2009 Toyota Sequoia Navigation Manual - Page 150

08 05.16 OTHER FUNCTIONS D Automatic volume settings for high speed You can set the volume one step up when the speed is over 50 mph (80 km/h). (When it is under 43 mph (70 km/h), previous volume is back.) Each time you touch "Adaptive Volume Control", you can switch on or off. D Initializing the settings You can initialize the settings. 5U5087F Touch "Default". 5U5088F Touch "Yes". 130