its in a 89 Si.

1st wire- yellow & green
2nd wire- black

whrere does it go?

 

Is it a JDM motor that doesnt have that little emmisions thing (screws into intake manifold has a little cylinder shapped hat, all-plastic) on the back of the manifold that goes to the charcoal can?

I got that plug with nothing to plug into.

 

is that what it goes to b/c i tok it off.