2008 Toyota Highlander Owners Manual - Page 762

2 -1 . Driving proc e dure s Engine (ignition) sw itch (vehicles w ith smart key system) Modes can be switched by pressing the "ENGINE START STOP" switch when carrying the electronic key on your person. n Changing "ENGINE START STOP" switch mode OFF* Emergency flashers can be used. ACC mode Some electrical components such as the audio system can be used. The "ENGINE START STOP" switch indicator turns amber. ON mode All electrical components can be used. The "ENGINE START STOP" switch indicator turns amber. *: The engine cannot be switched to OFF unless the shift lever is in P. 164