Honda TSX 2006 Owner's Manual page 158

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.
After you close the door, the ignition
switch light stays on for several
seconds.