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Oxygen Sensor: Testing and Inspection
SENSOR INSPECTIONNOTE: 1.
Before checking, warm up the engine until the engine coolant temperature reaches
80 to 95 °C (176 to 205 °F). 2.
Use an accurate digital voltmeter.
Replace the
oxygen sensor if there is a malfunction.
Tightening torque
Heated oxygen sensor:
50 - 60 Nm (500 - 600 kg.cm, 37 - 44 lb.ft)