P0449
PowertrainEvap Systemlow severityEVAP Vent Valve/Solenoid Circuit
What P0449 Means
Malfunction in the EVAP vent solenoid circuit.
Symptoms
- Check Engine Light
Common Causes
- Faulty vent solenoid
- Wiring damage
- Corroded connector
Diagnostic Steps
- Test solenoid resistance
- Check wiring
- Command solenoid with scan tool
Where to start: Replace vent solenoid.
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