http://www.daniundalex.de/cms/1397587134.htm this plus coding
ecu for skoda is 1z0 919 475 only for rerar sensors, 1Z0919475 A for front and rear sensors . if dont have 9 bite gateway must to change
I forgot the last sensors need to combine different pin 1,9,7 to pin 8 together
6,10,12 pin in the pin 11 together
you need the front speaker goes on the pin 3 and 4 at the front sensor jack