CR-V LX 4WD L4-2.4L (2002)
Oxygen Sensor: Description and Operation
Air Fuel Ratio (A/F) Sensor
Air Fuel Ratio (A/F) Sensor
The A/F Sensor operates over a wide air/fuel range. The A/F Sensor is installed upstream of the TWC, and sends signals to the ECM/PCM which varies
the duration of fuel injection accordingly.
