P1441 – EVAP Very Small Leak Detected (Nissan)

Description

The ECM detected a very small leak in the EVAP system.

Need More Than Just the Fault Code?

A diagnostic scanner with live data, freeze-frame information and the right system access can help you investigate the actual cause before replacing parts.

Compare Diagnostic Scanners

Symptoms

  • Check engine light
  • Fuel odor

Causes

  • Micro‑leak
  • Cracked hose
  • Valve seepage

Diagnosis

  • Smoke test
  • Inspect hoses
  • Scan EVAP data

Repair

  • Repair hoses
  • Replace valve

Related Problems