Should I Use Recirculation or Fresh Air Mode When Running AC in Summer?

1 Answers
CadenAnn
07/30/25 6:19am
In summer, first use the fresh air mode or open the windows for ventilation, then switch to recirculation mode. More information about recirculation and fresh air modes is as follows: 1. Recirculation function: Recirculation enhances AC efficiency by cooling the already cooled air inside the cabin. However, prolonged use of recirculation may reduce air quality inside the vehicle, potentially causing dizziness. It's recommended to alternate between recirculation and fresh air modes periodically to improve air quality. If your vehicle has a mechanical lever instead of a button for air circulation control, placing the lever between recirculation and fresh air positions allows some outside air to enter, improving ventilation. 2. Fresh air function: The fresh air mode brings outside air into the cabin. During winter, if the heater makes the cabin too warm, you can turn off the fan and activate fresh air mode to maintain temperature while getting fresh air.
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