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PRE-CRASH SAFETY SYSTEM HOW TO PROCEED WITH TROUBLESHOOTING

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DTC Code DTC Name
  HOW TO PROCEED WITH TROUBLESHOOTING
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CAUTION / NOTICE / HINT

Tip:

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

  • *: Use the GTS.

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PROCEDURE


  1. Click here

    VEHICLE BROUGHT TO WORKSHOP

    Result
    Proceed to
    NEXT

  2. Click here

    CUSTOMER PROBLEM ANALYSIS AND SYMPTOM CHECK

    Pre-crash Safety System Customer Problem Analysis Vehicle Brought to Workshop
    Year Month Day
    Dealer name   Person in charge at headquarters   Telephone number  
    Shop name   Person in charge at shop  
    Frame type   Frame No.   First Registered Year   Total distance traveled  

    Customer Concerns

    (Include details)

    		 Does not operate
    Operates abnormally

    Date of malfunction occurrence

    (Since when)

    		 Year Month Day Approx. Time
    Date of last inspection Year Month Day
    Frequency of problem symptoms Once / Occasionally (times per day, times per month) / Every time certain conditions are met ( )
    Weather Sunny / Cloudy / Rain (Heavy/Light) / Snow (Amount of snowfall cm) / Other ( ) Vehicle speed Approximately ( ) km/h
    Place

    Prefecture

    (Attach a map if possible)

    Driving path (where vehicle turned, where driver attempted to drive to, etc.)

    * Describe the conditions immediately after the occurrence in as much detail as possible.

    		 Conditions of Occurrence Diagram
    B001X5QE01

    Surrounding road conditions

    Describe whether there were any billboards, metal objects on the road (manholes), guardrails, pipes, cat's eyes, gate bars, etc.
    Urban area / Suburbs / Highway / Other ( ) Road surface conditions Temperature About °C ( °F)
    Direction of travel Straight / Right turn / Left turn / Right curve / Left curve Snow wall(s) Y / N
    Driving lane Number of lanes on one side (lanes) / ( ) lane(s) from left Backlighting Y / N
    Condition of external area around detection sensor No foreign matter adhesion / Foreign matter adhesion (water, snow, ice, other)

    Additional information about condition of vehicle exterior

    (other than above)

    		  
    DTC First Time (when vehicle brought to workshop)  
    Second Time (after clearing DTC)  
    Status of operation switch Pre-crash safety system cancel switch Far / Medium / Near / OFF VSC OFF switch ON / OFF

    Serial number of main part

    * Fill in when removing, installing or replacing part

    		 Forward recognition Camera  
    Describe the items to the right in as much detail as possible. Driver operation Accelerator pedal operated / Brake pedal operated / Steering wheel operated Time elapsed after engine is started Approximately ( ) minutes
    Tire pressure inspection result Front: LH ( ) kPa RH ( ) kPa Standard ( ) kPa
    Rear: LH ( ) kPa RH ( ) kPa Standard ( ) kPa
    Sensor optical axis inspection result Forward recognition camera Accident history Y / N
    Millimeter wave radar sensor assembly Accident history Y / N
    Vehicle modified Y ( ) / N
    Items installed or attached around windshield glass

    Drive recorder* / Radar detector / Navigation unit (genuine/non-genuine) / ETC / Charms or toys / Other:

    *: Since this device holds information valuable to the investigation, make sure to retrieve this device if permission is granted by the customer.
    Result
    Proceed to
    NEXT

  3. Click here

    INSPECT BATTERY VOLTAGE


    1. Measure the battery voltage with the engine switch off.

      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
      OK
      NG

  4. Click here

    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 engine switch on (IG).

    5. Turn the GTS on.

    6. Enter the following menus: Body Electrical / Pre-Crash 2 / Utility / Front Beam Axis Misalignment Reading.

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

    8. Enter the following menus: Body Electrical / Pre-Crash 2 / Utility / Front Beam Axis Offset Reading.

    9. Check the amount of offset and make a note.

      Result
      Proceed to
      NEXT

  5. Click here

    CHECK CAN COMMUNICATION SYSTEM*


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


      Result
      DTC Condition Proceed to
      CAN DTC is not output A
      CAN DTC is output (for LHD (w/ Central Gateway ECU)) B
      CAN DTC is output (for RHD (w/ Central Gateway ECU)) C

  6. Click here

    INSPECT WARNING LIGHT


    1. Check the condition of the warning lights on the combination meter assembly.

      Result
      Result Proceed to
      Warning lights other than the PCS warning light are not illuminated or flashing A
      Warning lights other than the PCS warning light are illuminated or flashing B

  7. Click here

    INSPECT MULTI-INFORMATION DISPLAY


    1. Check if a pre-crash safety system warning message is displayed on the multi-information display in the combination meter assembly.

      Result
      DTC Condition Proceed to
      "Pre-crash Safety Malfunction Visit Your Dealer" is displayed A
      "Pre-crash Safety Unavailable", "Pre-crash Safety Unavailable Clean Sensor". "Forward Camera Systems Unavailable Clean Windshield" or "Forward Camera Systems Unavailable" is displayed B
      Warning message is not displayed C

    • AClick here
    • B

      GO TO PROBLEM SYMPTOMS TABLEClick here

    • C

      CHECK CONDITIONS WHEN PRE-CRASH SAFETY SYSTEM DID NOT OPERATE

  8. Click here

    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

  9. Click here

    PROBLEM SYMPTOMS TABLE


    1. 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

  10. Click here

    OVERALL ANALYSIS AND TROUBLESHOOTING*


    1. Data List / Active Test

      Click here

    2. Terminals of ECU

      Click here

      Result
      Proceed to
      NEXT

  11. Click here

    ADJUST, REPAIR OR REPLACE

    Result
    Proceed to
    NEXT

  12. Click here

    CONFIRMATION TEST

    Result
    Proceed to
    NEXT

    • NEXT

      END