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Home >> Volvo >> 1998 >> S70 Base, Standard >> Repair and Diagnosis >> Engine Performance >> Theory and Operation >> Engine Controls - Theory & Operation >> Computerized Engine Controls >> Input Devices >> Heated Oxygen Sensor (HO2S)
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Heated Oxygen Sensor (HO2S)

Heated oxygen sensor generates an electrical signal proportional to air/fuel mixture. ECM uses this information to adjust amount of injected fuel.

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