Toyota 1999 Sienna Owner's Manual page 161

Air intake selector
Move the lever to select the air source.
1. Recirculate—Recirculates the air inside
the vehicle.
2. Fresh—Draws outside air into the sys-
tem.
"A/C" button
To turn on the air conditioning, press the
"A/C" button. The "A/C" button indicator
will come on. To turn the air conditioning
off, press the button again.
If the "A/C" button indicator flashes, there
is a problem in the air conditioning system
and the air conditioning automatically
shuts off. If this happens, take your ve-
hicle to a Toyota dealer for service.
name. SIENNA (45403U)
161