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 MANUALSTOYOTA2009TUNDRA 2WD V8-4.7L (2UZ-FE)REPAIR AND DIAGNOSISPOWERTRAIN MANAGEMENTIGNITION SYSTEMSPARK PLUGSPECIFICATIONS
2009 Toyota Tundra 2WD V8-4.7L (2UZ-FE)
Spark Plug: Specifications
2009 Toyota Tundra 2WD V8-4.7L (2UZ-FE)SECTION Specifications
SPARK PLUG
SPARK PLUG ELECTRODE GAP
Maximum electrode gap for a used spark plug 1.3 mm (0.0511 in.)
If the gap is greater than the maximum, replace the spark plug.
Electrode gap for a new spark plug 1.0 to 1.1 mm (0.0394 to 0.0433 in.)
TORQUE
Using a 16 mm plug wrench, install the 8 spark plugs.
Torque 18 Nm (178 kgf-cm, 13 ft-lbf)
SPARK PLUG ELECTRODE GAP
Maximum electrode gap for a used spark plug 1.3 mm (0.0511 in.)
If the gap is greater than the maximum, replace the spark plug.
Electrode gap for a new spark plug 1.0 to 1.1 mm (0.0394 to 0.0433 in.)
TORQUE
Using a 16 mm plug wrench, install the 8 spark plugs.
Torque 18 Nm (178 kgf-cm, 13 ft-lbf)
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.