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.
2005 Acura 1.7EL StandardFACTORY OEM SERVICE PROCEDURE
EVAP System
- Component Location Index
- DTC Troubleshooting
- Notes
- DTC P0451: FTP Sensor Range/Performance Problem
- DTC P0452: FTP Sensor Circuit Low Voltage
- DTC P0453: FTP Sensor Circuit High Voltage
- DTC P1456: EVAP Control System Leakage (Fuel Tank System)
- Fuel Fill Cap Check
- DTC P1457: EVAP Control System Leakage (EVAP Canister System)
- EVAP Canister Purge Valve Test
- EVAP Two Way Valve Test
- Fuel Tank Vapor Control Valve Test
- Fuel Tank Vapor Control Valve Replacement
Factory Service Tools
Use the Manual With the Right Hardware
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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.
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