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Home >> Toyota >> 2004 >> Matrix Base, FWD, Automatic >> Repair and Diagnosis >> External Pages >> Different car >> Section 387 (Driver Door Control System - Diagnostics) >> Circuit Inspection >> Window Lock Switch Circuit >> Inspection Procedure

Inspection Procedure

WARNING: This page is about a different car, the 2002 Toyota Sequoia. However, it is still accessible from the selected car via links, so may be relevant.
  1. Check the window lock switch circuit using DTC check  . See MULTIPLEX COMMUNICATION SYSTEM - DIAGNOSTICS .
    1. OK  : Proceed to next circuit inspection shown on problem symptoms table. See PROBLEM SYMPTOMS TABLE or PROBLEM SYMPTOMS TABLES  .
    2. NG  : Go to  2
  2. Check wire harness and connector between driver door ECU and passenger door ECU. 
    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 .
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