Tracking P0455 on Your 2022 Volkswagen Tiguan
A P0455 on your 2022 Tiguan means a large EVAP leak. Your 2.0L turbo Tiguan is likely under warranty. Gas cap is the first suspect, followed by VW's N80 purge valve.
Symptoms
- Check engine light with P0455
- Possible fuel odor
- Gas cap issue
- EVAP readiness incomplete
Causes Ranked
- Gas Cap Seal (Very High Likelihood): Loose or worn. $0–$25.
- N80 Purge Valve (Medium Likelihood): VW purge solenoid. $120–$260 installed.
- EVAP Leak Detection Pump (Medium Likelihood): VW LDP. $200–$400 installed.
- Fuel Tank Vent Valve (Low-Medium Likelihood): Seal failure. $160–$320 installed.
- Vapor Line (Low Likelihood): Connection issue. $80–$200.
Warranty
Your 2022 Tiguan is likely under VW's 4-year/50,000-mile warranty through 2026. Federal emissions (8yr/80k) covers EVAP through 2030.
Safe to Drive?
Yes. P0455 doesn't affect the 2.0T, 4MOTION, or any features.