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

    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 hereClick 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

    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

    for Sedan:Click here