Hyundai Equus: Heated Oxygen Sensor (HO2S) Troubleshooting
Second generation VI (2009–2026) / Hyundai Equus VI 2009-2026 Service Manual / Engine Control/Fuel System / Engine Control System / Heated Oxygen Sensor (HO2S) Troubleshooting
Second generation VI (2009–2026) / Hyundai Equus VI 2009-2026 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:
Damper Clutch Control Solenoid Valve Specifications
Specifications
Damper Clutch Control VFS
x Control type : Normal low type
Control Pressure kpa (kgf/cmx, psi)0~500.14 (0~5.1,0~72.54)Current value(mA)0~850 Internal resistance( ...
Fuel Pressure Control Valve Schematic Diagrams
Circuit Diagram
...
PGS Unit (Back & Blinde Unit) Repair procedures
Removal
1.
Disconnect the negative (-) battery terminal.
2.
Remove the glove box housing (A).
(Refer to Body - "Crach Pad")
3.
Remove the glove box housing connector (A).
4.
Remove t ...
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