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 EX, 3.5 YF2, J35Z1REPAIR AND DIAGNOSIS (SINGLE PAGE)ENGINE PERFORMANCESYSTEMADVANCED DIAGNOSTICSDTC P1116: ENGINE COOLANT TEMPERATURE (ECT) SENSOR 1 PERFORMANCE PROBLEMMALFUNCTION THRESHOLD
2006 Honda Pilot EX, 3.5 YF2, J35Z1
Malfunction Threshold
2006 Honda Pilot EX, 3.5 YF2, J35Z1SECTION Malfunction Threshold
A malfunction is detected if these three conditions are not present after the engine and the ignition switch have been off for at least 6 hours before restarting the engine.
- The temperature (IAT minus ECT1) is not 43 °F (24 °C) or less.
- The temperature (IAT minus ECT2) is not 21 °F (12 °C) or less.
- The temperature (ECT2 minus ECT1) is not 32 °F (18 °C) or less.
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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.