CC
CarCodeFix
P0449Medium Priority

Evaporative Emission Control System Vent Valve/Solenoid Circuit Malfunction

Category: Powertrain• Auxiliary Emission Controls

6 articles · 1 makes affected

Root Causesfor P0449

Based on 3 owner reports

Confirmed Causes

  • 1
    lights 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 2,975 real owner discussions • 150 confirmed solutions

Dataset (2,975 records)
$135
Average Repair Cost
5%
Success Rate
38%
DIY Repairs
2,975
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.

Issues by Vehicle