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CRUISE CONTROL SYSTEM HOW TO PROCEED WITH TROUBLESHOOTING

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Tip:

  • Use these procedures to troubleshoot the cruise control system.

  • *: Use the intelligent tester.


  1. Click here

    VEHICLE BROUGHT TO WORKSHOP


    • NEXT
  2. Click here

    INSPECT BATTERY VOLTAGE

    Standard Voltage
    11 to 14 V

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


    • NEXT
  3. Click here

    CHECK COMMUNICATION FUNCTION OF CAN COMMUNICATION SYSTEM*


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

      Table 1. Result
      Result Proceed to
      CAN DTC is not output A
      CAN DTC is output (for LHD) B
      CAN DTC is output (for RHD) C

      • B
      • GO TO CAN COMMUNICATION SYSTEM (See pageClick here)
      • C
      • GO TO CAN COMMUNICATION SYSTEM (See pageClick here)
      • A
  4. Click here

    CHECK INDICATOR


    1. Check the indicator (Click here).


      • NEXT
  5. Click here

    CHECK FOR DTC*


    1. Check for DTCs (Click here).

    2. Clear the DTCs (Click here).

    3. Recheck for DTCs (Click here).

      Table 2. Result
      Result Proceed to
      DTC is not output A
      DTC is output B

  6. Click here

    PROBLEM SYMPTOMS TABLE


    1. Refer to the Problem Symptoms Table (Click here).

      Table 3. 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 8
      • A
  7. Click here

    OVERALL ANALYSIS AND TROUBLESHOOTING*


    1. Terminals of ECU (Click here).

    2. Data List / Active Test (Click here).


      • NEXT
  8. Click here

    ADJUST, REPAIR OR REPLACE


    • NEXT
  9. Click here

    CONFIRMATION TEST


    • NEXT
    • END