EVAP System Leak Detection Pump Module Air Filter Restricted
Air filter on the EVAP leak detection pump module is restricted. Leak detection cannot establish reference pressure.
Affected components
- Evap pump module
- Pump air filter
Common causes
- High likelihood: Air filter clogged with dirt
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
- A drive cycle may be required after repair
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.