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How To Proceed With Troubleshooting [08/2019 - ]: Procedure

  1. VEHICLE BROUGHT TO WORKSHOP 

    Result

    Proceed to
    NEXT

    Result: 

    NEXT 

    See step  2

  2. INSPECT BATTERY VOLTAGE 
    1. Measure the battery voltage with the engine switch off.

      Standard voltage

      11 to 14 V (Engine switch off)

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

      Result

      Proceed to
      NEXT

    Result: 

    NEXT 

    See step  3

  3. INSPECT MILLIMETER WAVE RADAR SENSOR ASSEMBLY* 
    1. Adjust the reflector height.

      Refer to ADJUSTMENT [08/2019 - ]

    2. Place the reflector.

      Refer to ADJUSTMENT [08/2019 - ]

    3. Connect the Techstream to the DLC3.
    4. Turn the engine switch on (IG).
    5. Turn the Techstream on.
    6. Turn the cruise control main switch on.
    7. Enter the following menus: Body Electrical / Pre-Collision 2 / Utility / Front Beam Axis Misalignment Reading.
    8. Check the amount of misalignment and make a note.
    9. Enter the following menus: Body Electrical / Pre-Collision 2 / Utility / Front Beam Axis Offset Reading.
    10. Check the amount of offset and make a note.
    11. Calculate the "Dealership Axis Offset Angle (with On-line Calibration Angle)" using the values "Front Beam Axis Misalignment Reading" and "Front Beam Axis Offset Reading".
      1. "Dealership Axis Offset Angle (with On-line Calibration Angle)" = "Front Beam Axis Misalignment Reading" - "Front Beam Axis Offset Reading"

        Standard

        Dealership Axis Offset Angle (with On-line Calibration Angle) 

        Vertical -2.2 to 1.6 deg.
        Horizontal -0.6 to 0.6 deg.

      Result

      Result Proceed to
      The dealership axis offset angle (with on-line calibration angle) is within the specified range. A
      The dealership axis offset angle (with on-line calibration angle) is not within the specified range. B

    Result: 

    B 

    See step  12

    Result: 

    A 

    See step  4

  4. CHECK CAN COMMUNICATION SYSTEM* 
    1. Using the Techstream, check that the CAN communication system is functioning normally.

      Refer to DIAGNOSIS SYSTEM [08/2019 - 08/2020] , or refer to DIAGNOSIS SYSTEM [08/2020 - 08/2021] , or refer to DIAGNOSIS SYSTEM [08/2021 - ]

      Result

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

    Result: 

    B 

    GO TO CAN COMMUNICATION SYSTEM. Refer to  HOW TO PROCEED WITH TROUBLESHOOTING [08/2019 - ] 

    Result: 

    A 

    See step  5

  5. CHECK METER / GAUGE SYSTEM* 
    1. Use the Techstream to check if the meter / gauge system is functioning normally.

      Refer to DTC CHECK / CLEAR [08/2019 - ]

      Result

      Result Proceed to
      Meter / gauge system DTCs are not output A
      Meter / gauge system DTCs are output B

    Result: 

    B 

    GO TO METER / GAUGE SYSTEM. Refer to  HOW TO PROCEED WITH TROUBLESHOOTING [08/2019 - ] 

    Result: 

    A 

    See step  6

  6. CHECK VEHICLE STABILITY CONTROL SYSTEM* 
    1. Use the Techstream to check if the vehicle stability control system is functioning normally.

      Refer to DTC CHECK / CLEAR [08/2019 - ]

      Result

      Result Proceed to
      Vehicle stability control system DTCs is not output A
      Vehicle stability control system DTCs are output B

    Result: 

    B 

    GO TO VEHICLE STABILITY CONTROL SYSTEM. Refer to  HOW TO PROCEED WITH TROUBLESHOOTING [08/2015 - ] 

    Result: 

    A 

    See step  7

  7. CHECK FOR DTCs (DYNAMIC RADAR CRUISE CONTROL SYSTEM)* 
    1. Check for DTCs and note any codes that are output.

      Refer to DTC CHECK / CLEAR [08/2019 - ] 

    2. Clear the DTCs.

      Refer to DTC CHECK / CLEAR [08/2019 - ] 

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

      Refer to DTC CHECK / CLEAR [08/2019 - ] 

      Result

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

    Result: 

    B 

    GO TO DTC CHART. Refer to  DIAGNOSTIC TROUBLE CODE CHART [08/2019 - ]  

    Result: 

    A 

    See step  8

  8. PROBLEM SYMPTOMS TABLE 

    HINT: 

    Refer to Problem Symptoms Table.

    Refer to PROBLEM SYMPTOMS TABLE [08/2019 - ] 

    Result

    Result Proceed to
    Fault is not listed in Problem Symptoms Table A
    Fault is listed in Problem Symptoms Table B

    Result: 

    B 

    ADJUST, REPAIR OR REPLACE IN ACCORDANCE WITH PROBLEM SYMPTOMS TABLE 

    Result: 

    A 

    See step  9

  9. OVERALL ANALYSIS AND TROUBLESHOOTING* 
    1. Data List / Active Test

      Refer to DATA LIST / ACTIVE TEST [08/2019 - ] 

    2. Operation check

      Refer to OPERATION CHECK [08/2019 - ] 

    3. Road test

      Refer to ROAD TEST [08/2019 - ] 

    4. Terminals of ECU

      Refer to TERMINALS OF ECU [08/2019 - ] 

      Result

      Proceed to
      NEXT

    Result: 

    NEXT 

    See step  10

  10. ADJUST, REPAIR OR REPLACE 
    NOTE:

    When the millimeter wave radar sensor assembly is replaced with a new one, adjustment of the radar sensor beam axis must be performed.

    Refer to ADJUSTMENT [08/2019 - ]

    Result

    Proceed to
    NEXT

    Result: 

    NEXT 

    See step  11

  11. CONFIRMATION TEST 

    Result

    Proceed to
    NEXT

    Result: 

    NEXT 

    END 

  12. ADJUST MILLIMETER WAVE RADAR SENSOR ASSEMBLY 
    1. Perform millimeter wave radar sensor assembly adjustment.

      Refer to ADJUSTMENT [08/2019 - ]

      Result

      Proceed to
      NEXT

    Result: 

    NEXT 

    See step  4

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