I am doing a OBD2 to OBD1 conversion. To replug the ecu for a 2 wire iacv, insted of the 3 that is on my d16y7. I am asking since I am putting a P05 ecu in my car do I have to plug it? or is that for only my stock 99 ecu?

here is a link to what I am talking about also.

http://www.ff-squad.com/tech/wiring/wiring.99-01.jpg

 

anyone know what I am even talking about? haha