What does white smoke mean on a diesel truck?
What does white smoke mean on a diesel truck? White exhaust smoke 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. Why is there white smoke coming from my diesel engine? In the cold weather, the white smoke can be quite normal, but in some situations, it is not. Continuous white smoke while driving is one of them. If you are having a diesel, white smoke may be unburned fuel or coolant...