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 DIAGNOSISHEATING AND AIR CONDITIONINGTESTING AND INSPECTIONSCAN TOOL TESTING AND PROCEDURESACTIVE TEST
2006 Toyota Sequoia 4WD V8-4.7L (2UZ-FE)
Active Test
2006 Toyota Sequoia 4WD V8-4.7L (2UZ-FE)SECTION Active Test
PERFORM ACTIVE TEST
HINT: Performing the ACTIVE TEST using the intelligent tester allows the relay, VSV, actuator and so on to operate without part removal. Performing the ACTIVE TEST as the first step of troubleshooting is one way to shorten labor time.
a. Connect the intelligent tester to the DLC3.
b. Turn the ignition switch to the ON position.
c. From the display on the tester, perform the "ACTIVE TEST".
HINT: Performing the ACTIVE TEST using the intelligent tester allows the relay, VSV, actuator and so on to operate without part removal. Performing the ACTIVE TEST as the first step of troubleshooting is one way to shorten labor time.
a. Connect the intelligent tester to the DLC3.
b. Turn the ignition switch to the ON position.
c. From the display on the tester, perform the "ACTIVE TEST".
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.