What are the causes of intermittent misfire in one cylinder?

1 Answers
DeWeston
07/29/25 9:04pm
Here are the specific reasons for intermittent misfire in one cylinder: Clogged or aged fuel injector: As the vehicle ages, carbon deposits accumulate over time, leading to clogged fuel injectors; fuel injectors subjected to long-term high-pressure gasoline flow can experience severe aging. Issues with spark plugs: Spark plugs are one of the most easily damaged car components, with ordinary copper-core spark plugs having a lifespan of around 30,000 kilometers. In actual usage, even if the spark plugs have not reached their expected lifespan, carbon deposits can still cause engine misfire. Ignition coils and cylinder wires: Damage to these components is the most common cause of engine misfire. If these parts malfunction, the spark plugs cannot ignite properly, resulting in misfire.
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