Ignition Signal Check

WARNING: This page is about a different car, the 2004 Nissan Maxima. However, it is still accessible from the selected car via links, so may be relevant.

CHECK IGNITION SIGNAL
1. Disconnect the display unit connector.
2. Turn ignition switch ON.
3. Check voltage between display unit harness connector M93 terminal 3 (G) and ground.
Battery voltage should exist.

OK or NG
1. OK: Replace display unit. Refer to CENTER STACK ASSEMBLY .
2. NG: Check harness for open or short between display unit and fuse.
  
  Fig 1: Checking Voltage Between Display Unit Harness Connector M93 Terminal 3 (G) And Ground
  Courtesy of NISSAN MOTOR CO., U.S.A.