p0302
Moderate
Infiniti · SUVs
Cylinder 2 Misfire Detected
Quick Answer
Error code P0302 on your Infiniti SUVs means: Cylinder 2 Misfire Detected. This is usually fixable — see the step-by-step guide below.
Affected Models
Likely Causes
  1. Worn or fouled spark plug
  2. Faulty ignition coil
  3. Fuel injector malfunction
  4. Low compression in cylinder
  5. Vacuum leak near cylinder 2
How to Fix It
1
Inspect spark plug condition and gap
2
Test ignition coil resistance and output
3
Check fuel injector spray pattern
4
Perform compression test on cylinder 2
5
Replace faulty components as needed
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
Valve gasket
Related Error Codes
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