2010 Toyota Highlander Owners Manual - Page 202

2-1. Driving procedures n Changing "ENGINE START STOP" switch modes Modes can be changed by pressing the "ENGINE START STOP" switch with the brake pedal released. (The mode changes each time the switch is pressed.) OFF* The emergency flashers can be used. ACCESSORY mode Some electrical components such as the audio system can be used. The "ENGINE START STOP" switch indicator turns amber. IGNITION 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. 174