Ignition Signal Check for NAVI Control Unit

WARNING: This page is about a different car, the 2005 Nissan Quest. However, it is still accessible from the selected car via links, so may be relevant.

CHECK IGNITION SIGNAL
1. Disconnect NAVI control unit connector P107.
2. Turn ignition switch ON.
3. Check voltage between NAVI control unit harness connector P107 terminal 26 (G) and ground.
  
  Fig 1: Checking Voltage Between NAVI Control Unit Harness Connector P107 Terminal 26 & Ground
  Courtesy of NISSAN MOTOR CO., U.S.A.
  
  Battery voltage should exist.
OK or NG
1. OK: Replace NAVI control unit. Refer to "REMOVAL AND INSTALLATION OF NAVI CONTROL UNIT ".
2. NG: Check harness for open or short between NAVI control unit and fuse.