Code status
Needs verification
Not yet verified against SAE J2012_202509 / J2012DA. Treat unverified rows as a lookup aid, not repair authority.
- System
- Emissions
- Scope
- iso-sae-controlled-p0
- Standard
- SAE J2012 / ISO 15031-6
- Source
- legacy-import
Diagnostic boundary
A diagnostic trouble code reports that a monitored test failed. It does not prove one specific part is bad, and manufacturer logic can add vehicle-specific conditions.
Do not replace the purge valve solely from the code label; test whether it is stuck, blocked, leaking, or not being commanded correctly.
Useful checks before replacing parts
- Check purge valve command versus actual flow, hose routing, blocked lines, stuck-open purge, and wiring faults.
- Look for hard-start after fueling, rich idle, or fuel-trim changes that can point toward purge flow problems.
- Confirm vent-system operation because purge and vent faults can interact during EVAP testing.
Related OBD-II codes
These nearby emissions entries can help compare wording and fault area. They may share the same verification status as the source database.