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HOMESERVICE MANUALSTOYOTA2004MATRIX XR, FWD, STANDARDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 554 (AUDIO & VISUAL SYSTEM - DIAGNOSTICS)CIRCUIT INSPECTION5. TURNING LIGHT CONTROL SWITCH "TAIL" DOES NOT TURN ON STEERING PAD SWITCH.INSPECTION 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 2003 Toyota Sequoia. However, it is still accessible from the selected car via links, so may be relevant.
  1. Check steering pad switch. 

    PREPARATION:

    Disconnect the steering pad switch connector.

    CHECK:

    Check continuity of the wire harness between terminal ILL+ and EAU of the steering pad switch.

    OK:

    1. Continuity 

    Fig 1: Checking Continuity Of Wire Harness Between Terminal ILL+ And EAU Of Steering Pad Switch
    G02839006Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. NG : Replace steering pad switch. 
    2. OK : Go To Next Step. 
  2. Check wire harness and connector between radio and player and steering pad switch. 

    PREPARATION:

    Disconnect the radio and player and steering pad switch connectors.

    CHECK:

    1. Check continuity of the wire harness between terminal SWG of radio and player and terminal EAU of the steering pad switch.
    2. Check continuity of the wire harness between terminal ILL+ of the steering pad switch and battery.

    OK:

    1. Continuity 
    1. NG : Repair or replace harness and connector. 
    2. OK : Replace radio and player (See  HOW TO USE THE DIAGNOSTIC CHART AND INSPECTION PROCEDURE  ). 

RENDER: 1.0x

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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.