delco E39A ECU is new with 10-bit seed, please read password by IO-PROG, then read flash.


How to calculate the password, please refer to the video below (ECUHELP IO prog GM ACDELCO E84 ECU read and write ok), which share the same method to read the password:
 

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