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DTC B2250-01: Back Door Closer General Electrical Failure [11/2023 - ]: Procedure

  1. READ VALUE USING GTS 
    1. Read the Data List according to the display on the GTS.

      Body Electrical > Back Door > Data List 

      Tester Display Measurement Item Range Normal Condition Diagnostic Note
      Closer Position Switch Initial switch signal ON or OFF OFF: Back door lock sector gear out of center position (Initial switch off) -

      Body Electrical > Back Door > Data List 

      Tester Display
      Closer Position Switch

      Result

      Result Proceed to
      The value of Closer Position Switch is OFF A
      None of the above conditions are met B

    Result: 

    B 

    See step  3

    Result: 

    A 

    See step  2

  2. READ VALUE USING GTS 
    1. Read the Data List according to the display on the GTS.

      Body Electrical > Back Door > Data List 

      Tester Display Measurement Item Range Normal Condition Diagnostic Note
      Closer Position Switch Initial switch signal ON or OFF ON: Back door lock sector gear in center position (Initial switch on) -

      Body Electrical > Back Door > Data List 

      Tester Display
      Closer Position Switch

      Result

      Result Proceed to
      The value of Closer Position Switch is ON A
      None of the above conditions are met B

    Result: 

    A 

    REPLACE MULTIPLEX NETWORK DOOR ECU. Refer to  REMOVAL [11/2023 - ] 

    Result: 

    B 

    See step  3

  3. INSPECT BACK DOOR LOCK WITH COURTESY LIGHT SWITCH ASSEMBLY 

    Refer to INSPECTION [12/2019 - ]

    Result

    Proceed to
    OK
    NG

    Result: 

    NG 

    REPLACE BACK DOOR LOCK WITH COURTESY LIGHT SWITCH ASSEMBLY. Refer to  REMOVAL [12/2019 - ] 

    Result: 

    OK 

    See step  4

  4. CHECK HARNESS AND CONNECTOR (BACK DOOR LOCK WITH COURTESY LIGHT SWITCH ASSEMBLY - MULTIPLEX NETWORK DOOR ECU AND BODY GROUND) 

    Pre-procedure1

    1. Disconnect the W14 back door lock with courtesy light switch assembly connector.
    2. Disconnect the W30 multiplex network door ECU connector.

      Procedure1

    3. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      W14-6 (OPN) - W30-15 (POS) Always Below 1 Ω
      W14-1 (E) - Body ground Always Below 1 Ω
      W14-6 (OPN) or W30-15 (POS) - Body ground Always 10 kΩ or higher

      Result

      Proceed to
      OK
      NG

      Post-procedure1

    4. None

    Result: 

    OK 

    REPLACE MULTIPLEX NETWORK DOOR ECU. Refer to  REMOVAL [11/2023 - ] 

    Result: 

    NG 

    REPAIR OR REPLACE HARNESS OR CONNECTOR 

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