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.
2009 Toyota Matrix Base, AutomaticFACTORY OEM SERVICE PROCEDURE
On-Vehicle Inspection
- INSPECT CAMSHAFT TIMING OIL CONTROL VALVE ASSEMBLY
- Connect the Techstream to the DLC3.
- Start the engine.
- Turn the Techstream on.
- Inspect the oil control valve (for intake camshaft).
- Enter the following menus: Powertrain / Engine and ECT / Active Test / Control the VVT System (Bank 1).
- Check the engine speed when the oil control valve is operated using the Techstream with the engine coolant temperature at 50°C (122°F) or less.
HINT:
- When performing the active test, the air conditioning should be on.
- Engine coolant temperature when the engine is started should be 30°C (86°F) or less.
Standard
SPECIFIED CONDITION CHARTControl Range Specified Condition OFF Normal engine speed ON Rough idle or engine stalls (soon after oil control valve switched from OFF to ON)
- Inspect the oil control valve (for exhaust camshaft).
- Enter the following menus: Powertrain / Engine and ECT / Active Test / Control the VVT Exhaust Linear (Bank 1).
- Check the engine speed when the oil control valve is operated using the Techstream with the engine coolant temperature at 50°C (122°F) or less.
HINT:
- When performing the active test, the air conditioning should be on.
- Engine coolant temperature when the engine is started should be 30°C (86°F) or less.
Standard
SPECIFIED CONDITION CHARTControl Range Specified Condition -100% Normal engine speed 100% Rough idle or engine stalls (soon after oil control valve switched to 100%)
Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Disclosure: Verified tool recommendations may earn an affiliate commission at no 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.