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Home >> Toyota >> 2008 >> Sequoia Platinum, 4WD >> Repair and Diagnosis >> Body & Frame >> Windows >> Window/Glass >> Power Window Control System >> Driver Side Power Window Auto Up / Down Function Does Not Operate with Power Window Master Switch >> Inspection Procedure

Inspection Procedure

  1. CHECK DTC 
    1. Check for DTCs (See DTC CHECK / CLEAR  )

      Result 

      RESULT CHART

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

    B: GO TO DTC (B2311)  (See DTC B2311 POWER WINDOW MOTOR MALFUNCTION  )

    C: GO TO DTC (B2312)  (See DTC B2312 POWER WINDOW SWITCH MALFUNCTION  )

    D: GO TO DTC (B2313)  (See DTC B2313 GLASS POSITION INITIALIZATION INCOMPLETE  )

    E: GO TO LIN COMMUNICATION SYSTEM  (See HOW TO PROCEED WITH TROUBLESHOOTING )

    A: Go to next step 

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

      OK: Manual UP/DOWN function operates normally. 

    NG: GO TO OTHER FLOW CHART (DRIVER SIDE POWER WINDOW MOTOR CIRCUIT)  (See DRIVER SIDE POWER WINDOW DOES NOT OPERATE WITH POWER WINDOW MASTER SWITCH  )

    OK: Go to next step 

  3. READ VALUE USING TECHSTREAM (POWER WINDOW REGULATOR MASTER SWITCH) 
    1. Connect the Techstream to the DLC3.
    2. Turn the ignition switch to ON.
    3. Turn the Techstream on.
    4. Enter the following menus: Body Electrical / Master Switch / Data List.
    5. According to the display on the Techstream, read the Data List.

      Master Switch 

      MASTER SWITCH REFERENCE CHART

      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 operated
      OFF: Driver side power window switch not operated
      -

      OK: The Techstream display changes normally when master switch is operated. 

    NG: REPLACE POWER WINDOW REGULATOR MASTER SWITCH ASSEMBLY  (See REMOVAL  )

    OK: REPLACE FRONT POWER WINDOW REGULATOR MOTOR ASSEMBLY LH  (See REMOVAL  )