2009 Toyota Tundra Regular Cab Navigation Manual - Page 148

08 05.16 OTHER FUNCTIONS D Deleting the speed tone individually. You can delete "1" to "6" of the speed tone. If you delete them all at once, all of 6 numbers are deleted. 5U5079F 4. Input the number and touch "OK". 5U5080F 1. Touch "Delete" of "Speed Tone". 5U5081F 2. Touch the touch−screen button you want to delete. 5U5082F 3. Touch "Yes". 128