Acura 2008 TSX Owner's Manual page 160

Interior Lights
Courtesy Light
COURTESY LIGHT
The courtesy light between the
spotlights comes on when you turn
the parking lights on. To adjust its
brightness, turn the select/reset
knob on the instrument panel.
154
Individual Interior Lights
The courtesy lights in the front
doors and around the ignition switch
come on when you open any door,
remove key from the ignition switch,
or unlock the driver's door.
After all doors are closed tightly, the
light dims slightly, then fades out in
about 30 seconds.
To change the ''INTERIOR LIGHT
DIMMING TIME,'' see page 106 .