How Does A Hego Sensor Work?

How Does A Hego Sensor Work? The HEGO Sensor detects the presence of oxygen in the exhaust and produces a variable voltage according to the amount of oxygen detected. A high concentration of oxygen (lean air/fuel ratio) in the exhaust produces a low voltage signal less than 0.4 volts. How does the oxygen sensor work? … Continue reading How Does A Hego Sensor Work?