Diagnostic Procedure

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

CHECK CAN COMMUNICATION CIRCUIT
With CONSULT-II
1. Turn ignition switch "ON" and start engine.
2. Select "SELF-DIAG RESULTS" mode for "ALL MODE AWD/4WD" with in CONSULT-II.
3. Perform the self-diagnosis.
Is the "CAN COMM CIRCUIT [U1000]" displayed?
1. YES: Print out CONSULT-II screen and go to "PRECAUTIONS WHEN USING CONSULT-II ".
2. NO: Inspection End.
  
  Fig 1: Check Voltage Between Transfer Control Unit Harness Connector Terminal And Ground
  Courtesy of NISSAN MOTOR CO., U.S.A.