POWER WINDOW CONTROL SYSTEM, Diagnostic DTC:B2311

DTC Code DTC Name
B2311 Power Window Motor Malfunction

DESCRIPTION

The power window regulator motor assembly is operated by the power window regulator master switch assembly, power window regulator switch assembly or a rear power window regulator switch assembly. The power window regulator motor assembly has motor, regulator and ECU functions.

This DTC is output when the power window regulator motor assembly has a malfunction, or the ECU built into the power window regulator motor 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. Power window regulator motor assembly (for driver door) is malfunctioning

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

 Power window regulator motor assembly (for driver door)
DTC Detection Conditions
Vehicle Condition
Pattern 1 Pattern 2
Diagnosis Condition Engine switch on (IG) ○ ○
When the full closing operation - ○
Malfunction Status Front power window regulator motor assembly (for driver door) is malfunctioning ○ -
Window position has deviated approximately 20 mm (0.787 in.) or more from normal position - ○
Detection Time - -
Number of Trips 1 trip 1 trip

Tech Tips

DTC will be output when conditions for either of the patterns in the table above are met.

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

  • Either condition is met:


    1. Power window regulator motor assembly (for front passenger door) is malfunctioning

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

 Power window regulator motor assembly (for front passenger door)
DTC Detection Conditions
Vehicle Condition
Pattern 1 Pattern 2
Diagnosis Condition Engine switch on (IG) ○ ○
When the full closing operation - ○
Malfunction Status Front power window regulator motor assembly (for front passenger door) is malfunctioning ○ -
Window position has deviated approximately 20 mm (0.787 in.) or more from normal position - ○
Detection Time - -
Number of Trips 1 trip 1 trip

Tech Tips

DTC will be output when conditions for either of the patterns in the table above are met.

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

  • Either condition is met:


    1. Power window regulator motor assembly (for rear LH door) is malfunctioning

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

 Power window regulator motor assembly (for rear LH door)
DTC Detection Conditions
Vehicle Condition
Pattern 1 Pattern 2
Diagnosis Condition Engine switch on (IG) ○ ○
When the full closing operation - ○
Malfunction Status Power window regulator motor assembly (for rear LH door) is malfunctioning ○ -
Window position has deviated approximately 20 mm (0.787 in.) or more from normal position - ○
Detection Time - -
Number of Trips 1 trip 1 trip

Tech Tips

DTC will be output when conditions for either of the patterns in the table above are met.

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

  • Either condition is met:


    1. Power window regulator motor assembly (for rear RH door) is malfunctioning

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

 Power window regulator motor assembly (for rear RH door)
DTC Detection Conditions
Vehicle Condition
Pattern 1 Pattern 2
Diagnosis Condition Engine switch on (IG) ○ ○
When the full closing operation - ○
Malfunction Status Front power window regulator motor assembly (for rear RH door) is malfunctioning ○ -
Window position has deviated approximately 20 mm (0.787 in.) or more from normal position - ○
Detection Time - -
Number of Trips 1 trip 1 trip

Tech Tips

DTC will be output when conditions for either of the patterns in the table above are met.

WIRING DIAGRAM

Click here

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.

    Click here

PROCEDURE


  1. CHECK FOR DTC


    1. Clear the DTCs.

      Click here


      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.

      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
      DTC B2311 is not output.
      Result
      Proceed to
      OK
      NG

    OK

    USE SIMULATION METHOD TO CHECK Click here

    NG

  2. PERFORM ACTIVE TEST USING GTS (APPLICABLE LOCATION)


    1. Connect the GTS to the DLC3.

    2. Turn the engine switch on (IG).

    3. Turn the GTS on.

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

      Tech Tips

      Perform the Active Test for the power window regulator motor 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.

      B002C8D

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

    C

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

    A

  3. PERFORM INITIALIZATION (APPLICABLE LOCATION)


    1. Initialize the power window regulator motor assembly.

      Click here

      Tech Tips

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

      Result
      Proceed to
      NEXT

    NEXT

  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 engine switch off.

    2. Wait for at least 10 seconds, and then turn the engine switch on (IG).

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

    C

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