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Inspection Between TCM and Data Link Connector Circuit

WARNING: This page is about a different car, the 2006 Nissan Pathfinder. However, it is still accessible from the selected car via links, so may be relevant.
  1. CHECK CONNECTOR 
    1. Turn ignition switch OFF.
    2. Disconnect the battery cable from the negative terminal.
    3. Check following terminals and connectors for damage, bend and loose connection (connector side and harness side).
    • Harness connector F14
    • Harness connector E5
    • Harness connector E152
    • Harness connector M31

    OK or NG 

    OK : GO TO 2.

    NG : Repair terminal or connector.

  2. CHECK HARNESS FOR OPEN CIRCUIT 
    1. Disconnect A/T assembly connector and harness connector F14.
    2. Check continuity between A/T assembly harness connector and harness connector.
    TERMINAL CONNECTOR CONTINUITY CHART

    A/T assembly connector Harness connector Continuity
    Connector Terminal Connector Terminal
    F9 3 F14 2 Yes
    8 3 Yes
    Fig 1: Checking Continuity Between A/T Assembly Harness Connector And Harness Connector
    G04177574Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG 

    OK : GO TO 3.

    NG : Repair harness.

  3. CHECK HARNESS FOR OPEN CIRCUIT 
    1. Disconnect harness connector E152.
    2. Check continuity between harness connector and SMJ harness connector.
    TERMINAL CONNECTOR CONTINUITY CHART

    Harness connector SMJ harness connector Continuity
    Connector Terminal Connector Terminal
    E5 2 E152 52G Yes
    3 51G Yes
    Fig 2: Checking Continuity Between Harness Connector And SMJ Harness Connector
    G04177575Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG 

    OK : GO TO 4.

    NG : Repair harness.

  4. CHECK HARNESS FOR OPEN CIRCUIT 

    Check continuity between SMJ harness connector and data link connector.

    TERMINAL CONNECTOR CONTINUITY CHART

    SMJ harness connector Data link connector Continuity
    Connector Terminal Connector Terminal
    M31 52G M22 6 Yes
    51G 14 Yes
    Fig 3: Checking Continuity Between SMJ Harness Connector And Data Link Connector
    G04177576Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG 

    OK : Connect all the connectors and diagnose again. Refer to , "TROUBLE DIAGNOSES WORK FLOW "

    NG : Repair harness.