2009 Toyota Tundra Owners Manual - Page 311

3-1. Using the air conditioning system and defogger n Using the automatic mode Fan speed is adjusted automatically in accordance with the temperature setting and ambient conditions. As a result, the following may occur. l The system may switch automatically to recirculated mode when the coolest temperature setting is selected in summer. l Immediately after the switch is pressed, the fan may stop for a while until warm or cool air is ready to flow. l Cool air may flow to the area around the upper body when the heater is 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 Window defogger feature Interior and exterior features 3 Recirculated air mode may automatically switch to in situations where the windows need to be defogged. n When outside temperature approaches 32°F (0°C) The air conditioning system may not operate even when n When the indicator on flashes (outside air) mode is pressed. Press 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. 283