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POWER WINDOW CONTROL SYSTEM, Diagnostic DTC:B2311

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DTC Code DTC Name
B2311 Power Window Motor Malfunction
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DESCRIPTION

The power window regulator motor assemblies are operated by the multiplex network master switch assembly, power window regulator switch assembly or rear power window regulator switch assemblies. The power window regulator motor assemblies have motor, regulator and ECU functions.

This DTC is output when a power window regulator motor assembly is malfunctioning.

Table 1. D-Door Motor
DTC No. Detection Item DTC Detection Condition Trouble Area
B2311 Power Window Motor Malfunction Front power window regulator motor assembly LH (for LHD) or front power window regulator motor assembly RH (for RHD) is malfunctioning

  • Front power window regulator motor assembly LH (for LHD)

  • Front power window regulator motor assembly RH (for RHD)

  • Incorrect installation of power window components

  • Overheated front power window regulator motor assembly LH (for LHD)

  • Overheated front power window regulator motor assembly RH (for RHD)

  • Harness or connector
Table 2. P-Door Motor
DTC No. Detection Item DTC Detection Condition Trouble Area
B2311 Power Window Motor Malfunction Front power window regulator motor assembly RH (for LHD) or front power window regulator motor assembly LH (for RHD) is malfunctioning

  • Front power window regulator motor assembly RH (for LHD)

  • Front power window regulator motor assembly LH (for RHD)

  • Incorrect installation of power window components

  • Overheated front power window regulator motor assembly RH (for LHD)

  • Overheated front power window regulator motor assembly LH (for RHD)

  • Harness or connector
Table 3. RL-Door Motor
DTC No. Detection Item DTC Detection Condition Trouble Area
B2311 Power Window Motor Malfunction Rear power window regulator motor assembly LH is malfunctioning

  • Rear power window regulator motor assembly LH

  • Incorrect installation of power window components

  • Overheated rear power window regulator motor assembly LH

  • Harness or connector
Table 4. RR-Door Motor
DTC No. Detection Item DTC Detection Condition Trouble Area
B2311 Power Window Motor Malfunction Rear power window regulator motor assembly RH is malfunctioning

  • Rear power window regulator motor assembly RH

  • Incorrect installation of power window components

  • Overheated rear power window regulator motor assembly RH

  • Harness or connector
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WIRING DIAGRAM


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  1. B004WQAE02
    Table 5.
    *1 Instrument panel junction Block Assembly
    *2 Main Body ECU (Multiplex Network Body ECU)
    *3 LIN Communication Line
    B004WQRE02
    B004XFVE02
    B004RUEE02
    B004U4CE02

    for LHD:

  2. B004WQAE04
    Table 6.
    *1 Instrument panel junction Block Assembly
    *2 Main Body ECU (Multiplex Network Body ECU)
    *3 LIN Communication Line
    B004TWEE02
    B004S0SE02
    B004UIVE02
    B004SYAE02

    for RHD:

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CAUTION / NOTICE / HINT

Note:

  • DTC B2311 is stored in each power window regulator motor assembly.

  • If a power window regulator motor assembly has been replaced with a new one, initialize the power window control system.

    Click here

  • If a power window regulator motor assembly and door window regulator sub-assembly have been removed and installed, or if a power window regulator motor assembly was reused when a door glass or door glass run was replaced, initialize the power window control system.

    Click here

  • Inspect the fuses for circuits related to this system before performing the following procedure.

  • The power window control system uses the LIN communication system. Inspect the communication function by following How to Proceed with Troubleshooting. Troubleshoot the power window control system after confirming that the communication system is functioning properly.

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PROCEDURE


  1. Click here

    CHECK FOR DTC


    1. Clear the DTCs.

      Click here


      1. Body Electrical > D-Door Motor > Clear DTCs



      1. Body Electrical > P-Door Motor > Clear DTCs



      1. Body Electrical > RL-Door Motor > Clear DTCs



      1. Body Electrical > RR-Door Motor > Clear DTCs


    2. Check for DTCs.

      Click here


      1. Body Electrical > D-Door Motor > Trouble Codes



      1. Body Electrical > P-Door Motor > Trouble Codes



      1. Body Electrical > RL-Door Motor > Trouble Codes



      1. Body Electrical > RR-Door Motor > Trouble Codes


      Result
      Result Proceed to
      DTC B2311 is not output A
      DTC B2311 is output B

  2. Click here

    CHECK FOR DTC


    1. Check the parts which the DTCs have been output from.

      Result
      Result Proceed to
      DTC output from D-Door Motor (for LHD) A
      DTC output from D-Door Motor (for RHD) B
      DTC output from P-Door Motor (for LHD) C
      DTC output from P-Door Motor (for RHD) D
      DTC output from RL-Door Motor E
      DTC output from RR-Door Motor F

  3. Click here

    CHECK HARNESS AND CONNECTOR (FRONT POWER WINDOW REGULATOR MOTOR ASSEMBLY LH - BATTERY AND BODY GROUND)


    1. B004SN5C18
      *a

      Component with harness connected

      (Front Power Window Regulator Motor Assembly LH)

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      H21-1 (GND) - Body ground Always Below 1 Ω

    2. Measure the voltage according to the value(s) in the table below.

      Standard Voltage
      Tester Connection Switch Condition Specified Condition
      H21-2 (B) - H21-1 (GND) Power switch off 11 to 14 V
      Result
      Proceed to
      OK
      NG

    • OKClick here

      GO TO STEP 9

    • NG

      REPAIR OR REPLACE HARNESS OR CONNECTOR

  4. Click here

    CHECK HARNESS AND CONNECTOR (FRONT POWER WINDOW REGULATOR MOTOR ASSEMBLY RH - BATTERY AND BODY GROUND)


    1. B004SN5C19
      *a

      Component with harness connected

      (Front Power Window Regulator Motor Assembly RH)

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      H2-1 (GND) - Body ground Always Below 1 Ω

    2. Measure the voltage according to the value(s) in the table below.

      Standard Voltage
      Tester Connection Switch Condition Specified Condition
      H2-2 (B) - H2-1 (GND) Power switch off 11 to 14 V
      Result
      Proceed to
      OK
      NG

    • OKClick here

      GO TO STEP 9

    • NG

      REPAIR OR REPLACE HARNESS OR CONNECTOR

  5. Click here

    CHECK HARNESS AND CONNECTOR (FRONT POWER WINDOW REGULATOR MOTOR ASSEMBLY RH - BATTERY AND BODY GROUND)


    1. B004SN5C18
      *a

      Component with harness connected

      (Front Power Window Regulator Motor Assembly RH)

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      H21-1 (GND) - Body ground Always Below 1 Ω

    2. Measure the voltage according to the value(s) in the table below.

      Standard Voltage
      Tester Connection Switch Condition Specified Condition
      H21-2 (B) - H21-1 (GND) Power switch off 11 to 14 V
      Result
      Proceed to
      OK
      NG

    • OKClick here

      GO TO STEP 9

    • NG

      REPAIR OR REPLACE HARNESS OR CONNECTOR

  6. Click here

    CHECK HARNESS AND CONNECTOR (FRONT POWER WINDOW REGULATOR MOTOR ASSEMBLY LH - BATTERY AND BODY GROUND)


    1. B004SN5C19
      *a

      Component with harness connected

      (Front Power Window Regulator Motor Assembly LH)

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      H2-1 (GND) - Body ground Always Below 1 Ω

    2. Measure the voltage according to the value(s) in the table below.

      Standard Voltage
      Tester Connection Switch Condition Specified Condition
      H2-2 (B) - H2-1 (GND) Power switch off 11 to 14 V
      Result
      Proceed to
      OK
      NG

    • OKClick here

      GO TO STEP 9

    • NG

      REPAIR OR REPLACE HARNESS OR CONNECTOR

  7. Click here

    CHECK HARNESS AND CONNECTOR (REAR POWER WINDOW REGULATOR MOTOR ASSEMBLY LH - BATTERY AND BODY GROUND)


    1. B004SN5C14
      *a

      Component with harness connected

      (Rear Power Window Regulator Motor Assembly LH)

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      K15-1 (GND) - Body ground Always Below 1 Ω

    2. Measure the voltage according to the value(s) in the table below.

      Standard Voltage
      Tester Connection Switch Condition Specified Condition
      K15-2 (B) - K15-1 (GND) Power switch off 11 to 14 V
      Result
      Proceed to
      OK
      NG

    • OKClick here

      GO TO STEP 9

    • NG

      REPAIR OR REPLACE HARNESS OR CONNECTOR

  8. Click here

    CHECK HARNESS AND CONNECTOR (REAR POWER WINDOW REGULATOR MOTOR ASSEMBLY RH - BATTERY AND BODY GROUND)


    1. B004SN5C15
      *a

      Component with harness connected

      (Rear Power Window Regulator Motor Assembly RH)

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      K1-1 (GND) - Body ground Always Below 1 Ω

    2. Measure the voltage according to the value(s) in the table below.

      Standard Voltage
      Tester Connection Switch Condition Specified Condition
      K1-2 (B) - K1-1 (GND) Power switch off 11 to 14 V
      Result
      Proceed to
      OK
      NG

    • OKClick here
    • NG

      REPAIR OR REPLACE HARNESS OR CONNECTOR

  9. Click here

    PERFORM ACTIVE TEST USING GTS (APPLICABLE LOCATION)


    1. Perform the Active Test according to the display on the GTS.

      Click here

      CAUTION:

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

      Tip:

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


      1. Body Electrical > D-Door Motor > Active Test
        Tester Display Measurement Item Control Range Diagnostic Note
        Power Window Power window OFF / DOWN / UP -



      1. Body Electrical > P-Door Motor > Active Test
        Tester Display Measurement Item Control Range Diagnostic Note
        Power Window Power window OFF / DOWN / UP -



      1. Body Electrical > RL-Door Motor > Active Test
        Tester Display Measurement Item Control Range Diagnostic Note
        Power Window Power window OFF / DOWN / UP -



      1. Body Electrical > RR-Door Motor > Active Test
        Tester Display Measurement Item Control Range Diagnostic Note
        Power Window Power window OFF / DOWN / UP -



      1. Body Electrical > D-Door Motor > Active Test
        Tester Display
        Power Window





      1. Body Electrical > P-Door Motor > Active Test
        Tester Display
        Power Window





      1. Body Electrical > RL-Door Motor > Active Test
        Tester Display
        Power Window





      1. 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) (for LHD) B
      NG (D-Door Motor) (for RHD) C
      NG (P-Door Motor) (for LHD) D
      NG (P-Door Motor) (for RHD) E
      NG (RL-Door Motor) F
      NG (RR-Door Motor) G

    • AClick here
    • B

      REPLACE FRONT POWER WINDOW REGULATOR MOTOR ASSEMBLY LHClick here

    • C

      REPLACE FRONT POWER WINDOW REGULATOR MOTOR ASSEMBLY RHClick here

    • D

      REPLACE FRONT POWER WINDOW REGULATOR MOTOR ASSEMBLY RHClick here

    • E

      REPLACE FRONT POWER WINDOW REGULATOR MOTOR ASSEMBLY LHClick here

    • F

      REPLACE REAR POWER WINDOW REGULATOR MOTOR ASSEMBLY LHClick here

    • G

      REPLACE REAR POWER WINDOW REGULATOR MOTOR ASSEMBLY RHClick here

  10. Click here

    PERFORM INITIALIZATION (APPLICABLE LOCATION)


    1. Initialize the power window regulator motor assembly.

      Click here

      Tip:

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

      Result
      Proceed to
      NEXT

  11. Click here

    CHECK POWER WINDOW CONTROL SYSTEM (APPLICABLE LOCATION)


    1. Check that the power window operates normally by opening and closing the window.

      Click here

      Tip:

      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) (for LHD) B
      NG (D-Door Motor) (for RHD) C
      NG (P-Door Motor) (for LHD) D
      NG (P-Door Motor) (for RHD) E
      NG (RL-Door Motor) F
      NG (RR-Door Motor) G

    • AClick here
    • B

      REPLACE FRONT POWER WINDOW REGULATOR MOTOR ASSEMBLY LHClick here

    • C

      REPLACE FRONT POWER WINDOW REGULATOR MOTOR ASSEMBLY RHClick here

    • D

      REPLACE FRONT POWER WINDOW REGULATOR MOTOR ASSEMBLY RHClick here

    • E

      REPLACE FRONT POWER WINDOW REGULATOR MOTOR ASSEMBLY LHClick here

    • F

      REPLACE REAR POWER WINDOW REGULATOR MOTOR ASSEMBLY LHClick here

    • G

      REPLACE REAR POWER WINDOW REGULATOR MOTOR ASSEMBLY RHClick here

  12. Click here

    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

    • OK

      END (OVERHEATED POWER WINDOW REGULATOR MOTOR WAS DEFECTIVE)

    • NG

      INSTALL PARTS CORRECTLY