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DTC B2311: Power Window Motor Malfunction [10/2014 - ]: Procedure

  1. CHECK FOR DTC 
    1. Clear the DTCs.

      Refer to DTC CHECK / CLEAR [10/2014 - ]

      Body Electrical > D-Door Motor > Clear DTCs 

      Body Electrical > P-Door Motor > Clear DTCs 

      Body Electrical > RL-Door Motor > Clear DTCs 

      Body Electrical > RR-Door Motor > Clear DTCs 

    2. Check for DTCs.

      Refer to DTC CHECK / CLEAR [10/2014 - ]

      Body Electrical > D-Door Motor > Trouble Codes 

      Body Electrical > P-Door Motor > Trouble Codes 

      Body Electrical > RL-Door Motor > Trouble Codes 

      Body Electrical > RR-Door Motor > Trouble Codes 

      OK

      DTC B2311 is not output.

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    USE SIMULATION METHOD TO CHECK. Refer to  HOW TO PROCEED WITH TROUBLESHOOTING [10/2014 - 09/2017]  , or refer to  HOW TO PROCEED WITH TROUBLESHOOTING [09/2017 - 05/2019]  , or refer to  HOW TO PROCEED WITH TROUBLESHOOTING [05/2019 - 10/2019]  , or refer to  HOW TO PROCEED WITH TROUBLESHOOTING [10/2019 - 07/2020]  , or refer to  HOW TO PROCEED WITH TROUBLESHOOTING [07/2020 - ] 

    Result: 

    NG 

    See step  2

  2. CHECK FOR DTC 
    1. Check the parts which the DTCs have been output from.

      Result

      Result Proceed to
      DTC output from D-Door Motor A
      DTC output from P-Door Motor B
      DTC output from RL-Door Motor C
      DTC output from RR-Door Motor D

    Result: 

    B 

    See step  4

    Result: 

    C 

    See step  5

    Result: 

    D 

    See step  6

    Result: 

    A 

    See step  3

  3. CHECK HARNESS AND CONNECTOR (FRONT POWER WINDOW REGULATOR MOTOR ASSEMBLY LH - BATTERY AND BODY GROUND) 
    1. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      M2-1 (GND) - Body ground Always Below 1 Ω
      GTY511418Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Component with harness connected
      (Front Power Window Regulator Motor Assembly LH)
    2. Measure the voltage according to the value(s) in the table below.

      Standard Voltage

      Tester Connection Condition Specified Condition
      M2-2 (B) - M2-1 (GND) Always 11 to 14 V

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    See step  7

    Result: 

    NG 

    REPAIR OR REPLACE HARNESS OR CONNECTOR 

  4. CHECK HARNESS AND CONNECTOR (FRONT POWER WINDOW REGULATOR MOTOR ASSEMBLY RH - BATTERY AND BODY GROUND) 
    1. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      L2-1 (GND) - Body ground Always Below 1 Ω
      GTY511417Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Component with harness connected
      (Front Power Window Regulator Motor Assembly RH)
    2. Measure the voltage according to the value(s) in the table below.

      Standard Voltage

      Tester Connection Condition Specified Condition
      L2-2 (B) - L2-1 (GND) Always 11 to 14 V

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    See step  7

    Result: 

    NG 

    REPAIR OR REPLACE HARNESS OR CONNECTOR 

  5. CHECK HARNESS AND CONNECTOR (REAR POWER WINDOW REGULATOR MOTOR ASSEMBLY LH - BATTERY AND BODY GROUND) 
    1. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      O2-1 (GND) - Body ground Always Below 1 Ω
      GTY511420Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Component with harness connected
      (Rear Power Window Regulator Motor Assembly LH)
    2. Measure the voltage according to the value(s) in the table below.

      Standard Voltage

      Tester Connection Condition Specified Condition
      O2-2 (B) - O2-1 (GND) Always 11 to 14 V

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    See step  7

    Result: 

    NG 

    REPAIR OR REPLACE HARNESS OR CONNECTOR 

  6. CHECK HARNESS AND CONNECTOR (REAR POWER WINDOW REGULATOR MOTOR ASSEMBLY RH - BATTERY AND BODY GROUND) 
    1. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      N2-1 (GND) - Body ground Always Below 1 Ω
      GTY511419Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Component with harness connected
      (Rear Power Window Regulator Motor Assembly RH)
    2. Measure the voltage according to the value(s) in the table below.

      Standard Voltage

      Tester Connection Condition Specified Condition
      N2-2 (B) - N2-1 (GND) Always 11 to 14 V

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    REPAIR OR REPLACE HARNESS OR CONNECTOR 

    Result: 

    OK 

    See step  7

  7. PERFORM ACTIVE TEST USING TECHSTREAM (APPLICABLE LOCATION) 
    1. Perform the Active Test according to the display on the Techstream.

      Refer to DATA LIST / ACTIVE TEST [10/2014 - ]

      WARNING:

      Be careful to avoid injuries as this test causes vehicle parts to move. During the Active Test, the jam protection function will not operate.

      HINT: 

      Up and down movement does not occur if the arrow is not pressed and held.

      Body Electrical > D-Door Motor > Active Test 

      Tester Display Measurement Item Control Range Diagnostic Note
      Power Window Power window OFF / DOWN / UP -

      Body Electrical > P-Door Motor > Active Test 

      Tester Display Measurement Item Control Range Diagnostic Note
      Power Window Power window OFF / DOWN / UP -

      Body Electrical > RL-Door Motor > Active Test 

      Tester Display Measurement Item Control Range Diagnostic Note
      Power Window Power window OFF / DOWN / UP -

      Body Electrical > RR-Door Motor > Active Test 

      Tester Display Measurement Item Control Range Diagnostic Note
      Power Window Power window OFF / DOWN / UP -

      Body Electrical > D-Door Motor > Active Test 

      Tester Display
      Power Window

      Body Electrical > P-Door Motor > Active Test 

      Tester Display
      Power Window

      Body Electrical > RL-Door Motor > Active Test 

      Tester Display
      Power Window

      Body Electrical > RR-Door Motor > Active Test 

      Tester Display
      Power Window

      OK

      Each power window motor operates.

      Result

      Result Proceed to
      OK A
      NG (D-Door Motor) B
      NG (P-Door Motor) C
      NG (RL-Door Motor) D
      NG (RR-Door Motor) E

    Result: 

    B 

    REPLACE FRONT POWER WINDOW REGULATOR MOTOR ASSEMBLY LH. Refer to  REMOVAL [10/2014 - 05/2019]  , or refer to  REMOVAL [05/2019 - ] 

    Result: 

    C 

    REPLACE FRONT POWER WINDOW REGULATOR MOTOR ASSEMBLY RH. Refer to  REMOVAL [10/2014 - 05/2019]  , or refer to  REMOVAL [05/2019 - ] 

    Result: 

    D 

    REPLACE REAR POWER WINDOW REGULATOR MOTOR ASSEMBLY LH. Refer to  REMOVAL [10/2014 - 05/2019]  , or refer to  REMOVAL [05/2019 - ] 

    Result: 

    E 

    REPLACE REAR POWER WINDOW REGULATOR MOTOR ASSEMBLY RH. Refer to  REMOVAL [10/2014 - 05/2019]  , or refer to  REMOVAL [05/2019 - ] 

    Result: 

    A 

    See step  8

  8. PERFORM INITIALIZATION (APPLICABLE LOCATION) 
    1. Initialize the power window regulator motor assembly.

      Refer to INITIALIZATION [10/2014 - ]

      HINT: 

      Initialize the power window regulator motor assembly that has DTC B2311 stored in its ECU.

      Result

      Proceed to
      NEXT

    Result: 

    NEXT 

    See step  9

  9. CHECK POWER WINDOW CONTROL SYSTEM (APPLICABLE LOCATION) 
    1. Check that the power window operates normally by opening and closing the window.

      Refer to OPERATION CHECK [10/2014 - ]

      HINT: 

      Check the power window operation of the window for which DTC B2311 has been stored.

      OK

      Each power window operates normally.

      Result

      Result Proceed to
      OK A
      NG (D-Door Motor) B
      NG (P-Door Motor) C
      NG (RL-Door Motor) D
      NG (RR-Door Motor) E

    Result: 

    B 

    REPLACE FRONT POWER WINDOW REGULATOR MOTOR ASSEMBLY LH. Refer to  REMOVAL [10/2014 - 05/2019]  , or refer to  REMOVAL [05/2019 - ] 

    Result: 

    C 

    REPLACE FRONT POWER WINDOW REGULATOR MOTOR ASSEMBLY RH. Refer to  REMOVAL [10/2014 - 05/2019]  , or refer to  REMOVAL [05/2019 - ] 

    Result: 

    D 

    REPLACE REAR POWER WINDOW REGULATOR MOTOR ASSEMBLY LH. Refer to  REMOVAL [10/2014 - 05/2019]  , or refer to  REMOVAL [05/2019 - ] 

    Result: 

    E 

    REPLACE REAR POWER WINDOW REGULATOR MOTOR ASSEMBLY RH. Refer to  REMOVAL [10/2014 - 05/2019]  , or refer to  REMOVAL [05/2019 - ] 

    Result: 

    A 

    See step  10

  10. CHECK WHETHER PARTS HAVE BEEN INSTALLED CORRECTLY 
    1. Check that the power window components are installed correctly.

      OK

      Power window components are installed correctly.

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    END (OVERHEATED POWER WINDOW REGULATOR MOTOR WAS DEFECTIVE) 

    Result: 

    NG 

    INSTALL PARTS CORRECTLY 

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