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 Lexus IS FFACTORY OEM SERVICE PROCEDURE
On-Vehicle Inspection
- INSPECT CAMSHAFT TIMING OIL CONTROL VALVE ASSEMBLY
- Connect the Techstream to the DLC3.
- Start the engine and turn the Techstream ON.
- Warm up the engine.
- Enter the following menus: Powertrain / Engine / Active Test / Control the VVT Exhaust Linear (Bank 1) or Control the VVT Exhaust Linear (Bank 2).
- Check the engine speed while operating the Oil Control Valve (OCV) using the Techstream.
Specified Condition
Tester Operation Specified Condition -100% Normal engine speed 100% Engine idles roughly If the result is not as specified, check the oil control valve, wiring and camshaft timing exhaust gear.
HINT:
- Control the VVT Exhaust Linear (Bank 1): Command to activate the exhaust side oil control valve of bank 1.
- Control the VVT Exhaust Linear (Bank 2): Command to activate the exhaust side oil control valve of bank 2.
Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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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.