Fgtech Galletto V54 K-line not working customer solution

Here is the customer solution to the Fgtech Galletto master ecu programmer k-line not working issue.

Question:

any idea to repair this old Fgtech v54 k-line not working

Answer:

Replace 2x smd resistor

Swap 2700 for 270 ohm

Swap 4700 for 470 ohm

Change HCF40106 for HEF40106BT

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