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Inspection Procedure

WARNING: This page is about a different car, the 2003 Lexus LS 430. However, it is still accessible from the selected car via links, so may be relevant.
  1. Check the hazard switch (See  INSPECTION  ). 
    1. NG : Replace the hazard switch. 
    2. OK : Go to next step. 
  2. Check wire harness and connector between hazard switch and driver side J/B ECU (See  HOW TO USE THE DIAGNOSTIC CHART AND INSPECTION PROCEDURE  ). 
    1. NG : Repair or replace wire harness or connector. 
    2. OK : Proceed to next circuit inspection shown on problem symptom table (See  PROBLEM SYMPTOMS TABLE  ). 
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