Ignition Signal Check for NAVI Control Unit

WARNING: This page is about a different car, the 2003 Nissan Murano. However, it is still accessible from the selected car via links, so may be relevant.

CHECK IGNITION SIGNAL
1. Turn ignition switch OFF.
2. Disconnect NAVI control unit connector.
3. Turn ignition switch ON.
4. Check voltage between NAVI control unit harness connector M63 terminal 26 (G) and ground.
  1. Battery voltage should exist.
OK or NG
1. OK : Replace NAVI control unit.
2. NG : Check harness for open or short between NAVI control unit and fuse.
Fig 1: Checking Voltage Between NAVI Control Unit Harness Connector M63 Terminal 26 And Ground
Courtesy of NISSAN MOTOR CO., U.S.A.