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Home >> Acura >> 1996 >> Integra GS-R, 4D Sedan >> Repair and Diagnosis (Single Page) >> Engine Performance >> Theory and Operation >> Engine Controls - Theory & Operation >> Computerized Engine Controls >> Input Devices >> Primary Heated Oxygen Sensor (PHO2S)
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Primary Heated Oxygen Sensor (PHO2S)

Measures oxygen content in exhaust gas before catalyst. The PCM uses input from this sensor to control duration of fuel injection. V6 engine use 2 primary oxygen sensors. See OXYGEN SENSOR HEATER  under EMISSION SYSTEMS.

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