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 P0685: POWERTRAIN CONTROL MODULE (PCM) POWER CONTROL CIRCUIT/INTERNAL CIRCUIT MALFUNCTIONDIAGNOSIS DETAILSCONDITIONS FOR ILLUMINATING THE MIL
2006 Honda Pilot EX, 3.5 YF2, J35Z1
Conditions for illuminating the MIL
2006 Honda Pilot EX, 3.5 YF2, J35Z1SECTION Conditions for illuminating the MIL
When a malfunction is detected during the first drive cycle, a Temporary DTC is stored in the PCM memory. If the malfunction recurs during the next (second) drive cycle, the MIL comes on and the DTC and the freeze frame data are stored.
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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.