PRE-CRASH SAFETY SYSTEM HOW TO PROCEED WITH TROUBLESHOOTING

DTC Code DTC Name
HOW TO PROCEED WITH TROUBLESHOOTING

CAUTION / NOTICE / HINT

Tech Tips


  • Use the following procedure to troubleshoot the pre-crash safety system.

  • *: Use the GTS.

PROCEDURE


  1. VEHICLE BROUGHT TO WORKSHOP

    Result
    Proceed to
    NEXT

    NEXT

  2. INSPECT AUXILIARY BATTERY VOLTAGE


    1. Measure the auxiliary battery voltage with the power switch off.

      Standard voltage
      11 to 14 V

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

      Result
      Proceed to
      OK
      NG

    NG

    CHARGE OR REPLACE AUXILIARY BATTERY

    OK

  3. INSPECT MILLIMETER WAVE RADAR SENSOR ASSEMBLY (BEAM AXIS MISALIGNMENT READING)*


    1. Adjust the reflector height Click here.

    2. Place the reflector Click here.

    3. Connect the GTS to the DLC3.

    4. Turn the power switch on (IG).

    5. Turn the GTS on.

    6. Turn the cruise control switch (ON/OFF button) on.

    7. Enter the following menus: Powertrain / Radar Cruise / Utility / Beam Axis Misalignment Reading.

    8. Check the amount of misalignment and make a note.

      Result
      Proceed to
      NEXT

    NEXT

  4. CHECK CAN COMMUNICATION SYSTEM*


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

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

    B

    GO TO CAN COMMUNICATION SYSTEM Click here

    A

  5. CHECK FOR DTC*


    1. Check for DTCs Click here.


      1. Record the DTCs.

    2. Clear the DTCs.

    3. Recheck for DTCs.


      1. Attempt to duplicate the malfunction and check if the DTCs are output again Click here.

        Result
        DTC Condition Proceed to
        DTCs are not output A
        DTCs are output B
        No DTCs are output, and malfunction cannot be duplicated or checked C

    B

    GO TO DTC CHART Click here

    C

    GO TO SYMPTOM SIMULATION Click here

    A

  6. PROBLEM SYMPTOMS TABLE


    1. 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

    A
    B

  7. OVERALL ANALYSIS AND TROUBLESHOOTING*


    1. Data List / Active Test Click here

    2. Terminals of ECU Click here

      Result
      Proceed to
      NEXT

    NEXT

  8. ADJUST, REPAIR OR REPLACE

    Result
    Proceed to
    NEXT

    NEXT

  9. CONFIRMATION TEST

    Result
    Proceed to
    NEXT

    NEXT

    END