Update
To run the speed gauge, I found (by try and error) that wire PU-YL needs to be pulled down with a pulse ranging from 30Hz to 365 Hz to cover the whole range of the speeds, I am preparing a schematic and will post as soon as it is ready
Hi
Several years ago I bought a used 1996 GTX , it ran OK for the low price I payed. The speedometer and infocenter display didn't work. The speed wheel was missing and I thought the display needed A UV film, but when I disassembled it I found a big part of the board inside burnt. I decided to...