Ever wondered how a diesel engine burns fuel? Let’s break it down in under 60 seconds.Unlike petrol engines, diesel engine does not require spark plug to burn fuel.Here's how it works, It sucks in air into the cylinder, then the piston compress it to a high pressure air up to over 500°F or 260°C. At the right moment, the injector sprays high-pressure diesel directly into the hot air, which ignites the diesel instantly, pushing the piston down, creating power to move your vehicle. This cycle repe