Toyota 2012 Highlander Owner's Manual page 363

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