How to Solve VVDI Multi Prog “Error Code 0404001f”?

One customer gave feedback that VVDI Multi Prog ECU Tool won’t read anything. He tried force update, authorized the tool again, and pressed the RST button but all not working.

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Here is the Solution:

Turn off Multi Prog Programmer and after 1 minute turn it on and try update again.

Perform this several times.

 

Done! Hope this helps!

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