Examining P0455 on Your 2022 Mitsubishi Eclipse Cross
A P0455 on your 2022 Eclipse Cross signals a large EVAP leak. The refreshed Eclipse Cross with the 1.5L turbo uses Mitsubishi's EVAP system. The 5-year/60,000-mile warranty runs through 2027.
Evidence
- Check engine light on
- P0455 stored
- Possible fuel smell
- Gas cap not clicking
Causes Ranked
- Gas Cap Seal (Very High Likelihood): Loose or worn. $0–$20.
- Purge Control Solenoid (Medium Likelihood): Mitsubishi EVAP valve. $100–$240 installed.
- Vent Control Valve (Medium Likelihood): Sticking. $110–$250 installed.
- Charcoal Canister (Low-Medium Likelihood): Saturation. $220–$400 installed.
- Fuel Tank Pressure Sensor (Low Likelihood): Faulty. $120–$260 installed.
Diagnosis
Gas cap first. If P0455 persists, MUT-III diagnostics or a smoke test will find the leak.
Warranty
Mitsubishi's 5yr/60k warranty runs through 2027. Federal emissions (8yr/80k) covers EVAP through 2030.
Safe to Drive?
Yes. P0455 doesn't affect the turbo engine, S-AWC, or any features.