i wired a b18a1 into my 89 crx si
and there is a little green plug on the back of my motor what does that do????
also i have a plug left over but it wont plug into thegreen one
i think i might og plugged the wroge plug into the wroge

does any one kno what i am talking about ????

what does the green plug do
also what does that silond on the intake mani that gets pluged into by the back of the motor harness????