TOYOTA PARKING ASSIST-SENSOR SYSTEM(w/ Multi-display) 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 intuitive parking assist system.

  • *: Use the Techstream.

PROCEDURE


  1. VEHICLE BROUGHT TO WORKSHOP

    Result
    Proceed to
    NEXT

    NEXT

  2. CUSTOMER PROBLEM ANALYSIS

    Result
    Proceed to
    NEXT

    NEXT

  3. INSPECT BATTERY VOLTAGE


    1. Measure the battery voltage with the ignition 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
      NEXT

    NEXT

  4. CHECK CAN COMMUNICATION SYSTEM*


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

      Result
      Result Proceed to
      CAN DTCs are not output. A
      CAN DTC is output (w/ Central Gateway ECU) B
      CAN DTC is output (w/o Central Gateway ECU) C

    B

    GO TO CAN COMMUNICATION SYSTEM Click here

    C

    GO TO CAN COMMUNICATION SYSTEM Click here

    A

  5. CHECK LIN COMMUNICATION SYSTEM*


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

      Result
      Result Proceed to
      LIN communication system DTC is not output A
      LIN communication system DTC is output B

    B

    GO TO LIN COMMUNICATION SYSTEM Click here

    A

  6. CHECK METER/GAUGE SYSTEM*


    1. Use the GTS to check if the meter/gauge system is functioning normally.

      Result
      Result Proceed to
      Meter/gauge system DTC B2660 is not output A
      Meter/gauge system DTC B2660 is output B

    B

    GO TO METER/GAUGE SYSTEM Click here

    A

  7. PROBLEM SYMPTOM CONFIRMATION

    Result
    Proceed to
    NEXT

    NEXT

  8. CHECK DTC*


    1. Check for DTCs.

      Click here

      Result
      Result Proceed to
      DTC is output A
      DTC is not output (Problem symptom does not occur) B
      DTC is not output (Problem symptom occurs) C

    B

    SYMPTOM SIMULATION Click here

    C

    GO TO STEP 11 Click here

    A

  9. DIAGNOSTIC TROUBLE CODE CHART


    1. Refer to Diagnostic Trouble Code Chart.

      Click here

      Result
      Proceed to
      NEXT

    NEXT

    GO TO STEP 13 Click here

  10. SYMPTOM SIMULATION


    1. Refer to Symptom Simulation.

      Click here

      Result
      Proceed to
      NEXT

    NEXT

  11. 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

    B

    ADJUST, REPAIR OR REPLACE IN ACCORDANCE WITH PROBLEM SYMPTOMS TABLE

    A

  12. OVERALL ANALYSIS AND TROUBLESHOOTING*


    1. Operation check.

      Click here

    2. Terminals of ECU.

      Click here

    3. Data List / Active Test

      Click here

      Result
      Proceed to
      NEXT

    NEXT

  13. CIRCUIT INSPECTION*


    1. Adjust, repair or replace as necessary.

      Result
      Proceed to
      NEXT

    NEXT

  14. IDENTIFICATION OF PROBLEM

    Result
    Proceed to
    NEXT

    NEXT

  15. REPAIR OR REPLACE

    Result
    Proceed to
    NEXT

    NEXT

  16. CONFIRMATION TEST*

    Result
    Proceed to
    NEXT

    NEXT

    END