Diagnostic Procedure

WARNING: This page is about a different car, the 2005 Infiniti FX45 and 2005 Infiniti FX35. However, it is still accessible from the selected car via links, so may be relevant.

Check the following if "CAN COMM CIRCUIT [U1000]" is detected in self-diagnostic results of CONSULT-II.

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: Identifying Display - Self Diag Result
Courtesy of NISSAN MOTOR CO., U.S.A.