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.
2011 Lexus LS 460L AWDFACTORY OEM SERVICE PROCEDURE
On-Vehicle Inspection
- INSPECT FUNCTION OF CAMSHAFT TIMING CONTROL WITH EDU MOTOR ASSEMBLY
- Connect the Techstream to the DLC3.
- Turn the engine switch on (IG) and turn the tester on.
- Start the engine and warm it up.
- Engine is idling.
- Enter the following menus: Powertrain / Engine / Active Test / Control the VVT-iE Linear (Bank 1) or Control the VVT-iE Linear (Bank 2) / All Data / VVT Aim Angle (#1) and VVT Change Angle (#1) or VVT Aim Angle (#2) and VVT Change Angle (#2).
- Perform the Active Test operation with the engine speed at 1500 rpm.
OK
Active Test Movement Order Difference between "VVT Aim Angle" and "VVT Change Angle" 0 deg → 10 deg → 20 deg → 40 deg → 10 deg → 0 deg → 10 deg → END Within 4 DegFR HINT:
If not within the standard, inspect the camshaft timing control with EDU motor assembly and camshaft timing gear assembly. Refer to INSPECTION .
Factory Service Tools
Use the Manual With the Right Hardware
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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.