P0455 Code: 2024 Lincoln – What It Means & Cost to Fix

2024 Lincoln Nautilus P0455: Large EVAP Leak — Warranty Guide

P0455 on Your Redesigned 2024 Lincoln Nautilus

A P0455 on your 2024 Nautilus (all-new redesign) means a large EVAP leak. The redesigned Nautilus is fully under Lincoln's premium warranty. Gas cap first.

Symptoms

  • Check engine light with P0455
  • Possible fuel smell
  • Gas cap not seating
  • EVAP monitor incomplete

Top Causes

  1. Gas Cap Seal (Very High Likelihood): Loose or factory defect. Warranty-covered.
  2. Canister Vent Solenoid (Medium Likelihood): Ford EVAP valve. Warranty-covered.
  3. Purge Valve (Medium Likelihood): Factory defect. Warranty-covered.
  4. EVAP Canister (Low Likelihood): Manufacturing issue. Warranty-covered.
  5. Software Calibration (Low Likelihood): First-year PCM update. Warranty-covered.

What to Do

Tighten the gas cap and drive 2–3 days. If P0455 persists, your Lincoln dealer will handle it free. As a redesigned model, dealer diagnostics are recommended.

Warranty

Your 2024 Nautilus is covered by Lincoln's 4-year/50,000-mile warranty through 2028. Federal emissions (8yr/80k) extends through 2032.

Safe to Drive?

Yes. P0455 doesn't affect the engine, AWD, or any features.

Frequently Asked Questions

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