p0301
Moderate
MINI · Hatchbacks & Crossovers
Cylinder 1 Misfire Detected
Quick Answer
Error code P0301 on your MINI Hatchbacks & Crossovers means: Cylinder 1 Misfire Detected. This is usually fixable — see the step-by-step guide below.
Affected Models
Likely Causes
How to Fix It
1
Inspect and replace spark plug in cylinder 1
2
Test ignition coil resistance and output
3
Check fuel injector spray pattern
4
Perform compression test on cylinder 1
5
Clean carbon deposits from cylinder
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 plugs
Ignition coil
Fuel injector cleaner
Compression gauge
Carbon cleaning solution
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