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 MANUALSHONDA2006PILOT LX, 3.5 YF1, J35A9REPAIR AND DIAGNOSIS (SINGLE PAGE)ENGINE PERFORMANCESYSTEMPGM-FI SYSTEMECT SENSOR 2 REPLACEMENT
2006 Honda Pilot LX, 3.5 YF1, J35A9
ECT Sensor 2 Replacement
2006 Honda Pilot LX, 3.5 YF1, J35A9SECTION ECT Sensor 2 Replacement
- Drain the engine coolant (see COOLANT REPLACEMENT ).
- Remove the engine cover (see step 1 under IGNITION COIL REMOVAL/INSTALLATION ).
- Disconnect the ECT sensor 2 2P connector (A).
- Remove ECT sensor 2 (B).
- Install the parts in the reverse order of removal with a new O-ring (C), then refill the radiator with engine coolant (see COOLANT REPLACEMENT ), and bleed air from the cooling system with the heater valve open.
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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.