20V MK1 Engine Swap Wiring GM Oxygen sensor [Archive] - Toyota MR2 Message Board

20V MK1 Engine Swap, sensor, wire, directly, switched, volts, heater, kerry, wires, signal, generic, ground, bought, silertop, oxygen, shows, positives, diagram, wiring, silvertop, iirc

Hello! Anyone know for sure how to wire up a Ox sensor on a Silvertop ECU? IIRC: The Silertop diagram shows TWO positives, maybe one directly to a switched 12 volts and one to the ECU. I bought a Generic GM 4 wire sensor, one ground, one signal and two wires for the heater. Thanks Kerry