tachometer 40 cv 2t

[michel92]

Hello I'm looking to connect this tachometer to Mariner 40 hp 2t 6E9 same as 40 yamaha 2t on the part with a plastic connector there is 1 red wire 1 black, 1 yellow, 1 green, 1 black on top 1 green and 1 black and on the other side 1 blue and 1 black Thank you for your help greetings

[99yam40]

red would be battery pos
black neg
yellow key on pos
green is tach signal
blue is lights