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Home >> Lexus >> 2004 >> SC 430 >> Repair and Diagnosis >> Body & Frame >> Windows >> Power Window Control System - Diagnosis >> Power Window Does Not Operate Via Driver Door Key Cylinder >> Inspection Procedure
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Inspection Procedure

  1. INSPECT DOOR LOCK FUNCTION 
    1. Check that all door lock operate via the driver door key cylinder.
    1. NG: GO TO POWER DOOR LOCK CONTROL SYSTEM (See  HOW TO PROCEED WITH TROUBLESHOOTING  ) 
    2. OK: Go to next step. 
  2. INSPECT POWER WINDOW FUNCTION 
    1. Check that the power window operates via each power window switch.
    1. NG: GO TO (See  FLOW CHART   and  POWER WINDOW DOES NOT OPERATE VIA PASSENGER POWER WINDOW SWITCH  ) 
    2. OK: Go to next step. 
  3. INSPECT POWER WINDOW FUNCTION 
    1. Check that the passenger window operates via the power window master switch.
    1. NG: GO TO (See  FLOW CHART  ) 
    2. OK: REPLACE MULTIPLEX NETWORK DOOR ECU FRONT LH