POWER WINDOW CONTROL SYSTEM(for Models with Jam Protection Function on Driver Door Window Only), Diagnostic DTC:B2311

DTC Code DTC Name
B2311 Power Window Motor Malfunction

DESCRIPTION

The front door window regulator assembly (for driver door) is operated by the power window regulator master switch assembly. The front door window regulator assembly (for driver door) has motor, regulator and ECU functions.

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

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)

CAUTION / NOTICE / HINT

Note


  • DTC B2311 is stored in the front door window regulator assembly (for driver door) (power window ECU).

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

    Click here

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

    Click here

PROCEDURE


  1. PERFORM ACTIVE TEST USING GTS (D-DOOR MOTOR)


    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 / D-Door Motor / Active Test.

    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 > D-Door Motor > Active Test
      Tester Display
      Power Window
      OK
      Driver door power window motor operates.
      Result
      Proceed to
      OK
      NG

    NG

    REPLACE FRONT DOOR WINDOW REGULATOR ASSEMBLY (FOR DRIVER DOOR) except Sedan: Click here
    REPLACE FRONT DOOR WINDOW REGULATOR ASSEMBLY (FOR DRIVER DOOR) for Sedan: Click here

    OK

  2. PERFORM INITIALIZATION (FOR DRIVER DOOR)


    1. Initialize the front door window regulator assembly (for driver door).

      Click here

      Result
      Proceed to
      NEXT

    NEXT

  3. CHECK POWER WINDOW CONTROL SYSTEM (FOR DRIVER DOOR)


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

      Click here

      OK
      Driver door power window operates normally.
      Result
      Proceed to
      OK
      NG

    NG

    REPLACE FRONT DOOR WINDOW REGULATOR ASSEMBLY (FOR DRIVER DOOR) except Sedan: Click here
    REPLACE FRONT DOOR WINDOW REGULATOR ASSEMBLY (FOR DRIVER DOOR) for Sedan: Click here

    OK

  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
      OK
      B2311 output does not recur.
      Result
      Proceed to
      OK
      NG

    OK

    END

    NG

    REPLACE FRONT DOOR WINDOW REGULATOR ASSEMBLY (FOR DRIVER DOOR) except Sedan: Click here
    REPLACE FRONT DOOR WINDOW REGULATOR ASSEMBLY (FOR DRIVER DOOR) for Sedan: Click here