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.
SYS.OK|MANUAL.DB● LIVE
HOMESERVICE MANUALSTOYOTA2004MATRIX XR, FWD, STANDARDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 782 (EMISSION CONTROL)POSITIVE CRANKCASE VENTILATION (PCV) SYSTEMINSPECTION
2004 Toyota Matrix XR, FWD, Standard
Positive Crankcase Ventilation (PCV) System: Inspection
2004 Toyota Matrix XR, FWD, StandardSECTION Inspection
WARNING: This page is about a different car, the 2004 Lexus IS 300. However, it is still accessible from the selected car via links, so may be relevant.
- REMOVE ENGINE COVER
Remove 4 nuts and engine cover.
- REMOVE PCV VALVE
- Disconnect the PCV hose from the PCV valve.
- Remove the PCV valve.
- INSTALL CLEAN HOSE TO PCV VALVE
- INSPECT PCV VALVE OPERATION
- Blow air into the cylinder head side, and check that air passes through easily.CAUTION:
- Do not suck air through the valve.
- Petroleum substances inside the valve are harmful.
- Blow air into the cylinder head side, and check that air passes through easily.
RENDER: 1.0x
NO RELATED
Recommended Tools & Savings
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Affiliate disclosure: We may earn a commission at no extra cost to you.
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.