DYNAMIC TORQUE CONTROL 4WD/AWD SYSTEM HOW TO PROCEED WITH TROUBLESHOOTING

DTC Code DTC Name
HOW TO PROCEED WITH TROUBLESHOOTING

CAUTION / NOTICE / HINT

Tech Tips


  • Use the following procedure listed to troubleshoot the Dynamic Torque Control 4WD/AWD system.

  • *: Use the GTS.

PROCEDURE


  1. VEHICLE BROUGHT TO WORKSHOP

    Result
    Proceed to
    NEXT

    NEXT

  2. INSPECT BATTERY VOLTAGE

    Standard Voltage
    11 to 14 V

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

    Result
    Proceed to
    NEXT

    NEXT

  3. CHECK COMMUNICATION FUNCTION OF CAN COMMUNICATION SYSTEM*


    1. Use the GTS to check if the CAN communication system is functioning normally.

      Click here

      Tech Tips

      The ECU of this system is connected to the CAN communication system.

      Therefore before starting troubleshooting, make sure to check the CAN communication system is functioning normally.

      Result
      Result Proceed to
      CAN DTCs are not output A
      CAN DTCs are output B

    B

    GO TO CAN COMMUNICATION SYSTEM (HOW TO PROCEED WITH TROUBLESHOOTING) Click here

    A

  4. CHECK DTC AND FREEZE FRAME DATA*


    1. Check for DTCs.

      Click here


      Chassis > Four Wheel Drive > Trouble Codes

    2. Check for freeze frame data.

      Tech Tips

      Record or print DTCs and freeze frame data if necessary.

    3. Clear the DTCs and freeze frame data.

      Click here


      Chassis > Four Wheel Drive > Clear DTCs

    4. Recheck for DTCs.

      Click here


      Chassis > Four Wheel Drive > Trouble Codes
      Result
      Result Proceed to
      DTCs are not output A
      DTCs are output B

    B

    GO TO DTC CHART Click here

    A

  5. PROBLEM SYMPTOMS TABLE


    1. Refer to Problem Symptoms Table.

      Click here

      Result
      Result Proceed to
      Fault not listed in problem symptoms table A
      Fault listed in problem symptoms table B

    B

    GO TO STEP 7 Click here

    A

  6. OVERALL ANALYSIS AND TROUBLESHOOTING*


    1. Terminals of ECU.

      Click here

    2. Data List / Active Test.

      Click here

      Result
      Proceed to
      NEXT

    NEXT

  7. REPAIR OR REPLACE

    Result
    Proceed to
    NEXT

    NEXT

  8. CONFIRM TEST

    Result
    Proceed to
    NEXT

    NEXT

    END

  9. GO TO DTC CHART

    Click here

    Result
    Proceed to
    NEXT

    NEXT

    GO TO STEP 7 Click here