P00FE
EVAP System Tank Vapor Line Restricted/Blocked
Generic OBD-II
Common symptoms
What you'll notice
- Check the tank vapor line for any obstructions or blockages
- Inspect the EVAP system for any leaks or damaged components
- Replace the fuel cap if it is not sealing properly
- Clean or replace the EVAP charcoal canister if it is contaminated or clogged
- Perform a smoke test to identify any leaks in the EVAP system
Common causes
Most likely first
- Faulty or loose gas cap
- Clogged or blocked EVAP canister
- Malfunctioning purge valve
- Damaged or leaking EVAP system hoses
- Faulty EVAP system pressure sensor
How to diagnose & fix
Work through it in order
- Difficulty starting the vehicle, especially after refueling
- Engine misfires or stumbles during acceleration
- Decreased fuel efficiency
- Strong smell of gasoline
- Check Engine Light illuminated
Read & clear P00FE yourself
Scan your car, confirm the code, and clear it once it's fixed — with OBD DashX on your phone.