Hyundai Equus: Air Quality Sensor (AQS) Description and Operation
Second generation VI (2009–2024) / Hyundai Equus VI 2009-2024 Service Manual / Heating, Ventilation and Air Conditioning / Air Conditioning System / Air Quality Sensor (AQS) Description and Operation
Second generation VI (2009–2024) / Hyundai Equus VI 2009-2024 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:
Schematic Diagrams
System Diagram
1. Front view camera2. PGS Unit3. AVN monitor (LCD)4. Front blind camera switch5. Rear view camera
Block Diagram & Communications
CategoryRoleVoltageI/OIgnition Power· Ro ...
Front Impact Sensor (FIS) Repair procedures
Removal
•
Removal of the airbag must be performed according to the precautions/ procedures described previously.
•
Before disconnecting the front impact sensor connec ...
Battery recharging by battery charger
Your vehicle has a maintenance-free, calcium-based battery.
If the battery becomes discharged in a short time (because, for example,
the headlights or interior lights were left on while the veh ...
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