Roof Console Box Assembly
WARNING: This page is about a different car, the 2002 Lexus ES 300. However, it is still accessible from the selected car via links, so may be relevant.
Check that there is continuity between terminals No. 6 and 7 of the map lamp when the switch is operated. See CONNECTOR IDENTIFICATION . The standard results are continuity if the switch is ON and no continuity if the switch is OFF.