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:
Warning message
If the detecting sensor performance is low or overheated by foreign substances
on the rear bumper, the message will appear to notify the driver.
Also, the message may appear when there is heavy ...
Purge Control Solenoid Valve (PCSV) Description and Operation
Description
Purge Control Solenoid Valve (PCSV) is installed on the surge
tank and controls the passage between the canister and the intake
manifold. It is a solenoid valve and is open when the ...
6 Speed Clutch Control Solenoid Valve Repair procedures
Inspection
1.
Turn ignition switch OFF.
2.
Disconnect the E Module connector.
3.
Measure resistance between sensor signal terminal and sensor ground terminal.
4.
Check that the res ...
Categories
Hyundai Equus Manuals
© 2011-2026 Copyright www.heqmanual.com