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CAN Communication Line Check

  1. CHECK MONITOR DESCRIPTION 
    1. Start display control unit self-diagnosis. Refer to "SELF-DIAGNOSIS MODE (DCU) ".
    2. Select "CAN DIAG SUPPORT MONITOR". Refer to "CAN DIAG SUPPORT MONITOR ".
      ITEM REFERENCE CHART

      Item content Error counter
      Normal condition Error (Example)
      CAN_COMM OK NG 0-50
      CAN_CIRC_1 OK UNKWN 0-50
      CAN_CIRC_2 OK UNKWN 0-50
      CAN_CIRC_3 OK UNKWN 0-50
      CAN_CIRC_4 OK UNKWN 0-50
      CAN_CIRC_5 OK UNKWN 0-50
      CAN_CIRC_6 OK UNKWN 0-50
      CAN_CIRC_7 OK UNKWN 0-50
      CAN_CIRC_8 OK UNKWN 0-50
      CAN_CIRC_9 OK UNKWN 0-50
      Fig 1: Self-Diagnosis Screen - CAN DIAG SUPPORT MONITOR
      G04904264
    3. Record each item display description (OK/NG/UKNWN) displayed on the following CAN DIAG SUPPORT MONITOR Check Sheet.

      CAN DIAG SUPPORT MONITOR Check Sheet 

      CAN DIAG SUPPORT MONITOR CHECK SHEET

      Diagnosis item Screen display Diagnosis item Screen display
      CAN_COMM OK NG CAN_CIRC_5 OK UNKWN
      CAN_CIRC_1 OK UNKWN CAN_CIRC_6 OK UNKWN
      CAN_CIRC_2 OK UNKWN CAN_CIRC_7 OK UNKWN
      CAN_CIRC_3 OK UNKWN CAN_CIRC_8 OK UNKWN
      CAN_CIRC_4 OK UNKWN CAN_CIRC_9 OK UNKWN

      After filling in CAN DIAG SUPPORT MONITOR Check Sheet, GO TO "TROUBLE DIAGNOSIS ".

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