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Home >> Infiniti >> 2011 >> G37 IPL, Standard >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 61 (Automatic Transmission -- G37 Coupe) >> DTC/Circuit Diagnosis >> Shift Lock System >> With ICC >> WITH ICC : Diagnosis Procedure

WITH ICC : Diagnosis Procedure

WARNING: This page is about a different variant/trim than selected.
  1. CHECK POWER SOURCE (PART 1)
    1. Turn ignition switch OFF.
    2. Disconnect shift lock relay.
    3. Check voltage between shift lock relay vehicle side harness connector terminal and ground.
      VOLTAGE REFERENCE CHART

      Shift lock relay vehicle side harness connector Ground Condition Voltage (Approx.)
      Connector Terminal
      E52 2 Depressed brake pedal. Battery voltage
      Released brake pedal. 0 V

      Is the inspection result normal? 

      YES: Go to 2.

      NO: Go to  10.

  2. CHECK GROUND CIRCUIT (PART 1)

    Check continuity between shift lock relay vehicle side harness connector terminal and ground.

    CONTINUITY REFERENCE CHART

    Shift lock relay vehicle side harness connector Ground Continuity
    Connector Terminal
    E52 1 Existed

    Is the inspection result normal? 

    YES: Go to 3.

    NO: Repair or replace damaged parts.

  3. CHECK SHIFT LOCK RELAY

    Check shift lock relay. Refer to "WITH ICC : COMPONENT INSPECTION (SHIFT LOCK RELAY) ".

    Is the inspection result normal? 

    YES: Go to 4.

    NO: Repair or replace damaged parts.

  4. CHECK POWER SOURCE (PART 2)
    1. Turn ignition switch ON.
    2. Check voltage between shift lock relay vehicle side harness connector terminal and ground.
      VOLTAGE REFERENCE CHART

      Shift lock relay vehicle side harness connector Ground Voltage (Approx.)
      Connector Terminal
      E52 5 Battery voltage

      Is the inspection result normal? 

      YES: Go to 5.

      NO: Go to  20.

  5. CHECK HARNESS BETWEEN SHIFT LOCK RELAY AND A/T SHIFT SELECTOR (PART 1)
    1. Turn ignition switch OFF.
    2. Disconnect A/T shift selector connector.
    3. Check continuity between shift lock relay vehicle side harness connector terminal and A/T shift selector vehicle side harness connector terminal
      CONTINUITY REFERENCE CHART

      Shift lock relay vehicle side harness connector A/T shift selector vehicle side harness connector Continuity
      Connector Terminal Connector Terminal
      E52 3 M137 8 Existed

      Is the inspection result normal? 

      YES: Go to 6.

      NO: Repair or replace damaged parts.

  6. CHECK HARNESS BETWEEN SHIFT LOCK RELAY AND A/T SHIFT SELECTOR (PART 2)

    Check continuity between shift lock relay vehicle side harness connector terminal and ground.

    CONTINUITY REFERENCE CHART

    Shift lock relay vehicle side harness connector Ground Continuity
    Connector Terminal
    E52 3 Not existed

    Is the inspection result normal? 

    YES: Go to 7.

    NO: Repair or replace damaged parts.

  7. CHECK GROUND CIRCUIT (PART 2)

    Check continuity between A/T shift selector vehicle side harness connector terminal and ground.

    CONTINUITY REFERENCE CHART

    A/T shift selector vehicle side harness connector Ground Continuity
    Connector Terminal
    M137 4 Existed

    Is the inspection result normal? 

    YES: Go to 8.

    NO: Repair or replace damaged parts.

  8. CHECK HARNESS BETWEEN A/T SHIFT SELECTOR AND SHIFT LOCK UNIT
    1. Disconnect shift lock unit connector.
    2. Check continuity between A/T shift selector connector terminals and shift lock unit A/T shift selector side connector terminals.
      CONTINUITY REFERENCE CHART

      A/T shift selector connector Shift lock unit A/T shift selector side connector Continuity
      Connector Terminal Connector Terminal
      M137 8 M222 3 Existed
      4 4

      Is the inspection result normal? 

      YES: Go to 9.

      NO: Repair or replace damaged parts.

  9. CHECK SHIFT LOCK UNIT
    1. Remove shift lock unit. Refer to "2WD : EXPLODED VIEW " (2WD) or "AWD : EXPLODED VIEW " (AWD).
    2. Check shift lock unit. Refer to "WITH ICC : COMPONENT INSPECTION (SHIFT LOCK SOLENOID) ".

      Is the inspection result normal? 

      YES: Check intermittent incident. Refer to "INTERMITTENT INCIDENT ".

      NO: Replace shift lock unit. Refer to "2WD : EXPLODED VIEW " (2WD) or "AWD : EXPLODED VIEW " (AWD).

  10. CHECK POWER SOURCE (PART 3)
    1. Disconnect stop lamp switch connector.
    2. Check voltage between stop lamp switch vehicle side harness connector terminal and ground.
      VOLTAGE REFERENCE CHART

      Stop lamp switch vehicle side harness connector Ground Voltage (Approx.)
      Connector Terminal
      E110 1 Battery voltage

      Is the inspection result normal? 

      YES: Go to  15.

      NO: Go to 11.

  11. CHECK HARNESS BETWEEN FUSE BLOCK (J/B) AND STOP LAMP SWITCH (PART 1)
    1. Disconnect fuse block (J/B) connector.
    2. Check continuity between fuse block (J/B) vehicle side harness connector terminal and stop lamp switch vehicle side harness connector terminal.
      CONTINUITY REFERENCE CHART

      Fuse block (J/B) vehicle side harness connector Stop lamp switch vehicle side harness connector Continuity
      Connector Terminal Connector Terminal
      E103 8F E110 1 Existed

      Is the inspection result normal? 

      YES: Go to 12.

      NO: Repair or replace damaged parts.

  12. CHECK HARNESS BETWEEN FUSE BLOCK (J/B) AND STOP LAMP SWITCH (PART 2)

    Check continuity between fuse block (J/B) vehicle side harness connector terminal and ground.

    CONTINUITY REFERENCE CHART

    Fuse block (J/B) vehicle side harness connector Ground Continuity
    Connector Terminal
    E103 8F Not existed

    Is the inspection result normal? 

    YES: Go to 13.

    NO: Repair or replace damaged parts.

  13. DETECT MALFUNCTIONING ITEM (PART 1)

    Check the following.

  14. CHECK DTC OF ICC

    With CONSULT-III

    Perform "Self Diagnostic Results" in "ICC".

    Is any malfunction detected? 

    YES: Check the DTC detected item. Refer to "DTC INDEX ".

    NO: Check intermittent incident. Refer to "INTERMITTENT INCIDENT ".

  15. CHECK STOP LAMP SWITCH (PART 1)

    Check stop lamp switch. Refer to "WITH ICC : COMPONENT INSPECTION (STOP LAMP SWITCH) ".

    Is the inspection result normal? 

    YES: Go to  18.

    NO: Go to 16.

  16. CHECK INSTALLATION POSITION OF STOP LAMP SWITCH

    Adjust stop lamp switch position. Refer to "INSPECTION AND ADJUSTMENT ".

    Go to 17.

  17. CHECK STOP LAMP SWITCH (PART 2)

    Check stop lamp switch. Refer to "WITH ICC : COMPONENT INSPECTION (STOP LAMP SWITCH) ".

    Is the inspection result normal? 

    YES: INSPECTION END

    NO: Replace stop lamp switch. Refer to "EXPLODED VIEW ".

  18. CHECK HARNESS BETWEEN STOP LAMP SWITCH AND SHIFT LOCK RELAY (PART 1)

    Check continuity between stop lamp switch vehicle side harness connector terminal and shift lock relay vehicle side harness connector terminal.

    CONTINUITY REFERENCE CHART

    Stop lamp switch vehicle side harness connector Shift lock relay vehicle side harness connector Continuity
    Connector Terminal Connector Terminal
    E110 2 E52 2 Existed

    Is the inspection result normal? 

    YES: Go to 19.

    NO: Repair or replace damaged parts.

  19. CHECK HARNESS BETWEEN STOP LAMP SWITCH AND SHIFT LOCK RELAY (PART 2)

    Check continuity between stop lamp switch vehicle side harness connector terminal and ground.

    CONTINUITY REFERENCE CHART

    Stop lamp switch vehicle side harness connector Ground Continuity
    Connector Terminal
    E110 4 Not existed

    Is the inspection result normal? 

    YES: Go to  14.

    NO: Repair or replace damaged parts.

  20. CHECK HARNESS BETWEEN FUSE BLOCK (J/B) AND SHIFT LOCK RELAY (PART 1)
    1. Turn ignition switch OFF.
    2. Disconnect fuse block (J/B) connector.
    3. Check continuity between fuse block (J/B) vehicle side harness connector terminal and shift lock relay vehicle side harness connector terminal.
      CONTINUITY REFERENCE CHART

      Fuse block (J/B) vehicle side harness connector Shift lock relay vehicle side harness connector Continuity
      Connector Terminal Connector Terminal
      E103 4F E52 5 Existed

      Is the inspection result normal? 

      YES: Go to 21.

      NO: Repair or replace damaged parts.

  21. CHECK HARNESS BETWEEN FUSE BLOCK (J/B) AND SHIFT LOCK RELAY (PART 2)

    Check continuity between fuse block (J/B) vehicle side harness connector terminal and ground.

    CONTINUITY REFERENCE CHART

    Fuse block (J/B) vehicle side harness connector Ground Continuity
    Connector Terminal
    E103 4F Not existed

    Is the inspection result normal? 

    YES: Go to 22.

    NO: Repair or replace damaged parts.

  22. DETECT MALFUNCTIONING ITEM (PART 2)

    Check the following.

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