What does code P1440 mean on Nissan vehicles?
A small leak has been detected in the EVAP control system.
OBD-II Code Nissan
P1440 — Nissan — EVAP Control System Small Leak
A small leak has been detected in the EVAP control system.
Common symptoms
- Check engine light
Possible causes
- Loose or damaged gas cap
- small hose leak
Initial recommendation
Check gas cap condition and inspect EVAP hoses.
Safety notice
This information is for guidance only. Brand-specific codes may vary by model, year, engine, transmission and vehicle configuration. It does not replace a physical inspection or diagnosis by a qualified mechanic. If the vehicle is unsafe to operate, avoid driving it and seek professional inspection.
Analyze this code with MecaOBD
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