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Home >> Volvo >> 1992 >> 740 Turbo, AW71L >> Repair and Diagnosis (Single Page) >> Engine Performance >> Theory and Operation >> Engine Controls - Theory & Operation >> Computerized Engine Controls >> Input Devices >> Oxygen Sensor
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Oxygen Sensor

Also known as a Lambda probe, this heated oxygen sensor generates an electrical signal proportional to air/fuel mixture. Motronic or fuel injection ECU uses this information to adjust amount of injected fuel.

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