P0441
PowertrainEvap Systemlow severityEVAP Incorrect Purge Flow
What P0441 Means
The EVAP system purge flow is not as expected.
Symptoms
- Check Engine Light
- Failed emissions
Common Causes
- Faulty purge valve (stuck open or closed)
- Disconnected purge hose
- Blocked purge port
- Faulty vent valve
Diagnostic Steps
- Test purge valve operation
- Check purge flow with scan tool command
- Inspect hoses
- Test vent valve
Where to start: Replace purge valve. Check hoses for cracks or disconnection.
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