Originally Posted by
EP1491
????? Didn't know that. Are the colored wires grounds or positive too? Not trying ot be a dick jsut curious. But still in either case the obd1 injectors require 12 volts and the resister box puts them to 5.5± volts right? You know it better than I do, just trying to figure this stuff out too.
the injector box reduces the current(amps) not volts. The colored wires(brown, red, blue, yelow) that go to the ecu are "ground wires", the ecu contols the injectors by grounding them. DO NOT GROUND these to the body, or any wires that go to the ecu for that matter. -Neal