When used under operating conditions that are identical to that of a gasoline engine, a diesel engine should last at least twice as long as its counterpart. Diesel engines operate at lower speeds than gasoline engines, which means their internal parts don't rub together and wear out as often.
Diesel engines are built to be more robust than gasoline engines because they must withstand the high torque output and compression ratio in the combustion chamber that's higher than in gasoline engines. A former Ford employee named Gary Mueller stated that he had a diesel engine that was still running after over one million miles.Learn More
A diesel engine cannot run on petrol, which can cause damage to the pump. Petrol in a diesel engine will act as a solvent, thus reducing lubrication and damaging the pump.Full Answer >
White smoke occurs in a diesel engine when the diesel fuel goes through the engine and reaches the exhaust without having been burned. This typically occurs due to the engine being too cool to burn the fuel, often resulting from low compression in one cylinder, problems with the fuel injection timing or a defective fuel injector.Full Answer >
If properly maintained, a diesel engine can last between 300,000 to 600,000 miles. In a few cases, drivers have reported that their diesel engines endured up to 1,000,000 miles.Full Answer >
Unleaded petrol causes damage to a diesel engine. According to the Automobile Association, at least 150,000 drivers in the United Kingdom pump the wrong fuel into their vehicles annually, an occurrence known as "misfuelling."Full Answer >