POWER WINDOW CONTROL SYSTEM(for Models with Jam Protection Function on 4 Windows), Diagnostic DTC:B2311

DTC Code DTC Name
B2311 Power Window Motor Malfunction

DESCRIPTION

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

This DTC is output when a door window regulator assembly is malfunctioning, or the ECU built into the door window regulator assembly determines that the fully closed window position has deviated approximately 20 mm (0.787 in.) or more from the normal position.

D-Door Motor
DTC No. Detection Item DTC Detection Condition Trouble Area
B2311 Power Window Motor Malfunction

  • Either condition is met:


    1. Front door window regulator assembly (for driver door) is malfunctioning

    2. When ECU in front door window regulator assembly (for driver door) determines that fully closed window position has deviated approx. 20 mm (0.787 in.) or more from normal position

  • Front door window regulator assembly (for driver door)

  • Incorrect installation of power window components

  • Overheated front door window regulator assembly (for driver door)
P-Door Motor
DTC No. Detection Item DTC Detection Condition Trouble Area
B2311 Power Window Motor Malfunction

  • Either condition is met:


    1. Front door window regulator assembly (for passenger door) is malfunctioning

    2. When ECU in front door window regulator assembly (for passenger door) determines that fully closed window position has deviated approx. 20 mm (0.787 in.) or more from normal position

  • Front door window regulator assembly (for passenger door)

  • Incorrect installation of power window components

  • Overheated front door window regulator assembly (for passenger door)
RL-Door Motor
DTC No. Detection Item DTC Detection Condition Trouble Area
B2311 Power Window Motor Malfunction

  • Either condition is met:


    1. Rear door window regulator assembly (for LH door) is malfunctioning

    2. When ECU in rear door window regulator assembly (for LH door) determines that fully closed window position has deviated approx. 20 mm (0.787 in.) or more from normal position

  • Rear door window regulator assembly (for LH door)

  • Incorrect installation of power window components

  • Overheated rear door window regulator assembly (for LH door)
RR-Door Motor
DTC No. Detection Item DTC Detection Condition Trouble Area
B2311 Power Window Motor Malfunction

  • Either condition is met:


    1. Rear door window regulator assembly (for RH door) is malfunctioning

    2. When ECU in rear door window regulator assembly (for RH door) determines that fully closed window position has deviated approx. 20 mm (0.787 in.) or more from normal position

  • Rear door window regulator assembly (for RH door)

  • Incorrect installation of power window components

  • Overheated rear door window regulator assembly (for RH door)

CAUTION / NOTICE / HINT

Note


  • DTC B2311 is stored in each door window regulator assembly (power window ECU).

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

    Click here

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

    Click here

PROCEDURE


  1. PERFORM ACTIVE TEST USING GTS (APPLICABLE LOCATION)


    1. Connect the GTS to the DLC3.

    2. Turn the ignition switch to ON.

    3. Turn the GTS on.

    4. Enter the following menus: Body Electrical / (desired system) / Active Test.

      Tech Tips

      Perform the Active Test for the door window regulator assembly that has DTC B2311 stored in its ECU.

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

      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.


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

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

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

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

      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 (Driver door power window) B
      NG (Front passenger door power window)
      NG (Rear LH door power window) C
      NG (Rear RH door power window)

    B

    REPLACE FRONT DOOR WINDOW REGULATOR ASSEMBLY (FOR DRIVER DOOR OR PASSENGER DOOR) Click here

    C

    REPLACE REAR DOOR WINDOW REGULATOR ASSEMBLY (FOR LH DOOR OR RH DOOR) Click here

    A

  2. PERFORM INITIALIZATION (APPLICABLE LOCATION)


    1. Initialize the door window regulator assembly.

      Click here

      Tech Tips

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

      Result
      Proceed to
      NEXT

    NEXT

  3. CHECK POWER WINDOW CONTROL SYSTEM (APPLICABLE LOCATION)


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

      Click here

      Tech Tips

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

      OK
      Each power window operates normally.
      Result
      Result Proceed to
      OK A
      NG (Driver door power window) B
      NG (Front passenger door power window)
      NG (Rear LH door power window) C
      NG (Rear RH door power window)

    B

    REPLACE FRONT DOOR WINDOW REGULATOR ASSEMBLY (FOR DRIVER DOOR OR PASSENGER DOOR) Click here

    C

    REPLACE REAR DOOR WINDOW REGULATOR ASSEMBLY (FOR LH DOOR OR RH DOOR) Click here

    A

  4. 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

    NG

    INSTALL PARTS CORRECTLY

    OK

  5. CHECK DTC OUTPUT


    1. Turn the ignition switch off.

    2. Wait for at least 10 seconds, and then turn the ignition switch to ON.

    3. Check for DTCs.

      Click here


      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
      B2311 is not output.
      Result
      Result Proceed to
      OK A
      NG (Driver door power window) B
      NG (Front passenger door power window)
      NG (Rear LH door power window) C
      NG (Rear RH door power window)

    A

    END

    B

    REPLACE FRONT DOOR WINDOW REGULATOR ASSEMBLY (FOR DRIVER DOOR OR PASSENGER DOOR) Click here

    C

    REPLACE REAR DOOR WINDOW REGULATOR ASSEMBLY (FOR LH DOOR OR RH DOOR) Click here