P1458 – EVAP Purge Control Valve Stuck Open (Nissan)

Description

The ECM detected an EVAP purge control valve stuck open.

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Symptoms

  • Rough idle
  • Stalling

Causes

  • Valve sticking
  • Vacuum leak
  • ECM error

Diagnosis

  • Inspect valve
  • Check vacuum lines
  • Scan EVAP data

Repair

  • Replace valve
  • Repair vacuum leak