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Problem Symptoms Table

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.
PROBLEM SYMPTOMS

Symptom Suspect Area See Section
Auto wiper system does not operate.
  1. Rain sensor power source circuit
  2. Rain sensor
  1. CIRCUIT INSPECTION 
  2. HOW TO USE THE DIAGNOSTIC CHART AND INSPECTION PROCEDURE
Auto wiper switch is set to "AUTO", it functions as "INT".
  1. Rain sensor power source circuit
  2. Rain sensor
  1. CIRCUIT INSPECTION 
  2. HOW TO USE THE DIAGNOSTIC CHART AND INSPECTION PROCEDURE
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