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 MANUALSTOYOTA2009SEQUOIA 4WD V8-4.7L (2UZ-FE)REPAIR AND DIAGNOSISSPECIFICATIONSELECTRICAL SPECIFICATIONSCHARGING SYSTEMALTERNATOR
2009 Toyota Sequoia 4WD V8-4.7L (2UZ-FE)
Alternator
2009 Toyota Sequoia 4WD V8-4.7L (2UZ-FE)SECTION Alternator
CHARGING CIRCUIT WITHOUT LOAD
Standard current 10 A or less
Standard voltage 13.2 to 14.8 V
CHARGING CIRCUIT WITH LOAD
Standard current 30 A or more
Standard current 10 A or less
Standard voltage 13.2 to 14.8 V
CHARGING CIRCUIT WITH LOAD
Standard current 30 A or more
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.