2009 Lexus IS 350 Owners Manual - Page 212

3-1. Using the air conditioning system and defogger Feet and windshield n Switching between outside air and recirculated air modes IS250 Press . The mode switches between (recycles air inside the vehicle) and (introduces air from outside the vehicle) modes each time is pressed. 3 Interior features IS350 Press . The mode switches among (recycles air inside the vehicle), "AUTO" and (introduces air from outside the vehicle) modes each time is pressed. When the system is switched to automatic mode, the air conditioning system operates automatically. Defogging the windshield Press . The air conditioning system control operates automatically. Recirculated air mode may automatically switch to (outside air) mode when the ambient temperature is low. 213