Engine Error
P0447
Evaporative Emission System Vent Control Circuit Open
Severity
Low
Symptoms
Check engine light, difficulty filling fuel tank
Common Causes
- Disconnected EVAP vent valve
- Broken wiring to vent valve
- Failed vent control solenoid
- Corrosion from road salt
How to Fix
- 1 Plug in vent valve
- 2 Perform wire repair
- 3 Replace EVAP vent valve
- 4 Clean and seal connections
Estimated Repair Cost
USD
$50
–
$250
Vent valve: $100 - $200; Labor: $50