Hyundai Equus: Heated Oxygen Sensor (HO2S) Troubleshooting
Second generation VI (2009–2025) / Hyundai Equus VI 2009-2025 Service Manual / Engine Control/Fuel System / Engine Control System / Heated Oxygen Sensor (HO2S) Troubleshooting
Second generation VI (2009–2025) / Hyundai Equus VI 2009-2025 Service Manual / Engine Control/Fuel System / Engine Control System / 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
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See also:
Front Fog Lamps Repair procedures
Removal
1.
Disconnect the negative (-) battery terminal.
2.
Remove the front bumper.
(Refer to Body - "Bumper")
3.
Remove the front fog lamp assembly (A) after loosening screws.
Install ...
Starting the engine
WARNING
Always wear appropriate shoes when operating your vehicle. Unsuitable shoes
(high heels, slippers, ski boots, etc.) may interfere with your ability to use the
brake and accelerator pedal. ...
Rear Seat Belt Retractor Components and Components Location
Component Location
1. Rear seat belt retractor
...
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