What happens if a car is filled with diesel?

1 Answers
LaMarcus
07/30/25 8:24am
When diesel is accidentally added to a gasoline car, because the fuel injection pressure of a gasoline engine is much lower than that of a diesel engine, the diesel cannot be completely atomized and cannot burn fully. At the same time, due to the low ignition point of diesel, it may spontaneously combust before the gasoline engine's spark plug ignites, causing abnormal cylinder pressure and resulting in "knocking". Differences between gasoline and diesel: 1. Gasoline: Gasoline has a lower carbon content, is more volatile, and has an ignition point between 410°-430°. It easily mixes with air and the mixture is not easily separated. 2. Diesel: Diesel has a higher carbon content, is less volatile, and has a lower ignition point around 220°. Diesel is injected under high pressure into the combustion chamber, where it compresses and ignites, then continues to burn in a diffusion combustion process while being injected.
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