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 MANUALSACURA2008TSX AUTOMATICREPAIR AND DIAGNOSIS (SINGLE PAGE)QUICK LOOKUPSDTC INDEXEVAP SYSTEM
2008 Acura TSX Automatic
EVAP System
2008 Acura TSX AutomaticSECTION EVAP System
EVAP SYSTEM DIAGNOSTIC TROUBLE CODE (DTC) IDENTIFICATION
| DTC (MIL indication ) | Description |
|---|---|
| P0442 (90) | Evaporative Emission (EVAP) System Small Leak Detected |
| P0443 (92) | Evaporative Emission (EVAP) Canister Purge Valve Circuit Malfunction |
| P0451 (91) | Fuel Tank Pressure (FTP) Sensor Circuit Range/Performance Problem |
| P0452 (91) | Fuel Tank Pressure (FTP) Sensor Circuit Low Voltage |
| P0453 (91) | Fuel Tank Pressure (FTP) Sensor Circuit High Voltage |
| P0455 (90) | Evaporative Emission (EVAP) System Large Leak Detected |
| P0456 (90) | Evaporative Emission (EVAP) System Very Small Leak Detected |
| P0457 (90) | Evaporative Emission (EVAP) System Leak Detected/Fuel Fill Cap Loose or Missing |
| P0496 (92) | Evaporative Emission (EVAP) System High Purge Flow Detected |
| P0497 (90) | Evaporative Emission (EVAP) System Low Purge Flow Detected |
| P0498 (117) | Evaporative Emission (EVAP) Canister Vent Shut Valve Circuit Low Voltage |
| P0499 (117) | Evaporative Emission (EVAP) Canister Vent Shut Valve Circuit High Voltage |
| P1454 (91) | Fuel Tank Pressure (FTP) Sensor Range/Performance Problem |
| P2422 (117) | Evaporative Emission (EVAP) Canister Vent Shut Valve Stuck Closed Malfunction |
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.