P0455 on Kia Soul
EVAP System Leak Detected - Large Leak
Methodology: Reviewed against the SAE J2012 generic DTC definition and NHTSA owner-complaint patterns, then scoped to Kia Soul context without treating complaints as confirmed diagnoses.
Sources: SAE/OBD-II definitions, manufacturer service information, and public reliability reports (including NHTSA where applicable).
- SAE J2012 Diagnostic Trouble Code Definitions — Generic diagnostic trouble code definition reference for P0455.
- NHTSA recalls, complaints, and manufacturer communications — Used to check public owner complaint context, recall status, and safety-related manufacturer communications by VIN or vehicle.
Limits: Guidance is informational and may not match every model-year or revision. Confirm with the official manual and diagnostics before replacing parts. For safety-critical or electrical work, use a qualified technician.
What P0455 Means on Your Kia Soul
P0455 is a diagnostic trouble code indicating: EVAP System Leak Detected - Large Leak. This code relates to the emission controls system. The vehicle's computer detected a condition outside normal operating parameters and stored this code.
Real Kia Soul Owner Reports
Source: NHTSA Complaints Database
"I am experiencing multiple safety and performance issues with my 2015 Kia Soul: 1.Vibration at Idle: Significant vibration when the vehicle is idling at a red light."
"At the inspection & emissions test on 01/10/2023, the vehicle failed with a P0420 cat code & Kia recommended I pay to replace the catalytic converter. The first P0420 was found in Aug '19 at an Auto Zone. The vehicle is available for inspection."
All reports filed by vehicle owners directly with the U.S. Department of Transportation.
📊 Complaint Trend by Model Year
Common Causes on Kia Soul
Based on NHTSA complaint component analysis for this vehicle.
What To Do Next
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1
Check for recalls on YOUR VIN
Go to nhtsa.gov/recalls and enter your VIN. If your vehicle is covered, repairs are free.
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2
Get a proper diagnosis
A code alone doesn't tell you the exact failed part. A diagnostic at a shop ($50–$150) pinpoints the root cause before you spend money on parts.
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3
Compare repair quotes
Get 2–3 quotes. Dealer vs. independent shop prices often differ 30–50% for the same repair.