2009 Toyota Sienna Owners Manual - Page 416

3 -7 . Ot he r int e rior fe a t ure s Se at he at e rs (if e quippe d) Front passenger's seat On The indicator light comes on. Adjusts the seat temperature The further you move the dial upward, the warmer the seat becomes. Driver's seat n The seat heaters can be used when The engine switch is in the "ON" position. n When not in use Move the dial fully downward. The indicator light turns off. CAUTION n Burns l Use caution when seating the following persons in a seat with the seat heater on to avoid the possibility of burns: Babies, small children, the elderly, the sick and the disabled Persons with sensitive skin Persons who are fatigued Persons who have taken alcohol or drugs that induce sleep (sleeping drugs, cold remedies, etc.) l Do not cover the seat with anything when using the seat heater. Using the seat heater with a blanket or cushion increases the temperature of the seat and may lead to overheating 390