2011 Toyota Highlander Owners Manual - Page 390
2011 Toyota Highlander Manual
Page 390 highlights
3-4. Using the hands-free phone system (for cellular phone) Setting voice guidance volume STEP 1 STEP 2 Select "Guidance Volume" using Change the voice guidance volume. To decrease the volume: Turn . counterclockwise. To increase the volume: Turn Initialization clockwise. STEP 1 Select "Reset Settings" and then "Confirm" using . STEP 2 Select "Confirm" using . 364