Hyundai Equus: Heated Oxygen Sensor (HO2S) Schematic Diagrams

Heated Oxygen Sensor (HO2S) Troubleshooting

Signal Waveform Fig.1) The signal waveforms of front HO2S(the upper) and heater(the lower) at idle Fig.2) The signal waveforms of rear HO2S(the upper) and heater(the lower) at idle Fig.3) Typical ...

Heated Oxygen Sensor (HO2S) Repair procedures

Inspection 1. Turn the ignition switch OFF. 2. Disconnect the HO2S connector. 3. Measure resistance between the HO2S terminals 3 and 4. 4. Check that the resistance is within the speci ...

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