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Home >> Lexus >> 2003 >> GS 430 >> Repair and Diagnosis >> Body & Frame >> Door Locks >> Driver Door Control System (Diagnostics) >> Circuit Inspection >> Power window master switch circuit >> Inspection Procedure

Inspection Procedure

  1. Check the power window master switch circuit using DTC check. (Refer to  DTC B1221/21, DTC B1222/22, DTC B1223/23, DTC B1224/24, DTC B1225/25, DTC B1226/26, DTC B1241/41 OR DTC B1252/52  ) 
    1. OK: Proceed to next circuit inspection shown on problem symptom table. (See  PROBLEM SYMPTOMS TABLE  
    2. OK: Go to Next Step 
  2. Check the power window master switch. (See  INSPECTION  in Power Window Control System article) 
    1. NG: Replace the power window master switch. 
    2. OK: Go to Next Step 
  3. Check wire harness and connector between power window master switch and driver door ECU. 
    1. NG: Repair or replace wire harness or connector. 
    2. OK: Go to next step. 

      Proceed to next circuit inspection shown on problem symptom table. (See  PROBLEM SYMPTOMS TABLE  

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