LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Lexus >> 2013 >> GX 460 Base >> Repair and Diagnosis >> Body & Frame >> Windows >> Power Window Control System (Diagnostic Codes & Symptom Tests) >> Power Window Control System >> Symptom Tests >> Driver Side Power Window Auto Up / Down Function does not Operate with Power Window Master Switch >> 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: Procedure

  1. CHECK FOR DTC 
    1. Clear the DTCs. Refer to DTC CHECK / CLEAR [06/2012 - ] .
    2. Check for DTCs. Refer to DTC CHECK / CLEAR [06/2012 - ] .
      RESULT

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

    B → See step   9 

    C → See step   6 

    D → See step   7 

    E → See step   5 

    A: Go to next step 

  2. CHECK MANUAL UP/DOWN FUNCTION 
    1. Check that the front power window moves when the manual up/down function of the multiplex network master switch is operated. Refer to OPERATION CHECK [06/2012 - ] .

      OK

      Front power window moves.

    NG → See step   8 

    OK: Go to next step 

  3. READ VALUE USING TECHSTREAM (MULTIPLEX NETWORK MASTER SWITCH) 
    1. Use the Data List to check if the multiplex network master switch is functioning properly. Refer to DATA LIST / ACTIVE TEST [06/2012 - ] .
      MASTER SWITCH

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

      OK

      On tester screen, item changes between ON and OFF according to above chart.

    NG → See step   4 

    OK → See step   10 

  4. REPLACE MULTIPLEX NETWORK MASTER SWITCH ASSEMBLY. Refer to  REMOVAL [06/2012 - ] 
  5. GO TO LIN COMMUNICATION SYSTEM. Refer to  HOW TO PROCEED WITH TROUBLESHOOTING [06/2012 - ] 
  6. GO TO DTC B2312. Refer to  DTC B2312: Power Window Switch Malfunction  
  7. GO TO DTC B2313. Refer to  DTC B2313: Glass Position Initialization Incomplete  
  8. GO TO "Driver Side Power Window does not Operate with Power Window Master Switch". Refer to  Driver Side Power Window does not Operate with Power Window Master Switch  
  9. GO TO DTC B2311. Refer to  DTC B2311: Power Window Motor Malfunction  
  10. REPLACE FRONT POWER WINDOW REGULATOR MOTOR ASSEMBLY LH. Refer to  REMOVAL [06/2012 - ]