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Home › Infiniti › 2012 › M35h › Repair and Diagnosis › Transmission › Automatic Transmission › Shift Lock System › With ICC › WITH ICC: Component Function Check › WITH ICC: Diagnosis Procedure

WITH ICC: Diagnosis Procedure

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

      Is the inspection result normal? 

      YES: GO TO 2.

      NO: GO TO  9.

  2. CHECK GROUND CIRCUIT (PART 1)

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

    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.
      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
      Shift lock relay vehicle side harness connector A/T shift selector vehicle side harness connector Continuity
      Connector Terminal Connector Terminal
      E52 3 M137 6 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.

    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.

    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: GO TO  23.

  8. CHECK SHIFT LOCK UNIT

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

    Is the inspection result normal? 

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

    NO: Repair or replace damaged parts.

  9. CHECK POWER SOURCE (PART 3)
    1. Disconnect stop lamp OFF relay 1.
    2. Check voltage between stop lamp OFF relay 1 vehicle side harness connector terminal and ground.
      Stop lamp OFF relay 1 vehicle side harness connector Ground Voltage (Approx.)
      Connector Terminal
      B246 3 Battery voltage

      Is the inspection result normal? 

      YES: GO TO  13.

      NO: GO TO 10.

  10. CHECK HARNESS BETWEEN FUSE BLOCK (J/B) AND STOP LAMP OFF RELAY 1 (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 OFF relay 1 vehicle side harness connector terminal.
      Fuse block (J/B) vehicle side harness connector Stop lamp OFF relay 1 vehicle side harness connector Continuity
      Connector Terminal Connector Terminal
      E103 8F B246 3 Existed

      Is the inspection result normal? 

      YES: GO TO 11.

      NO: Repair or replace damaged parts.

  11. CHECK HARNESS BETWEEN FUSE BLOCK (J/B) AND STOP LAMP OFF RELAY 1 (PART 2)

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

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

    Is the inspection result normal? 

    YES: GO TO 12.

    NO: Repair or replace damaged parts.

  12. DETECT MALFUNCTIONING ITEM (PART 1)

    Check the following.

    Is the inspection result normal? 

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

    NO: Repair or replace damaged parts.

  13. CHECK STOP LAMP SWITCH MOUNTING POSITION

    Check stop lamp switch mounting position. Refer to "INSPECTION AND ADJUSTMENT ".

    Is the inspection result normal? 

    YES: GO TO 14.

    NO: Adjust stop lamp switch mounting position.

  14. CHECK STOP LAMP SWITCH

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

    Is the inspection result normal? 

    YES: GO TO 15.

    NO: Repair or replace damaged parts.

  15. 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.

    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 16.

    NO: Repair or replace damaged parts.

  16. 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.

    Stop lamp switch vehicle side harness connector Ground Continuity
    Connector Terminal
    E110 2 Not existed

    Is the inspection result normal? 

    YES: GO TO 17.

    NO: Repair or replace damaged parts.

  17. CHECK HARNESS BETWEEN STOP LAMP OFF RELAY 1 AND STOP LAMP SWITCH (PART 1)

    Check continuity between stop lamp OFF relay 1 vehicle side harness connector terminal and stop lamp switch vehicle side harness connector terminal.

    Stop lamp OFF relay 1 vehicle side harness connector Stop lamp switch vehicle side harness connector Continuity
    Connector Terminal Connector Terminal
    B246 4 E110 1 Existed

    Is the inspection result normal? 

    YES: GO TO 18.

    NO: Repair or replace damaged parts.

  18. CHECK HARNESS BETWEEN STOP LAMP OFF RELAY 1 AND STOP LAMP SWITCH (PART 2)

    Check continuity between stop lamp OFF relay 1 vehicle side harness connector terminal and ground.

    Stop lamp OFF relay 1 vehicle side harness connector Ground Continuity
    Connector Terminal
    B246 4 Not existed

    Is the inspection result normal? 

    YES: GO TO 19.

    NO: Repair or replace damaged parts.

  19. CHECK STOP LAMP OFF RELAY 1 CIRCUIT

    Check stop lamp OFF relay 1 circuit. Refer to "DIAGNOSIS PROCEDURE ".

    Is the inspection result normal? 

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

    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.
      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.

    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.

    Is the inspection result normal? 

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

    NO: Repair or replace damaged parts.

  23. CHECK GROUND CIRCUIT (PART 3)
    1. Disconnect PCB harness connector.
    2. Check continuity between PCB harness vehicle side harness connector terminal and ground.
      PCB harness vehicle side harness connector Ground Continuity
      Connector Terminal
      M30 408 Existed
      409

      Is the inspection result normal? 

      YES: GO TO 24.

      NO: Repair or replace damaged parts.

  24. CHECK HARNESS BETWEEN A/T SHIFT SELECTOR AND PCB HARNESS

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

    A/T shift selector vehicle side harness connector PCB harness vehicle side harness connector Continuity
    Connector Terminal Connector Terminal
    M137 4 M26 252 Existed

    Is the inspection result normal? 

    YES: GO TO 25.

    NO: Repair or replace damaged parts.

  25. CHECK PCB HARNESS

    Check continuity between PCB harness connector terminals.

    PCB harness vehicle side harness connector Continuity
    Connector Terminal Connector Terminal
    M26 252 M30 408 Existed
    409

    Is the inspection result normal? 

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

    NO: Repair or replace damaged parts.

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