2004 Lexus ES 330 Owners Manual - Page 75
2004 Lexus ES 330 Manual
Page 75 highlights
SWITCHES SEAT HEATER SWITCHES CAUTION Occupants must use caution when operating the seat heater because they may experience minor burns even at low temperatures. Use extra caution for; D Babies, small children, elderly persons, sick persons or handicapped persons D Persons who have delicate skin D Persons who are exhausted D Persons who have taken alcohol or drugs which induce sleep (sleeping drug, cold remedy, etc.). " 1 For driver's seat 2 For front passenger's seat To turn on the seat heater, push the switch. At this time, the indicator lamp comes on. The ignition switch must be in the "ON" position to operate seat heaters. Each time you push the switch, the mode changes in order from the "HI" (high heating temperature) mode to "LO" (low heating temperature) mode to off. The seat heater automatically changes to off mode when the ignition switch is turned to the "ACC" or "LOCK" position. When the ignition switch is turned to the "ON" position again, the seat heater remains off until the switch is pushed. To prevent the seat from overheating, do not use the seat heater with a blanket, cushion, or other insulating objects which cover the seat. 56