P0497
Evaporative Emission System Low Purge Flow
Generic code
Auxiliary Emissions Control
Low severity
Hard repair
Free on OBD DashX
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What P0497 means
- The fault code P0497 indicates that there is low purge flow in the evaporative emission (EVAP) system. This can cause issues with emissions and may trigger the check engine light.
Possible symptoms
- Illuminated check engine light
- Failed emissions testing
- Decreased fuel economy
- Rough idle or stalling
Possible causes
- Faulty EVAP purge valve
- Blocked or clogged EVAP canister
- Leaking or damaged EVAP hoses
- Faulty fuel tank pressure sensor
- Defective engine control module (ECM)
Related parts
- Purge Flow Sensor: This sensor helps to prevent fuel vapors in the fuel tank from escaping into the atmosphere. Problems lead to fuel loss
Possible solutions
- Replace faulty EVAP purge valve
- Clean or replace the EVAP canister
- Inspect and replace any leaking or damaged EVAP hoses
- Replace faulty fuel tank pressure sensor
- Replace defective engine control module (ECM)
Free on OBD DashX
P0497 on OBD DashX
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