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 MANUALSHONDA2001ODYSSEY LXREPAIR AND DIAGNOSIS (SINGLE PAGE)ENGINE PERFORMANCESYSTEMEGR SYSTEMDTC TROUBLESHOOTINGNOTES
2001 Honda Odyssey LX
DTC Troubleshooting: Notes
2001 Honda Odyssey LXSECTION Notes
DTC INDEX
| DTC | Description |
|---|---|
| DTC P0401 | EGR System Insufficient Flow |
| DTC P1491 | '99-00, '02-04 Models: EGR Valve Insufficient Lift |
| DTC P1491 | '01 Model: EGR Valve Insufficient Lift |
| DTC P1498 | '99-00, '02-04 Models: EGR Valve Position Sensor Circuit High Voltage |
| DTC P1498 | '01 Model: EGR Valve Position Sensor Circuit High Voltage |
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.