Diagnostic Procedure

WARNING: This page is about a different car, the 2003 Nissan Altima. 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 to "ON" position. (Do not start engine.)
2. Select "DATA MONITOR" mode for "A/T" with CONSULT-II.
3. The "CAN COMM CIRCUIT" is detected.
Yes or No
1. Yes: Print our CONSULT-II screen, GO TO 2.
2. No: INSPECTION END
Fig 1: Checking CAN Communication Circuit With Consult II
Courtesy of NISSAN MOTOR CO., U.S.A.
CHECK CAN COMMUNICATION SIGNALS
With CONSULT-II
1. Turn ignition switch to "ON" position. (Do not start engine.)
2. Select "CAN COMM SIGNALS" in "DATA MONITOR" mode for "A/T" with CONSULT-II.
  1. : Print out CONSULT-II screen, Go to LAN-27, "CAN SYSTEM (FOR A/T MODELS)".
CAN Communication Signals

Fig 2: CAN Communication Signals Chart
Courtesy of NISSAN MOTOR CO., U.S.A.