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 DIAGNOSISBRAKES AND TRACTION CONTROLANTILOCK BRAKES / TRACTION CONTROL SYSTEMSTESTING AND INSPECTIONCOMPONENT TESTS AND GENERAL DIAGNOSTICSVSC OFF INDICATOR LIGHT, CENTER DIFFERENTIAL LOCK SWITCH CIRCUIT
2006 Toyota Sequoia 4WD V8-4.7L (2UZ-FE)
VSC OFF Indicator Light, Center Differential Lock Switch Circuit
2006 Toyota Sequoia 4WD V8-4.7L (2UZ-FE)SECTION VSC OFF Indicator Light, Center Differential Lock Switch Circuit
VSC OFF Indicator Light, Center Differential Lock Switch Circuit
DESCRIPTION
This is the VSC control main switch. When the center differential lock switch is pushed on, VSC indicator goes off and the VSC OFF indicator comes on. Turn the ignition switch OFF, and check that the VSC indicator goes off and the VSC OFF indicator comes on when turning the ignition switch to the ON position again.
Pressing the center differential lock switch in 2WD mode does not deactivate VSC control.
INSPECTION PROCEDURE
HINT: Start the inspection from step 1 when using the intelligent tester and start from step 2 when not using the intelligent tester.
DESCRIPTION
This is the VSC control main switch. When the center differential lock switch is pushed on, VSC indicator goes off and the VSC OFF indicator comes on. Turn the ignition switch OFF, and check that the VSC indicator goes off and the VSC OFF indicator comes on when turning the ignition switch to the ON position again.
Pressing the center differential lock switch in 2WD mode does not deactivate VSC control.
Wiring Diagram:
Step 1-3:
Step 3(continued)-5:
INSPECTION PROCEDURE
HINT: Start the inspection from step 1 when using the intelligent tester and start from step 2 when not using the intelligent tester.
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.