Toyota FJ cruiser 2013 Owner's Manual page 307

Changing a registered name
Select "Change Phone Name (Change name)" using a voice
command or
Select the name of the cellular phone to be changed by either
of the following methods:
a. Press the talk switch and say the desired phone name, and
select "Confirm" using a voice command or
b. Press the talk switch and say "List phones". While the
desired phone name is being read aloud, press the talk
switch.
c. Select the desired phone name using
Press the talk switch or select "Record Name" using
Select "Confirm" using a voice command or
3-4. Using the hands-free phone system (for cellular phone)
.
, and say a new name.
.
3
.
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