Hyundai Equus: Air Quality Sensor (AQS) Description and Operation
Second generation VI (2009–2026) / Hyundai Equus VI 2009-2026 Service Manual / Heating, Ventilation and Air Conditioning / Air Conditioning System / Air Quality Sensor (AQS) Description and Operation
Second generation VI (2009–2026) / Hyundai Equus VI 2009-2026 Service Manual / Heating, Ventilation and Air Conditioning / Air Conditioning System / Air Quality Sensor (AQS) Description and Operation
| Desciption |
The Air Quality Sensor (AQS) is located at the center support
in front of the engine radiator. It detects hazardous elements in
ambient air providing output signal to the control.
AQS will detect sulfurous acid gas, carbon dioxide, carbon monoxide, hydrocarbon and allergen.
Ambient Temperature Sensor Repair procedures
Inspection
1.
Turn the ignition switch OFF.
2.
Remove the front bumper.
(Refer to Body - "Front Bumper Cover")
3.
Disconnect ambient temperature sensor.
4.
Check the resistance of the ...
Air Quality Sensor (AQS) Repair procedures
Inspection
1.
Turn the ignition switch OFF.
2.
Connect the GDS.
3.
Check the output voltage of AQS between terminal 2 and 3.
1. DC 12V( Ignition)2. Sensor ground3. AQS signal
Specif ...
See also:
Battery Troubleshooting
Troubleshooting
...
Components and Components Location
Component Location
1. Head lamp (High) 2. Head lamp (Low)3. Front fog lamp4. Front turn signal lamp5. Door mirror lamp6. High mounting stop lamp7. Tail/stop lamp8. Rear turn signal lamp9. Back up ...
Intake Air Temperature Sensor (IATS) Repair procedures
Inspection
1.
Connect the GDS on the Data Link Connector (DLC).
2.
Measure the output voltage of the MAPS at idle and IG ON.
Specification: Refer to "Specification"
...
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