Already checked that out, I am pretty sure I am not using the right connector for carbon based contact (https://www.ebay.fr/itm/10Pcs-Bottom-Con...1639169208).
At this point I bought PS Vita 1000 Joystick but with same top as 2000 version : https://www.ebay.fr/itm/Joystick-POUR-PS...EBIDX%3AIT
Update: PS Vita 1000 Joystick work flawless.
At this point I bought PS Vita 1000 Joystick but with same top as 2000 version : https://www.ebay.fr/itm/Joystick-POUR-PS...EBIDX%3AIT
Update: PS Vita 1000 Joystick work flawless.