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Hyundai Equus: Heated Oxygen Sensor (HO2S) Troubleshooting - Engine Control System - Engine Control/Fuel System - Hyundai Equus VI 2009-2026 Service ManualHyundai Equus: 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 waveforms of front HO2S(the upper) and rear HO2S(the lower).
    Heated Oxygen Sensor (HO2S) Specifications
    Specification A/F Ratio (x)Output Voltage(V)RICH0.6 ~ 1.0LEAN0 ~ 0.4 ItemSpecificationHeater Resistance (x)Approx. 9.0 [21°C(69.8°F)] ...

    Heated Oxygen Sensor (HO2S) Schematic Diagrams
    Circuit Diagram ...

    See also:

    Air cleaner filter
    A Genuine HYUNDAI air cleaner filter is recommended when the filter is replaced. ...

    Master Cylinder Components and Components Location
    Components 1. Reservoir cap2. Reservoir3. Grommet4. Cylinder pin5. Retainer6. Primary piston assembly7. Secondary piston assembly8. Master cylinder body ...

    General Safety Information and Caution
    Precautions General Precautions Please read the following precautions carefully before performing the airbag system service. Observe the instructions described in this manual, or the airbags c ...

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