Ignition Signal Check

WARNING: This page is about a different car, the 2005 Infiniti G35. However, it is still accessible from the selected car via links, so may be relevant.

CHECK FUSE
Check that the following fuses of the NAVI control unit are not blown.

Fig 1: Fuse Terminals Table
Courtesy of NISSAN MOTOR CO., U.S.A.

OK or NG
1. OK: GO TO 2.
2. NG: If fuse is blown, be sure to eliminate case of malfunction before installing new fuse. Refer to POWER SUPPLY ROUTING CIRCUIT .
IGNITION SIGNAL CHECK
1. Turn ignition switch ON.
2. Check voltage between NAVI control unit harness connector and ground.
  
  Fig 2: Ignition Switch Terminals Table
  Courtesy of NISSAN MOTOR CO., U.S.A.
  
  Fig 3: Checking Voltage Between NAVI Control Unit Harness Connector And Ground
  Courtesy of NISSAN MOTOR CO., U.S.A.
OK or NG
1. OK: Replace NAVI control unit.
2. NG: Repair harness or connector.