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Home >> Toyota >> 2022 >> Avalon XLE >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 77 (Power Door Lock Control System - Diagnostic Codes & Symptom Tests (Hybrid)) >> POWER DOOR LOCK CONTROL SYSTEM (for HV Model) >> Symptom Tests >> Improper Operation [04/2018 - ] >> Procedure

Improper Operation [04/2018 - ]: Procedure

WARNING: This page is about a different variant/trim than selected.
  1. CONFIRM VEHICLE CONDITION 
    1. Confirm the vehicle symptoms.

      Result

      Result Proceed to
      Doors locked unintentionally A
      Doors unlocked unintentionally B

    Result: 

    B 

    See step  5

    Result: 

    A 

    See step  2

  2. CHECK LOCK OPERATION HISTORY 
    1. Use the Techstream to check the door lock operation history around the time the customer reported the malfunction to have occurred.
      1. Connect the Techstream to the DLC3.
      2. Turn the power switch on (IG).
      3. Turn the Techstream on.
      4. Enter the following menus: Body Electrical / Main Body / Utility / Operation History.

        Body Electrical > Main Body > Utility 

        Tester Display
        Operation History
      5. Read the Operation History according to the display on the Techstream.
      6. Check if there is operation history around the time that the customer reported the malfunction to have occurred, and perform an operation check.

        Refer to OPERATION CHECK [04/2018 - ]

      Result

      Result Proceed to
      There is operation history around the time that the customer reported the malfunction to have occurred, but a malfunction could not be identified during the operation check. A
      There is operation history around the time that the customer reported the malfunction to have occurred, and the malfunction was identified during the operation check. B
      There is no operation history around the time that the customer reported the malfunction to have occurred. C

    Result: 

    B 

    END (VEHICLE MALFUNCTION) 

    Result: 

    C 

    See step  4

    Result: 

    A 

    See step  3

  3. INTERVIEW THE CUSTOMER 
    1. If the problem symptoms could not be reproduced, explain to the customer the details of the door lock operation history such as the signal timings of the multiplex network master switch assembly, key, etc.

      Refer to HOW TO PROCEED WITH TROUBLESHOOTING [04/2018 - ]

      OK

      Cause was identified

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    END 

    Result: 

    NG 

    CHECK FOR INTERMITTENT PROBLEMS. Refer to  HOW TO PROCEED WITH TROUBLESHOOTING [04/2018 - ] 

  4. CHECK UNLOCK OPERATION HISTORY 
    1. Use the Techstream to check the door unlock operation history around the time the customer reported the malfunction to have occurred.
      1. Connect the Techstream to the DLC3.
      2. Turn the power switch on (IG).
      3. Turn the Techstream on.
      4. Enter the following menus: Body Electrical / Main Body / Utility / Operation History.

        Body Electrical > Main Body > Utility 

        Tester Display
        Operation History
      5. Read the Operation History according to the display on the Techstream.
      6. Check if there is operation history around the time that the customer reported the malfunction to have occurred, and perform an operation check.

        Refer to OPERATION CHECK [04/2018 - ]

      Result

      Result Proceed to
      There is no operation history around the time that the customer reported the malfunction to have occurred. A
      There is operation history around the time that the customer reported the malfunction to have occurred, but a malfunction could not be identified during the operation check.
      There is operation history around the time that the customer reported the malfunction to have occurred, and the malfunction was identified during the operation check. B

    Result: 

    A 

    CHECK FOR INTERMITTENT PROBLEMS. Refer to  HOW TO PROCEED WITH TROUBLESHOOTING [04/2018 - ] 

    Result: 

    B 

    END 

  5. CHECK UNLOCK OPERATION HISTORY 
    1. Use the Techstream to check the door unlock operation history around the time the customer reported the malfunction to have occurred.
      1. Connect the Techstream to the DLC3.
      2. Turn the power switch on (IG).
      3. Turn the Techstream on.
      4. Enter the following menus: Body Electrical / Main Body / Utility / Operation History.

        Body Electrical > Main Body > Utility 

        Tester Display
        Operation History
      5. Read the Operation History according to the display on the Techstream.
      6. Check if there is operation history around the time that the customer reported the malfunction to have occurred, and perform an operation check.

        Refer to OPERATION CHECK [04/2018 - ]

      Result

      Result Proceed to
      There is operation history around the time that the customer reported the malfunction to have occurred, but a malfunction could not be identified during the operation check. A
      There is operation history around the time that the customer reported the malfunction to have occurred, and the malfunction was identified during the operation check. B
      There is no operation history around the time that the customer reported the malfunction to have occurred. C

    Result: 

    B 

    END 

    Result: 

    C 

    See step  7

    Result: 

    A 

    See step  6

  6. INTERVIEW THE CUSTOMER 
    1. If the problem symptoms could not be reproduced, explain to the customer the details of the door lock operation history such as the signal timings of the multiplex network master switch assembly, key, etc.

      Refer to HOW TO PROCEED WITH TROUBLESHOOTING [04/2018 - ]

      OK

      Cause was identified

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    END 

    Result: 

    NG 

    CHECK FOR INTERMITTENT PROBLEMS. Refer to  HOW TO PROCEED WITH TROUBLESHOOTING [04/2018 - ] 

  7. CHECK LOCK OPERATION HISTORY 
    1. Use the Techstream to check the door lock operation history around the time the customer reported the malfunction to have occurred.
      1. Connect the Techstream to the DLC3.
      2. Turn the power switch on (IG).
      3. Turn the Techstream on.
      4. Enter the following menus: Body Electrical / Main Body / Utility / Operation History.

        Body Electrical > Main Body > Utility 

        Tester Display
        Operation History
      5. Read the Operation History according to the display on the Techstream.
      6. Check if there is operation history around the time that the customer reported the malfunction to have occurred, and perform an operation check.

        Refer to OPERATION CHECK [04/2018 - ]

      Result

      Result Proceed to
      There is no operation history around the time that the customer reported the malfunction to have occurred. A
      There is operation history around the time that the customer reported the malfunction to have occurred, but a malfunction could not be identified during the operation check.
      There is operation history around the time that the customer reported the malfunction to have occurred, and the malfunction was identified during the operation check. B

    Result: 

    A 

    CHECK FOR INTERMITTENT PROBLEMS. Refer to  HOW TO PROCEED WITH TROUBLESHOOTING [04/2018 - ] 

    Result: 

    B 

    END 

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