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Home >> Toyota >> 2002 >> Prius >> Repair and Diagnosis >> Body & Frame >> Body, Cab Control Systems >> Body Control Systems - Diagnostics >> Circuit Inspection >> Door Courtesy Switch Circuit >> Inspection Procedure

Inspection Procedure

  1. Check courtesy switch  . See STEP 3 - INSPECT PASSENGER'S DOOR KEY LOCK AND UNLOCK SWITCH  under INSPECTION .
    1. NG: Replace the courtesy switch. 
    2. OK: Go to next step. 
  2. Check that there is a grounding malfunction caused by looseness of the tighten screw. 
    1. NG: Install screw. 
    2. OK: Go to next step. 
  3. Check wire harness and connector between courtesy 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: Go to next step. 

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

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