2006 Lexus ES 330 Owners Manual - Page 183

AIR CONDITIONING (b) Windshield defogging and defrosting This button allows the air intake to select OUTSIDE AIR mode automatically. This is to clean up the front view more quickly. It is not possible to return to RECIRCULATED AIR mode in the windshield air flow mode. Push the "A/C" button for dehumidified heating or cooling. This setting clears the front view more quickly. CAUTION Do not use the windshield air flow button during cooled air operation in extremely humid weather. The difference between the temperature of the outside air and that of the windshield could cause the outer surface of the windshield to fog up blocking your vision. To remove interior fog on the windshield - Push the windshield air flow button. To remove frost or exterior fog on the windshield - 1. Push the "TEMP" button to set the maximum temperature. 2. Push the windshield air flow button. 3. Push the fan speed control button on the right side to obtain a maximum air flow. 4. Leave the "A/C" button off. When the windshield air flow button is pushed, air flows mainly from the windshield vents and turns on the defogging function with the purpose of clearing the front view. Pushing this button once again returns the air flow mode to the last one used. 183