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P1445low severityPowertrain

EVAP Canister Purge Volume Control Solenoid Valve

on 2005 Infiniti FX45 4.5L V8 · AWD

What this code means

The ECM detected an abnormal flow or circuit fault in the EVAP purge volume control solenoid valve. Comparable to generic purge control codes such as P0444/P0445.

Symptoms

  • Check engine light on
  • Rough idle
  • Fuel odor

Common causes

  • Faulty purge volume control solenoid
  • Blocked or leaking valve
  • Wiring or connector fault
  • Clogged EVAP canister

Diagnostic steps

  1. Retrieve freeze frame data
  2. Inspect purge solenoid and hoses
  3. Test solenoid circuit and operation
  4. Replace solenoid if faulty

Other Powertrain codes on this vehicle

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