p0301
Moderate
Kia · Sedans
Cylinder 1 Misfire Detected
Quick Answer
Error code P0301 on your Kia Sedans means: Cylinder 1 Misfire Detected. This is usually fixable — see the step-by-step guide below.
Affected Models
Applies to all models
Likely Causes
How to Fix It
1
Check and replace spark plug in cylinder 1
2
Inspect ignition coil for cylinder 1
3
Verify fuel injector operation
4
Perform compression test on cylinder 1
5
Clear code and monitor for recurrence
Pro Tip
This fix requires some technical knowledge. If you're unsure about any step, consider contacting support or a qualified technician.
Parts You May Need
Spark plug
Ignition coil
Fuel injector cleaner
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