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Fit L4-1.5L
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Sensors and Switches - Computers and Control Systems
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Description and Operation
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Air Fuel Ratio (A/F) Sensor
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 the exhaust manifold, and sends signals to the ECM/PCM which varies the duration of fuel injection accordingly.