P017F
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.
- Check engine light: Yes
- Emissions related: Yes
- Repair difficulty: easy
Symptoms
- Check engine light on
- Possible smell of fuel near tank or engine bay
- Failed emissions inspection
- Loose-cap warning may appear
Common causes
Ordered by how often each turns out to be the cause.
- Air filter clogged with dirtCommon
Parts involved
- EVAP Pump Module
- Pump Air Filter
P017F is a generic OBD-II code defined by SAE J2012. Exact wording and diagnostic procedure vary by manufacturer and model. Code definitions are drawn from the public-domain OBDex dataset; the workshop notes are our own.