P1444 – EVAP Purge Flow Sensor Fault (Ford)

Description

P1444 Ford indicates a fault in the EVAP purge flow sensor signal.

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Symptoms

  • Rough idle
  • Fuel smell
  • Poor fuel economy

Causes

  • Failed flow sensor
  • Wiring damage
  • Vacuum leak

Diagnosis

  • Check sensor signal
  • Inspect wiring
  • Smoke test EVAP

Repair

  • Replace flow sensor
  • Repair wiring
  • Fix leaks

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