FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
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Ambient Temperature Sensor / Switch HVAC: Description and Operation

A.Q.S(Air quality control system)
A.Q.S sensor is located at center support in front of the engine radiator, and detect hazardous elements in ambient air providing output signal to control. It will detect sulfurous acid gas. carbon dioxide, carbon monoxide, hydrocarbon allergen.