2022 Lincoln Nautilus P0455: Large EVAP Leak Repair

Following P0455 Clues on Your 2022 Lincoln Nautilus

A P0455 on your 2022 Nautilus signals a large EVAP leak. The 2.0L turbo-4 or 2.7L twin-turbo V6 on Ford's CD4 platform uses Ford's canister vent solenoid EVAP system. Lincoln's warranty runs through 2026.

Evidence

• Check engine light on
• P0455 stored in PCM
• Possible fuel smell
• Gas cap not seating

Causes Ranked

1. Gas Cap Seal (Very High Likelihood): Loose or worn. $0–$25.
2. Canister Vent Solenoid (Medium Likelihood): Ford EVAP valve. $130–$280 installed.
3. Purge Valve (Medium Likelihood): Sticking. $110–$250 installed.
4. EVAP Canister (Low-Medium Likelihood): Saturation. $220–$420 installed.
5. Fuel Tank Deformation Valve (Low Likelihood): Ford-specific. $140–$300 installed.

Diagnosis

Replace the gas cap. Drive 2–3 days. If P0455 returns, your Lincoln dealer with IDS diagnostics or a smoke test will find the leak.

Warranty

Lincoln's 4yr/50k warranty runs through 2026. Federal emissions (8yr/80k) covers EVAP through 2030.

Safe to Drive?

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

Frequently Asked Questions