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DTC B2250: Back Door Closer Operation Malfunction [08/2015 - ]: Procedure

  1. INSPECT BACK DOOR LOCK (SECTOR SWITCH) 
    GTY541705Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. Remove the back door lock (Refer to REMOVAL [08/2015 - ] ).
    2. Measure the resistance of the switch.

      Standard Resistance

      Tester Connection Door Lock Latch Position Specified Condition
      4 (FSW) - 3(E) Open-latch Below 1 Ω
      4 (FSW) - 3(E) Over-latch 10 kΩ or higher
      4 (FSW) - 3(E) Full-latch 10 kΩ or higher
      4 (FSW) - 3(E) Half-latch Below 1 Ω
    3. Reinstall the back door lock.

    Result: 

    NG 

    REPLACE BACK DOOR LOCK 

    (Refer to REMOVAL [08/2015 - ] )

    Result: 

    OK 

    See step  2

  2. CHECK HARNESS AND CONNECTOR (BACK DOOR LOCK - POWER BACK DOOR ECU AND BODY GROUND) 
    1. Disconnect the V5 door lock connector.
      GTY545122Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Disconnect the O30 ECU connector.
    3. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      V5-4 (FSW) - O30-24 (POS) Always Below 1 Ω
      V5-3 (E) - Body ground Always Below 1 Ω
      V5-4 (FSW) - Body ground Always 10 kΩ or higher
    4. Reconnect the door lock and ECU connector.

    Result: 

    OK 

    REPLACE POWER BACK DOOR DRIVE UNIT (POWER BACK DOOR ECU) 

    (Refer to REMOVAL [08/2015 - ] )

    Result: 

    NG 

    REPAIR OR REPLACE HARNESS OR CONNECTOR