VERACRUZ(EN) >2011 > G 3.8 DOHC > Heating,Ventilation, Air Conditioning > Air conditioning System > Air Quality Sensor(AQS)>Description and Operation  
Description
1.
A.Q.S is located at center support in front of the engine radiator, and detects hazardous elements in ambient air providing output signal to control.
2.
It will detect sulfurous acid gas, carbon dioxide, carbon monoxide, hydrocarbon and allergen.