Investigating P0442 on Your 2022 Kia K5
A P0442 code on your 2022 Kia K5 means the engine control module has found a small leak in the evaporative emission control system. P0442 flags a leak roughly 0.020 inches in diameter.
The 2022 K5 is available with a 1.6L turbo (standard), 2.5L four-cylinder, or 2.5L turbo (GT). Kia's EVAP system uses the PCSV, CCV, and FTPS. After a couple years, minor component wear is possible.
Probable Causes
- Gas Cap Issue — Loose, cross-threaded, or minor O-ring wear. Check first ($10–$20).
- PCSV Problem — Turbo engine heat can begin to stress the Purge Control Solenoid Valve.
- CCV Concern — Moisture and debris can affect the Canister Close Valve.
- Vapor Line Looseness — Fittings can work loose from vibration.
- FTPS Drift — Minor sensor drift.
Warranty Coverage
- Check the gas cap — Free first step.
- Visit your Kia dealer — Your 2022 K5 is within Kia's 5-year/60,000-mile basic warranty. EVAP components are covered for 8 years or 80,000 miles. All repairs at no cost.
Costs if Out of Warranty
Gas cap $10–$20, PCSV $130–$270, CCV $100–$240, FTPS $90–$200.