P0449Medium Priority
Evaporative Emission Control System Vent Valve/Solenoid Circuit Malfunction
Category: Powertrain• Auxiliary Emission Controls
3 articles · 1 makes affected
Root Causesfor P0449
Based on 3 owner reports
Confirmed Causes
- 1lights and what not but i changed(33% of cases)
What Didn't Help
Repairs that owners tried but didn't fix the issue
but i changedmechanically inclined
Owner Statistics
Based on 1,836 real owner discussions • 110 confirmed solutions
$105
Average Repair Cost
6%
Success Rate
47%
DIY Repairs
1,836
Data Sources
About This Data
Statistics are aggregated from real owner discussions on Reddit, automotive forums, and YouTube comments. All data is anonymized and represents actual repair experiences reported by vehicle owners.