Disconnect the vanity lamp connector and check for continuity between terminals.
Remove the sunvisor assembly and check for continuity between terminals. If the continuity is not as specified, replace the vanity lamp or sunvisor.
Condition A
Power ON : When mirror frame in the sunvisor is opened over 1.97in(50mm)
Condition B
Lighting ON : When sunvisor is positioned within the vertical angle ±50° range.