CODE 21: Redtop BEAMS, need O2 sensor wiring info please and thanks [Archive] - Toyota MR2 Message Board

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Hi guys, Need O2 sensor wiring order I have a 1992 Redtop BEAMS MR2 and the previous owner hacked up the harness, so i never had an o2 sensor socket. I had a custom harness built and its running great now, however, car smells like unburnt fuel in the engine bay its running so rich and I am almost certain its because of my code 21 and mis-wiring of the O2 sensor. Also, what O2 sensor are you guys using? What I have been doing is just trying different combinations of wires, getting the