Do diesel engines need to idle?

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Diesel engines are often left idling in the mistaken belief that this reduces wear and tear on the engine. This practice is especially prevalent during the winter months when they are hard to start up.

Idling diesel engines have the following negative effects

Idling actually causes more wear and tear on the internal parts and shortens the life of the engine

Idling causes a huge waste of fuel

Idling causes diesel emissions and exhaust that are harmful to the environment and to human health

Installing an engine heating system will help to avoid the above problems.