Oxygen Sensor: Testing and Inspection

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Component Inspection

1. Disconnect the HO2S connector.
2. Measure resistance between HO2S heater terminals 3 and 5 [B1/S1].
3. Measure resistance between HO2S heater terminals 3 and 4 [B1/S2].
4. Check that the resistance is within the specification.

Specification : Refer to Specification section.