p0300
Moderate
Volvo · SUVs
Random/Multiple Cylinder Misfire Detected
Quick Answer
Error code P0300 on your Volvo SUVs means: Random/Multiple Cylinder Misfire Detected. This is usually fixable — see the step-by-step guide below.
Affected Models
Likely Causes
  1. Faulty spark plugs
  2. Ignition coil failure
  3. Fuel injector problem
  4. Engine compression issue
  5. Timing belt wear
How to Fix It
1
Perform compression test on all cylinders
2
Inspect and replace spark plugs
3
Check ignition coils for faults
4
Inspect fuel injectors for clogs
5
Verify timing belt condition
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 coils
fuel injectors
Related Error Codes
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