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Home >> Volvo >> 1990 >> 240 Base, 4D Sedan, Automatic, AW70L >> Repair and Diagnosis >> Engine Performance >> Theory and Operation >> Engine Controls - Theory & Operation >> Input Devices >> Oxygen Sensor

Oxygen Sensor

Also known as a Lambda-Sond, this heated oxygen sensor generates an electrical signal dependent upon fuel/air mixture. Fuel injection ECU uses this information to adjust amount of injected fuel.