turbo trans wiring help (PIX)

[xbangu]

the engine turn on, but does start-up right and this is how i got it hook up now...

black/white --> +coil

blue/white --> -coil

pin on right --> coil ignitor (ecu)

pin on left --> ????

can some one help me out, I still have one pin that I don't where it shoudl go to ground or 12V+

thanks xbangu