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
| 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)]
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Heated Oxygen Sensor (HO2S) Schematic Diagrams
Circuit Diagram
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See also:
Rear Differential Carrier Components and Components Location
Component
1. Rear differential carrier assembly
Component
1. Pinion lock nut2. Companion flange3. Pinion oil seal4. Pinion front bearing5. Differential case6. Side oil seal7. Drain plug8. ...
Air Spring Repair procedures
Removal
•
Before replacing the relevant parts, use GDS equipment to fully discharge the air from the relevant parts.
(Refer to Air Suspension System - "Repair procedures ( ...
Rear Wheel House Trim Components and Components Location
Component Location
1. Rear wheel house trim
...
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