Why Does My Diesel Car Smoke When I Accelerate? Dirty air filter. Black smoke indicates that the fuel is not burned properly. The internal combustion process in diesel cars requires a certain mixture of fuel and air. … This faulty process forms solid carbon residue, which causes a black smoke from the exhaust of the
What Causes Black Smoke In A Diesel? Over-fueling is the primary cause of black smoke from the exhaust of a heavy duty diesel engine. … Excessive oil consumption due to worn valves and valve stem seals, worn or stuck/sluggish rings from deposits, and worn cylinder liners contribute to black smoke. How do you stop black
What Does White Diesel Smoke Mean? What does white diesel smoke mean? If your exhaust smoke is white, this is a reason for concern in a diesel engine vehicle. White exhaust smoke means fuel is not burning properly. This could mean: The engine is too cold. Faulty injection system. How do I stop my diesel