EVAP Purge Flow Sensor Circuit
A general electrical fault on the EVAP purge flow sensor — measures actual flow through the purge valve to verify the canister is being purged.
Affected components
- Evap purge flow sensor
Common causes
- High likelihood: Sensor failed
Possible symptoms
- Check engine light on
- Possible smell of fuel near tank or engine bay
- Failed emissions inspection
- Loose-cap warning may appear
Diagnostic notes
- The malfunction indicator lamp may illuminate
- This code can affect emissions
Sources
Diagnostic information is provided for reference only. Confirm the code with a compatible scan tool and follow the vehicle manufacturer's service procedures before replacing components.