Powertrain
generic / SAE
P0441
Evaporative Emission System Incorrect Purge Flow
The actual purge flow does not match the commanded value. Usually a purge valve stuck closed (no flow) or stuck open (too much flow at idle). Distinct from a leak code.
SystemPowertrain
Typegeneric / SAE
GroupP0
Range / number4 / 41
Possible causes
- Purge valve stuck open or closed high
- Purge hose kinked or restricted medium
Symptoms
- Check engine light on
- Possible smell of fuel near tank or engine bay
- Failed emissions inspection
- Loose-cap warning may appear
Inspection / repair
- Difficulty: easy
- DIY: possible
- Estimated cost: 40–300 €
- Estimated time: 0.3–2 h
- Component: evap purge valve
- Component: evap canister
- Component: evap hose
- MIL / check engine light
- emissions-relevant
- drive cycle required
Sources
References
sae:J2012