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 MANAGEMENTCOMPUTERS AND CONTROL SYSTEMSSPECIFICATIONSELECTRICAL SPECIFICATIONS
2009 Toyota Tundra 2WD V8-4.7L (2UZ-FE)
Electrical Specifications
2009 Toyota Tundra 2WD V8-4.7L (2UZ-FE)SECTION Electrical Specifications
SERVICE SPECIFICATIONS: 2UZ-FE ENGINE CONTROL SYSTEM: SERVICE DATA
SERVICE DATA
MAF meter:
Camshaft timing oil control valve:
VVT sensor:
Crankshaft position sensor:
Engine coolant temperature sensor:
Throttle body:
Knock sensor:
Ignition relay No. 2:
EFI relay:
Circuit opening relay:
Air fuel ration sensor (for Bank 1 sensor 1):
Air fuel ration sensor (for Bank 2 sensor 1):
Heated oxygen sensor (for Bank 1 sensor 2):
Heated oxygen sensor (for Bank 2 sensor 2):
A/F sensor heater relay:
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.