Download 02 Sensor Heater Wire Diagram Gif. Of the four wires, we need to worry only about the wire identified by the letter d and letter d. Leave the sensor plugged in.
3 wire heated oxygen sensor - Third Generation F-Body ... from www.thirdgen.org The oxygen storage capacity of the three way catalyst (manifold) causes the longer. Remember that in order for this design to work, you have to keep the temperature sensor close to the heating elements. Yesterday i rode and collected several thousand data points at.
These two are the ones that feed power and ground to the heater element within the downstream oxygen sensor.
Leave o2 heater wires connected to the stock narrow band sensor, temporarily, until i can figure out what the motronic needs you will be pleased with the results if you can handle the wiring. You can find the front o2 sensor circuit diagram here: The heating coil heats the load through a full bridge push pull action. So, it is essentially the same.
