LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Lexus >> 2017 >> LS 460 L, RWD >> Repair and Diagnosis >> Body & Frame >> Windows >> Power Window Control System - Diagnostic Codes & Symptom Tests >> Symptom Tests >> Driver Side Power Window Auto Up / Down Function does not Operate with Power Window Master Switch [09/2015 - ] >> Procedure
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Driver Side Power Window Auto Up / Down Function does not Operate with Power Window Master Switch [09/2015 - ]: Procedure

  1. CHECK FOR DTC 
    1. Check for DTCs.
      RESULT:

      Result Proceed to
      DTC is not output A
      B2311 is output B
      B2312 is output C
      B2313 is output D
      LIN communication system DTC output reoccur E

    Result:  B

    GO TO DTC B2311 

    (Refer to DTC B2311: Power Window Motor Malfunction [09/2015 - ] )

    Result:  C

    GO TO DTC B2312 

    (Refer to DTC B2312: Power Window Switch Malfunction [09/2015 - ] )

    Result:  D

    GO TO DTC B2313 

    (Refer to DTC B2313: Glass Position Initialization Incomplete [09/2015 - ] )

    Result:  E

    GO TO LIN COMMUNICATION SYSTEM 

    (Refer to HOW TO PROCEED WITH TROUBLESHOOTING [09/2015 - ] )

    Result:  A

    See step  2

  2. CHECK MANUAL UP / DOWN FUNCTION 
    1. Check that the manual UP/DOWN function using the multiplex network master switch can operate the driver door power window.

      OK

      Manual UP/DOWN function operates normally.

    Result:  NG

    NG 

    OTHER PROBLEM 

    (Refer to Driver Side Power Window does not Operate with Power Window Master Switch [09/2015 - ] )

    Result:  OK

    OK 

    See step  3

  3. READ VALUE USING TECHSTREAM 
    1. Use the Data List to check if the master switch is functioning properly.
      MASTER SWITCH:

      Tester Display Measurement Item/Range Normal Condition Diagnostic Note
      D Door P/W Auto SW Driver side power window auto UP/DOWN switch signal / ON or OFF ON: Driver side power window auto UP/DOWN switch on master switch operated
      OFF: Driver side power window switch on master switch not operated
      -

      OK

      Techstream display changes normally when master switch is operated.

    Result:  OK

    OK 

    REPLACE FRONT POWER WINDOW REGULATOR MOTOR ASSEMBLY LH 

    (Refer to REMOVAL [09/2015 - ] )

    Result:  NG

    NG 

    REPLACE MULTIPLEX NETWORK MASTER SWITCH ASSEMBLY 

    (Refer to REMOVAL [09/2015 - ] )