J
p0301
Moderate
Jaguar · Sedans & Sports Cars
Cylinder 1 Misfire Detected
Quick Answer
Error code P0301 on your Jaguar Sedans & Sports Cars means: Cylinder 1 Misfire Detected. This is usually fixable — see the step-by-step guide below.
Affected Models
Likely Causes
  1. Faulty spark plug
  2. Ignition coil failure
  3. Fuel injector malfunction
  4. Low compression
  5. Carbon buildup in cylinder
How to Fix It
1
Replace spark plug in cylinder 1
2
Check ignition coil
3
Test fuel injector
4
Perform compression test
5
Clean fuel injector if clogged
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
Related Error Codes
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