How do I fix code P0304?

To fix P0304, you may need to replace: spark plug, ignition coil, fuel injector. High severity — do not delay repair.

P0304: Cylinder 4 Misfire Detected

Common causes of P0304 include: Spark plug, Ignition coil, Fuel injector.

Engine cylinder 4 is misfiring.

Common parts needed: spark plug, ignition coil, fuel injector.