Toyota 2009 Tundra Owner's Manual page 304

3-1. Using the air conditioning system and defogger
1
*
: Double Cab and CrewMax models only
2
*
: CrewMax models only
1
*
: Double Cab and CrewMax models only
2
*
: CrewMax models only
Switching between outside air and recirculated air modes
n
Press
The mode switches between
(recirculated air mode) each time the switch is pressed.
280
*
1
*
2
*
1
*
1
*
2
*
1
.
When the dial is set to
flows to the feet.
When the dial is set to
flows to the feet and the wind-
shield defogger operates.
(outside air mode) and
, air
, air