2009 Toyota Highlander Owners Manual - Page 418
2009 Toyota Highlander Manual
Page 418 highlights
3-7. Other interior features Type C (12 V) Type D (115 VAC)*3 Main switch To use the power outlet, turn on the main switch. Power outlet socket Type E (12 V) *1: Vehicles with seat heater *2: Vehicles without seat heater *3: Vehicles with rear entertainment system 390