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Home >> Lexus >> 2002 >> SC 430 >> Repair and Diagnosis (Single Page) >> External Pages >> Different car >> Section 397 (Rain Sensor System - Diagnosis) >> Circuit Inspection >> Stop Light Switch Circuit >> Inspection Procedure
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Inspection Procedure

WARNING: This page is about a different car, the 2003 Lexus LX 470. However, it is still accessible from the selected car via links, so may be relevant.
  1. Check stop light switch (See  INSPECTION  ). 
    1. NG : Replace stop light switch. 
    2. OK : Go to next step 
  2. Check wire harness between stop light switch and wiper control ECU (See  HOW TO USE THE DIAGNOSTIC CHART AND INSPECTION PROCEDURE  ). 
    1. NG : Repair or replace wire harness. 
    2. OK : Proceed next circuit inspection shown on problem symptom table. (See  PROBLEM SYMPTOMS TABLE  ) 
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