P1300 – Ignition or Fuel Related Misfire Detected
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Symptoms
- Rough idle
- Loss of power
- Hesitation
- Increased emissions
- Check engine light
Causes
- Faulty coil
- Worn spark plug
- Injector issue
- Vacuum leak
- Low fuel pressure
Diagnosis
- Check misfire counters
- Inspect ignition components
- Check injectors
- Smoke test intake
- Measure fuel pressure
Repair
- Replace spark plugs
- Replace coils as needed
- Service injectors
- Repair vacuum leaks
- Repair fuel system issues