July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!
Fan Control Switch
WARNING: This page is about a different car, the 2002 Nissan Sentra. However, it is still accessible from the selected car via links, so may be relevant.
Check continuity between terminals at each switch position.
Fig 1: Terminals Continuity Reference Chart
Courtesy of NISSAN MOTOR CO., U.S.A.
Fig 2: Checking Continuity Between Terminals At Switch Position