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Home >> Mitsubishi >> 2010 >> Lancer ES, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 17 (Controller Area Network (Can) - Lancer Evolution) >> Diagnosis >> Can Bus Diagnostics >> DIAGNOSTIC ITEM 13: Diagnose the lines between joint connector (CAN2) and joint connector (CAN3) >> Diagnosis

DIAGNOSTIC ITEM 13: Diagnose the lines between joint connector (CAN2) and joint connector (CAN3): Diagnosis

WARNING: This page is about a different car, the 2008 Mitsubishi Lancer. However, it is still accessible from the selected car via links, so may be relevant.

Required Special Tools: 

  1. STEP 1. Check joint connector (CAN2) C-104, joint connector (CAN3) C-127 and intermediate connector C-131 for loose, corroded or damaged terminals, or terminals pushed back in the connector. 
    CAUTION: The strand end of the twisted wire should be within 10 cm (4 inches) from the connector. For details refer to SERVICE PRECAUTIONS  .

    Q: Are joint connector (CAN2) C-104, joint connector (CAN3) C-127 and intermediate connector C-131 in good condition? 

    YES  : Go to Step 2.

    NO  : Repair the damaged parts.

  2. STEP 2. Check the wiring harness between joint connector (CAN2) C-104 and joint connector (CAN3) C-127 for open circuit. 
    CAUTION: Strictly observe the specified wiring harness repair procedure. For details refer to SERVICE PRECAUTIONS  .
    1. Disconnect joint connector (CAN2) C-104 and joint connector (CAN3) C-127, and check the wiring harness.
    2. Check the wiring harness between joint connector (CAN2) C-104 (terminal 4) and joint connector (CAN3) C-127 (terminal 5)

      OK: Continuity exists (2 Ω or less) 

      Fig 1: Checking Wiring Harness Between Joint Connector (CAN2) And Joint Connector (CAN3) Terminals
      G05395704Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
    3. Check the wiring harness between joint connector (CAN2) C-104 (terminal 15) and joint connector (CAN3) C-127 (terminal 16)
      Fig 2: Checking Wiring Harness Between Joint Connector (CAN2) And Joint Connector (CAN3) Terminals
      G05395705Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.

      OK: Continuity exists (2 Ω or less) 

    Q: Is the wiring harness between joint connector (CAN2) C-104 and joint connector (CAN3) C-127 in good condition? 

    YES  : The trouble can be an intermittent malfunction (Refer to HOW TO COPE WITH INTERMITTENT MALFUNCTION ).

    NO  : Repair the wiring harness between joint connector (CAN2) C-104 and joint connector (CAN3) C-127.