hey guys i did research...



ok heres the deal..bought the car like this..the wire with the 2 red right and left circles are the iab sensor wires from the ecu..im just wondering tho...it just goes from ecu to ecu..not from iab sensor to ecu..im stumped..i have a free wirte in the middle that i dont know what it goes 2..all help appriciated


ps: this is a 99si with a obd2-1 conversion with a 01 gsr motor