Do Diesels Have Spark Plugs?Deep Dive into Diesel Ignition

do diesels have spark plugs

It’s one of the most common questions in the world of engines, especially for those familiar with gasoline cars: Do diesels have spark plugs? The short, simple answer is NO. Standard diesel engines—whether in a new truck, an old tractor, or a modern car—do not use spark plugs to run. But why not? What makes […]