Oxygen (O2) Sensor
O2 sensor is located in exhaust system and generates an output voltage. Output voltage varies with oxygen content of exhaust gas stream. ECM adjusts air/fuel mixture based on signals from O2 sensor.
O2 sensor is located in exhaust system and generates an output voltage. Output voltage varies with oxygen content of exhaust gas stream. ECM adjusts air/fuel mixture based on signals from O2 sensor.