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Home >> Toyota >> 2002 >> Sienna CE >> Repair and Diagnosis >> Body & Frame >> Body, Cab Control Systems >> Body Control Systems - Diagnostics >> Circuit Inspection >> Light Control Switch Circuit >> Inspection Procedure
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Inspection Procedure

  1. Check Headlight Control Switch. 
    1. NG: Replace the headlight control switch. 
    2. OK: Go to next step. 
  2. Check Wire Harness And Connector Between Headlight Control Switch And Body 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 symptoms table. See  PROBLEM SYMPTOMS TABLES  .