What does white smoke from diesel exhaust mean?
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.
Will bad glow plugs cause white smoke?
Damaged glow plugs or a faulty glow plug control module can cause white smoke on engine start up. If white smoke is still visible after the engine has warmed up, the engine may have one or more bad injectors, retarded injection timing or a worn injection pump.
What causes white smoke from generator exhaust?
WHITE SMOKE occurs when raw diesel comes through the exhaust completely intact and unburned. If white smoke occurs at cold start, and then disappears as the engine warms up, the most common causes of this are fouling deposits around piston rings and/or cylinder glazing.
Is white smoke from exhaust bad?
In general, thin white exhaust smoke (similar to water vapor) could be nothing to worry about. Thick white exhaust smoke usually indicates a coolant leak, which could cause overheating and put your engine at a serious risk of damage.
When does white smoke come out of an engine?
In these situations, you will typically see this white smoke come out on cooler days. The smoke should only be coming out in small amounts after you start your engine. Then after about 30 seconds to a minute, the white smoke should clear up. If this is the case then you have nothing to worry about.
What causes white smoke coming from the tailpipe of a car?
All it takes is a little bit of coolant to leak out and get mixed in with the engine oil. Once that happens, the oil will become contaminated. The first sign of having contaminated oil is white exhaust smoke coming out of the tailpipe. As this continues, the white smoke will begin to have a sweet odor smell that won’t go away.
What causes white smoke from the fuel injector?
The fuel injector is responsible for injecting fuel into the internal combustion chamber at the exact right time. If you were to have a bad fuel injector, then it would cause white smoke to form because the proper amount of fuel did not enter the chamber at the right time.
What causes blue smoke to come out of engine?
Blue smoke is normally the result of engine oil entering & burning inside the combustion chamber. This is most often caused by low compression, or worn piston rings. But what we see more often than not are issues related to worn injectors.