AUTOMATIC TRANSMISSION SYSTEM(for 1GR-FE) HOW TO PROCEED WITH TROUBLESHOOTING

DTC Code DTC Name
HOW TO PROCEED WITH TROUBLESHOOTING

CAUTION / NOTICE / HINT

Tech Tips


  • The ECM is connected to the CAN communication system. Therefore, before starting troubleshooting, make sure to check that there is no trouble in the CAN communication system.

  • *: Use the intelligent tester.

PROCEDURE


  1. VEHICLE BROUGHT TO WORKSHOP

    Result
    Proceed to
    NEXT

    NEXT

  2. CUSTOMER PROBLEM ANALYSIS

    Result
    Proceed to
    NEXT

    NEXT

  3. INSPECT BATTERY VOLTAGE

    Standard Voltage
    11 to 14 V

    If the voltage is below 11 V, recharge or replace the battery before proceeding.

    Result
    Proceed to
    NEXT

    NEXT

  4. CONNECT INTELLIGENT TESTER TO DLC3*

    Result
    Proceed to
    NEXT

    NEXT

  5. CHECK AND CLEAR DTCS AND FREEZE FRAME DATA*


    1. Refer to the DTC Check / Clear.

      Click here

      Result
      Proceed to
      NEXT

    NEXT

  6. VISUAL INSPECTION

    Result
    Proceed to
    NEXT

    NEXT

  7. SETTING CHECK MODE DIAGNOSIS*


    1. Refer to the Check Mode Procedure.

      Click here

      Result
      Proceed to
      NEXT

    NEXT

  8. PROBLEM SYMPTOM CONFIRMATION


    1. Refer to the Road Test.

      Click here

      Result
      Result Proceed to
      Symptom does not occur A
      Symptom occurs B

    B

    GO TO STEP 10 Click here

    A

  9. SYMPTOM SIMULATION


    1. Refer to the Electronic Circuit Inspection Procedure.

      Click here

      Result
      Proceed to
      NEXT

    NEXT

  10. DTC CHECK*


    1. Refer to the DTC Check / Clear.

      Click here

      Result
      Result Proceed to
      DTC is not output A
      DTC is output B

    B

    GO TO STEP 19 Click here

    A

  11. BASIC INSPECTION


    1. Refer to the Park/Neutral Position Switch.

      Click here

    2. Refer to the Shift Lever Assembly.

      Click here

      Result
      Proceed to
      OK
      NG

    NG

    GO TO STEP 22 Click here

    OK

  12. MECHANICAL SYSTEM TESTS


    1. Refer to the Mechanical System Tests.

      Click here

      Result
      Proceed to
      OK
      NG

    NG

    GO TO STEP 18 Click here

    OK

  13. HYDRAULIC TEST


    1. Refer to the Hydraulic Test.

      Click here

      Result
      Proceed to
      OK
      NG

    NG

    GO TO STEP 18 Click here

    OK

  14. MANUAL SHIFTING TEST


    1. Refer to the Manual Shifting Test.

      Click here

      Result
      Proceed to
      OK
      NG

    NG

    GO TO STEP 17 Click here

    OK

  15. PROBLEM SYMPTOMS TABLE CHAPTER 1


    1. Refer to the Problem Symptoms Table.

      Click here

      Result
      Proceed to
      OK
      NG

    NG

    GO TO STEP 20 Click here

    OK

  16. PROBLEM SYMPTOMS TABLE CHAPTER 2


    1. Refer to the Problem Symptoms Table.

      Click here

      Result
      Proceed to
      OK
      NG

    NG

    GO TO STEP 18 Click here

    OK

  17. PROBLEM SYMPTOMS TABLE CHAPTER 3


    1. Refer to the Problem Symptoms Table.

      Click here

      Result
      Proceed to
      NEXT

    NEXT

  18. PART INSPECTION

    Result
    Proceed to
    OK
    NG

    NG

    GO TO STEP 22 Click here

    OK

  19. DTC CHART


    1. Refer to the Diagnostic Trouble Code Chart.

      Click here

      Result
      Proceed to
      NEXT

    NEXT

  20. CIRCUIT INSPECTION

    Result
    Proceed to
    NEXT

    NEXT

  21. IDENTIFICATION OF PROBLEM

    Result
    Proceed to
    NEXT

    NEXT

  22. REPAIR OR REPLACE

    Result
    Proceed to
    NEXT

    NEXT

  23. CONFIRMATION TEST

    Result
    Proceed to
    NEXT

    NEXT

    END