Toyota 2004 Sequoia Owner's Manual page 226

Each time you push the "Audio" switch,
another language stored on the disc is
selected.
The selected audio language will appear
on the screen.
Push the "Back" switch to return to the
previous screen.
218
04_SEQUOIA_U (L/O 0309)
CHANGING AUDIO FORMAT (DVD audio
only)
Push the "Audio" switch on the screen or
the "AUDIO" button on the controller and
the changing audio format screen will ap-
pear.
2004 SEQUOIA from Sep. '03 Prod. (OM34423U)