P1457 – EVAP System Leak (Canister Area, Nissan)

Description

The ECM detected an EVAP leak specifically in the canister area.

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Symptoms

  • Fuel smell
  • High emissions

Causes

  • Cracked canister
  • Loose fittings
  • Vent leak

Diagnosis

  • Inspect canister
  • Check fittings
  • Smoke test

Repair

  • Replace canister
  • Repair fittings