P0442 on Your 2023 Kia Soul
A P0442 code on your 2023 Kia Soul 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 2023 Soul continues with the 2.0L four-cylinder engine. Kia's EVAP system uses the PCSV, CCV, and FTPS. As a relatively new vehicle, warranty service is the smart approach.
Probable Causes
- Gas Cap Issue — Loose or cross-threaded. Check first.
- PCSV Concern — Minor Purge Control Solenoid Valve issue from engine heat.
- CCV Problem — Canister Close Valve affected by moisture.
- Software Calibration — Kia may have updates for EVAP monitoring.
- Vapor Line Looseness — Fitting looseness from vibration.
Warranty Coverage
- Check the gas cap — Free first step.
- Visit your Kia dealer — Your 2023 Soul is within Kia's 5-year/60,000-mile basic warranty. All repairs at no cost.