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CAN Communication Inspection Using CONSULT-II (Self-Diagnosis)

WARNING: This page is about a different car, the 2004 Nissan Murano. However, it is still accessible from the selected car via links, so may be relevant.
  1. CHECK SELF-DIAGNOSTIC RESULT 
    CAUTION: If CONSULT-II is used with no connection of CONSULT-II CONVERTER, malfunctions might be detected in self-diagnosis depending on control unit which carry out CAN communication.
    1. Connect to CONSULT-II, and select "BCM" on "SELECT SYSTEM" screen.
    2. Select "BCM control unit" on "SELECT WORK ITEM" screen, and select "SELF-DIAG RESULTS".
    3. Check display content in self-diagnostic results.
      DIAGNOSIS ITEM CHART

      CONSULT-II display code Diagnosis item
      U1000 CAN COMM
      CAN CIRC 1
      CAN CIRC 2
      CAN CIRC 3
      CAN CIRC 4
      CAN CIRC 5

    Contents displayed

    1. No malfunction: INSPECTION END
    2. Malfunction in CAN communication system: GO TO 2.
  2. SYMPTOM CHECK 
    1. Select "CAN diagnosis support monitor" in data monitor.
    2. Select "START" and check display content.
      DIAGNOSIS ITEM CHART

      Diagnosis item Self-diagnostic result content
      Normal Not normal (Example)
      CAN COMM OK NG
      CAN CIRC 1 OK UNKWN
      CAN CIRC 2 OK UNKWN
      CAN CIRC 3 OK UNKWN
      CAN CIRC 4 OK UNKWN
      CAN CIRC 5 OK UNKWN
    1. After printing the monitor items, go to "CAN System". Refer to PRECAUTIONS WHEN USING CONSULT-II .