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Home >> Isuzu >> 1998 >> Trooper LS >> Repair and Diagnosis (Single Page) >> Engine Performance >> Theory and Operation >> Engine Controls - Theory & Operation >> Computerized Engine Controls >> Input Devices >> Heated Oxygen Sensor (HO2S)

Heated Oxygen Sensor (HO2S)

Sensor is located in exhaust manifold, and informs PCM of amount of oxygen in exhaust gases. By heating up HO2S, it can send accurate information before a standard O2S would.

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