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 MANUALSTOYOTA2006SEQUOIA 4WD V8-4.7L (2UZ-FE)REPAIR AND DIAGNOSISPOWERTRAIN MANAGEMENTCOMPUTERS AND CONTROL SYSTEMSVARIABLE VALVE TIMING ACTUATORTESTING AND INSPECTIONON-VEHICLE INSPECTION
2006 Toyota Sequoia 4WD V8-4.7L (2UZ-FE)
On-Vehicle Inspection
2006 Toyota Sequoia 4WD V8-4.7L (2UZ-FE)SECTION On-Vehicle Inspection
ON-VEHICLE INSPECTION
1. INSPECT CAMSHAFT TIMING OIL CONTROL VALVE
a. Remove the throttle body cover.
b. Remove the intake air connector.
c. Disconnect the oil control valve connector.
d. Using an ohmmeter, measure the resistance between the terminals.
Standard Resistance:
6.9 to 7.9 ohms at 20 degree C (68 degree F)
If the resistance is not as specified, replace the valve.
e. Reconnect the oil control valve connector.
f. Reinstall the intake air connector.
g. Reinstall the throttle body cover.
1. INSPECT CAMSHAFT TIMING OIL CONTROL VALVE
a. Remove the throttle body cover.
b. Remove the intake air connector.
c. Disconnect the oil control valve connector.
d. Using an ohmmeter, measure the resistance between the terminals.
Standard Resistance:
6.9 to 7.9 ohms at 20 degree C (68 degree F)
If the resistance is not as specified, replace the valve.
e. Reconnect the oil control valve connector.
f. Reinstall the intake air connector.
g. Reinstall the throttle body cover.
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.