P2422EVAP vent valve failure, Powertrain Control Module (PCM) failure, Wiring issue
The vent valve at the canister end of the EVAP system cannot open. Without ambient air entering the canister, fresh fuel cannot purge the stored vapors and refueling may trigger ORVR issues. Common with rusted or rodent-damaged vent valves.
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Can I keep driving? With caution
You can drive to the shop, but do not postpone the repair. The problem may worsen and damage other components.
Sistema Afectado
Motor · Powertrain
La falla pertenece al grupo motopropulsor (motor y gestión electrónica).
Espacio para vendedores de repuestos
Aún no hay un anunciante en este espacio.
Symptoms You Will Notice
What you may observe when this code appears
- Check engine light on
- Possible smell of fuel near tank or engine bay
- Failed emissions inspection
- Loose-cap warning may appear
Possible Causes
The components or conditions that trigger this code
- 1Vent valve seized closed
- 2Drive circuit open
- 3Carbon or debris buildup preventing free movement
Estimated Cost
Approximate range in USD (varies by region and shop)
Varies by diagnosis
* Diagnosis only: $50–$150
Quick Info
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