OBD-II Code Ford

P1455 — Ford — Large EVAP Leak or Blockage

A large leak or blockage is detected in the EVAP system.

Brand Ford
System EVAP System
Severity Medium
Safe to drive? Not recommended
Advanced scanner Yes

What does code P1455 mean on Ford vehicles?

A large leak or blockage is detected in the EVAP system.

Common symptoms

  • Check engine light

Possible causes

  • Loose fuel cap
  • broken EVAP hoses

Initial recommendation

Inspect fuel cap seals and EVAP hoses for leaks or blockages.

Safety notice

This information is for guidance only. Brand-specific codes may vary by model, year, engine, transmission and vehicle configuration. It does not replace a physical inspection or diagnosis by a qualified mechanic. If the vehicle is unsafe to operate, avoid driving it and seek professional inspection.

Analyze this code with MecaOBD

Use the app to combine Ford code P1455 with your vehicle's actual symptoms for more complete diagnostic guidance.

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