Horn
Press 
on the steering wheel
pad to sound the horn.
See also:
Theater Dimming
This feature allows for a three to five second fade out of
the courtesy lamps instead of immediate turn off. ...
Dome Lamps
The dome lamps will come on when you open a
door unless the dome lamp override is pressed in. ...
Adjusting the Speakers (Balance/Fade)
AUDIO: To adjust the balance between the
right and the left speakers, push and release the
AUDIO knob until BAL (balance) displays.
Turn the knob to move the sound toward the right
or the left s ...