Tracking P0455 on Your 2022 Mazda CX-5
A P0455 on your 2022 CX-5 means a large EVAP leak. Your SKYACTIV 2.5L (NA or turbo) is unaffected. Gas cap is the first suspect.
Evidence
- Check engine light on
- P0455 stored in PCM
- Possible fuel odor
- Gas cap issue
Causes Ranked
- Gas Cap Seal (Very High Likelihood): Loose or worn. $0–$20.
- Purge Solenoid Valve (Medium Likelihood): Mazda purge valve. $120–$240 installed.
- Canister Vent Valve (Medium Likelihood): Seal failure. $110–$230 installed.
- Vapor Hose (Low Likelihood): Cracked. $70–$180.
- Charcoal Canister (Low Likelihood): Saturated. $180–$350 installed.
Warranty
Your 2022 CX-5 may still be under Mazda's 3-year/36,000-mile warranty. Federal emissions (8yr/80k) covers EVAP through 2030.
Safe to Drive?
Yes. P0455 doesn't affect the SKYACTIV engine, i-ACTIV AWD, or features.