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 MANUALSTOYOTA20064RUNNER SR5, 4.7 T, AWDREPAIR AND DIAGNOSIS (SINGLE PAGE)ENGINE MECHANICALAUXILIARY EMISSION CONTROL SYSTEMSEMISSION CONTROL SYSTEM
2006 Toyota 4Runner SR5, 4.7 T, AWD
Emission Control System
2006 Toyota 4Runner SR5, 4.7 T, AWDSECTION Emission Control System
- EMISSION CONTROL SYSTEM (1GR-FE) (From August, 2004)
- Charcoal Canister ASSY (1GR-FE)
- Charcoal Canister Filter No. 2 (1GR-FE)
- EMISSION CONTROL SYSTEM (2UZ-FE) (From November, 2004)
- Charcoal Canister ASSY (2UZ-FE)
- Charcoal Canister Filter No. 2 (2UZ-FE)
- SECONDARY AIR INJECTION SYSTEM (2UZ-FE) (From November, 2004)
- AIR PUMP ASSY (2UZ-FE) (From November, 2004)
- AIR SWITCHING VALVE (2UZ-FE) (From November, 2004)
- AIR SWITCHING VALVE NO. 2 (2UZ-FE) (From November, 2004)
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.