CRUISE CONTROL SYSTEM HOW TO PROCEED WITH TROUBLESHOOTING

DTC Code DTC Name
HOW TO PROCEED WITH TROUBLESHOOTING

CAUTION / NOTICE / HINT

Tech Tips


  • Perform the following procedure to troubleshoot the cruise control system.

  • *: Use the GTS.

PROCEDURE


  1. VEHICLE BROUGHT TO WORKSHOP

    Result
    Proceed to
    NEXT

    NEXT

  2. INSPECT BATTERY VOLTAGE


    1. Measure the battery voltage.

      Standard Voltage
      11 to 14 V

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

      Result
      Proceed to
      NEXT

    NEXT

  3. CHECK CAN COMMUNICATION SYSTEM*


    1. Using the GTS, check that the CAN communication system is functioning normally.

      OK
      CAN communication system is functioning normally.

      Tech Tips

      Refer to CAN Bus Check in CAN Communication System.

      for LHD: Click here

      for RHD: Click here

      Result
      Proceed to
      OK
      NG

    NG

    GO TO CAN COMMUNICATION SYSTEM for LHD: Click here
    GO TO CAN COMMUNICATION SYSTEM for RHD: Click here

    OK

  4. CHECK FOR DTCs (CRUISE CONTROL SYSTEM)*


    1. for 2AR-FE:


      1. Check for DTCs, and note down any DTCs that are output.

        Click here


        Powertrain > Cruise Control > Trouble Codes

      2. Clear the DTCs.

        Click here


        Powertrain > Cruise Control > Clear DTCs

      3. Recheck for DTCs. Try to reproduce the DTCs by duplicating the conditions indicated by the DTCs.

        Click here


        Powertrain > Cruise Control > Trouble Codes

    2. for 2GR-FKS:


      1. Check for DTCs, and note down any DTCs that are output.

        Click here


        Powertrain > Cruise Control > Trouble Codes

      2. Clear the DTCs.

        Click here


        Powertrain > Cruise Control > Clear DTCs

      3. Recheck for DTCs. Try to reproduce the DTCs by duplicating the conditions indicated by the DTCs.

        Click here


        Powertrain > Cruise Control > Trouble Codes
      Result
      Result Proceed to
      DTCs are not output A
      DTCs are output B

    B

    GO TO DIAGNOSTIC TROUBLE CODE CHART Click here

    A

  5. PROBLEM SYMPTOMS TABLE

    Tech Tips

    Refer to Problem Symptoms Table.

    Click here

    Result
    Result Proceed to
    Fault is not listed in Problem Symptoms Table A
    Fault is 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. CONFIRMATION TEST

    Result
    Proceed to
    NEXT

    NEXT

    END