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Home › Lexus › 2003 › 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

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  POWER DOOR LOCK CONTROL SYSTEM  ) 
    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 FLOW CHART (See  DRIVER POWER WINDOW DOES NOT OPERATE  ,  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 FLOW CHART (See  PASSENGER WINDOW DOSE NOT OPERATE VIA MASTER SWITCH  ) 
    2. OK: REPLACE MULTIPLEX NETWORK DOOR ECU FRONT LH 
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