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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2008 Acura CSX Base, K20A3
EVAP System
2008 Acura CSX Base, K20A3SECTION EVAP System
- Component Location Index
- DTC Troubleshooting
- DTC P0443: Evap Canister Purge Valve Circuit Malfunction
- DTC P0451: FTP Sensor Circuit Range/Performance Problem
- DTC P0452: FTP Sensor Circuit Low Voltage
- DTC P0453: FTP Sensor Circuit High Voltage
- DTC P0455: EVAP System Large Leak Detected: DTC P0456: EVAP System Very Small Leak Detected
- DTC P0457: EVAP System Leak Detected/Fuel Fill Cap Loose or Missing
- DTC P0496: EVAP System High Purge Flow Detected
- DTC P0497: EVAP System Low Purge Flow Detected
- DTC P0498: EVAP Canister Vent Shut Valve Circuit Low Voltage
- DTC P0499: EVAP Canister Vent Shut Valve Circuit High Voltage
- DTC P1454: FTP Sensor Range/Performance Problem: DTC P2422: EVAP Canister Vent Shut Valve Stuck Closed Malfunction
- DTC P145C: EVAP System Purge Flow Malfunction
- Fuel Cap Warning Message System Troubleshooting
- EVAP Canister Replacement
- FTP Sensor Replacement
- EVAP Canister Vent Shut Valve Replacement
- EVAP Canister Purge Valve Replacement
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.