2009 Toyota Tundra Owners Manual - Page 319

3-1. Using the air conditioning system and defogger n For quick clearing of the windshield and side windows Press to turn the air conditioning on. n Using the system in recirculated air mode The windows will fog up more easily if the recirculated air mode is used for an extended period. n When outside air temperature approaches 32° F (0° C) The air conditioning system may not operate even when n When is selected for the air outlets used is pressed. 3 For your driving comfort, air flowing to the feet may be warmer than air flowing to the upper body depending on the position of the temperature control dial. n When the indicator on Press flashes Interior and exterior features and turn off the air conditioning system before turning it on once more. There may be a problem in the air conditioning system if the indicator continues to flash. Turn the air conditioning system off and have it inspected by your Toyota dealer. CAUTION n To prevent the windshield from fogging up Do not set the air outlet selection dial to during cool air operation in extremely humid weather. The difference between the temperature of the outside air and that of the windshield can cause the outer surface of the windshield to fog up, blocking your vision. 291