Toyota Tundra Service Manual: Glass Position Initialization Incomplete (B2313)

DESCRIPTION

The power window regulator motor is driven by operating the power window switch. The power window regulator sub-assembly has motor, regulator and ECU functions.

When the ECU determines that the power window regulator motor has not been initialized, DTC B2313 is stored.

HINT:

DTC B2311 is set when the ECU for the front power window regulator motor assembly LH or RH malfunctions.

NOTICE:

  • When the power window regulator motor is reinstalled or replaced, the power window control system must be initialized.
  • After a door glass or a door glass run has been replaced, the jam protection function may operate unexpectedly when the auto up function is used. In such cases, the auto up function can be resumed by repeating the following operation at least 5 times:
    1. Close the power window by fully pulling up the power window switch and holding it in the auto up position.
    2. Open the power window by fully pushing down the switch.
Driver Side Motor

DTC Code

DTC Detection Condition

Trouble Area

B2313

  • The power window regulator motor is not initialized.
  • The power window regulator motor malfunctions.
  • Front power window regulator motor assembly LH
  • Power window regulator motor not initialized
Front Passenger Side Motor

DTC Code

DTC Detection Condition

Trouble Area

B2313

  • The power window regulator motor is not initialized.
  • The power window regulator motor malfunctions.
  • Front power window regulator motor assembly RH
  • Power window regulator motor not initialized

PROCEDURE

1.

PERFORM INITIALIZATION (APPLICABLE LOCATION)

(a) Initialize the power window regulator motor (See page ).

NEXT

2.

CHECK FOR DTC

(a) Check for DTCs (See page ).

Result

Result

Proceed to

DTC B2313 is not output

A

DTC B2313 output from driver side motor

B

DTC B2313 output from front passenger side motor

C

A

END

B

REPLACE FRONT POWER WINDOW REGULATOR MOTOR ASSEMBLY LH

C

REPLACE FRONT POWER WINDOW REGULATOR MOTOR ASSEMBLY RH

    Power Window Switch Malfunction (B2312)

    Customize Parameters

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