Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSTOYOTA2004MATRIX XR, FWD, STANDARDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 844 (COMBINATION SWITCH CONTROL SYSTEM - DIAGNOSIS)CIRCUIT INSPECTIONWIPER AND WASHER 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 2003 Lexus LS 430. However, it is still accessible from the selected car via links, so may be relevant.
- Check wiper and washer switch using LEXUS hand-held tester.
PREPARATION:
Connect the LEXUS hand-held tester to the DLC3.
CHECK:
Check the wiper switch using DATA LIST.
OK:
Wiper switch:
WIPER SWITCH SPECIFICATIONSwitch name (Tester display) No pressing Pressing Front wiper MIST switch (F WIPER MIST SW) OFF ON Front wiper AUTO switch (F WIPER AUTO SW) OFF ON Front wiper HI switch (F WIPER HI SW) OFF ON Front wiper LO switch (F WIPER LO SW) OFF ON Front wiper INT Switch (F WIPER INT SW) OFF ON Washer switch:
WASHER SWITCH SPECIFICATIONSwitch name (Tester display) No pressing Pressing Front washer switch (F WASHER SW) OFF ON - OK : Proceed to next circuit inspection shown on problem symptom table (See PROBLEM SYMPTOMS TABLE ).
- NG : Replace combination switch (See REMOVAL ).
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.