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HOMESERVICE MANUALSTOYOTA2004MATRIX XR, FWD, STANDARDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 437 (BODY CONTROL SYSTEMS - DIAGNOSTICS)CIRCUIT INSPECTIONPOWER WINDOW MASTER SWITCH CIRCUITINSPECTION PROCEDURE
2004 Toyota Matrix XR, FWD, Standard

Inspection Procedure

2004 Toyota Matrix XR, FWD, StandardSECTION Inspection Procedure
WARNING: This page is about a different car, the 2002 Toyota Prius. However, it is still accessible from the selected car via links, so may be relevant.
  1. Check the power window master switch circuit using DTC check  . See DTC B1221/21: POWER WINDOW SWITCH CIRCUIT ON .
    1. OK: Proceed to next circuit inspection shown on problem symptom table  . See PROBLEM SYMPTOMS TABLE .
    2. OK: Go to next step. 
  2. Check the power window master switch.  See (4) - INSPECT POWER WINDOW SWITCH CIRCUIT .
    1. NG: Replace the power window master switch. 
    2. OK: Go to next step. 
  3. Check wire harness and connector between power window master switch and body ECU. 
    1. NG: Repair or replace wire harness or connector. 
    2. OK: Go to next step. 

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

RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.