LEMON Manuals: Even more car manuals for everyone
Home >> Nissan-Datsun >> 2002 >> Sentra SE-R, Automatic >> Repair and Diagnosis >> External Pages >> Different car >> Section 1867 (Automatic Transmission) >> DTC P0615 Start Signal Circuit >> Diagnostic Procedure

Diagnostic Procedure

WARNING: This page is about a different car, the 2006 Nissan Xterra. However, it is still accessible from the selected car via links, so may be relevant.
  1. CHECK STARTER RELAY 

    with CONSULT-II 

    1. Turn ignition switch ON. (Do not start engine.)
    2. Select "SELECTION FROM MENU" in "DATA MONITOR" mode for "A/T" with CONSULT-II and check monitor "STARTER RELAY" ON/OFF.
    Fig 1: CONSULT-II Display - DATA MONITOR Mode For A/T
    G04203740Courtesy of NISSAN MOTOR CO., U.S.A.

    Without CONSULT-II 

    1. Turn ignition switch ON. (Do not start engine.)
    2. Check voltage between the IPDM E/R connector and ground.
    CONNECTOR TERMINAL VOLTAGE REFERENCE

    Item Connector Terminal Shift position Voltage (Approx.)
    Starter relay E122 48 Ground "N" and "P" Battery voltage
    "R" and "D" 0V

    OK or NG 

    OK: GO TO  5.

    NG: GO TO  2.

    Fig 2: Checking Voltage Between IPDM E/R Connector And Ground
    G04203741Courtesy of NISSAN MOTOR CO., U.S.A.
  2. CHECK HARNESS BETWEEN A/T ASSEMBLY HARNESS CONNECTOR AND IPDM E/R CONNECTOR 
    1. Turn ignition switch OFF.
    2. Disconnect A/T assembly harness connector and IPDM E/R connector.
    3. Check continuity between A/T assembly harness connector and IPDM E/R connector.
      CONNECTOR TERMINAL CONTINUITY REFERENCE

      Item Connector Terminal Continuity
      A/T assembly harness connector F9 9 Yes
      IPDM E/R connector E122 48
    4. If OK, check harness for short to ground and short to power.
    5. Reinstall any part removed.

    OK or NG 

    OK: GO TO  3.

    NG: Repair open circuit or short to ground or short to power in harness or connectors.

    Fig 3: Checking Continuity Between A/T Assembly Harness Connector And IPDM E/R Connector
    G04203742Courtesy of NISSAN MOTOR CO., U.S.A.
  3. CHECK TERMINAL CORD ASSEMBLY 
    1. Remove control valve with TCM. Refer to "CONTROL VALVE WITH TCM AND A/T FLUID TEMPERATURE SENSOR 2 ".
    2. Disconnect A/T assembly harness connector and TCM connector.
    3. Check continuity between A/T assembly harness connector terminal and TCM connector terminal.
      CONNECTOR TERMINAL CONTINUITY REFERENCE

      Item Connector Terminal Continuity
      A/T assembly harness connector F9 9 Yes
      TCM connector F502 8
    4. If OK, check harness for short to ground and short to power.
    5. Reinstall any part removed.

    OK or NG 

    OK: GO TO  4.

    Fig 4: Checking Continuity Between A/T Assembly Harness Connector Terminal And TCM Connector Terminal
    G04203743Courtesy of NISSAN MOTOR CO., U.S.A.

    NG: Replace open circuit or short to ground and short to power in harness or connectors.

  4. DETECT MALFUNCTIONING ITEM 

    Check the following.

    OK or NG 

    OK: Replace the control valve with TCM. Refer to "CONTROL VALVE WITH TCM AND A/T FLUID TEMPERATURE SENSOR 2 ".

    NG: Repair or replace damaged parts.

  5. CHECK DTC 

    Perform "DTC CONFIRMATION PROCEDURE ".

    OK or NG 

    OK: INSPECTION END 

    NG: GO TO  2.

scientia non olet · About LEMON Manuals