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Home >> Toyota >> 2001 >> 4Runner Base >> Repair and Diagnosis >> External Pages >> Different car >> Section 343 (Back Door Control System) >> Circuit Inspection >> Back Door Courtesy Switch Circuit >> Inspection Procedure
July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

Inspection Procedure

WARNING: This page is about a different car, the 2002 Toyota 4Runner. However, it is still accessible from the selected car via links, so may be relevant.
  1. Check back door courtesy switch. See  INTERIOR/ILLUMINATION LIGHTS  . 
    1. NG: Replace back door courtesy. 
    2. OK: Go to next step 
  2. Check  HARNESS AND CONNECTOR BETWEEN BACK DOOR COURTESY SWITCH AND BACK DOOR ECU  . 
    1. NG: Repair or replace harness or connector. 
    2. OK: Proceed to next circuit inspection shown on problem symptoms table. See  PROBLEM SYMPTOMS TABLES  . 
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