White smoke from exhaust and knocking noise

This will cause white smoke , along with the idle issue. If smoke is being release then this is indicative of a problem. HOWTO looks at all the possible reasons why white smoke is coming from your exhaust pipe. White Smoke : White smoke is steam.

After a few days, the coolant reservoir was low again. The car is also shuddering. After I turn the engine off, it starts making a knocking noise. If water is getting into the engine it could cause that knocking noise. The other issue with the knocking could be as serious as a rod through the engine block.

I am so scared that it is the head gasket because my mom, myself and my daughter, and my year old. Last evening I saw white smoke coming out from the engine and heard a strange sound coming from it. When the car was turned off I smelled burnt plastic. It eats away at it, then coolant starts mixing with oil and before long your engine dies. There are normally signs of this happening, white exhaust that is hot and high in moisture, fluctuating engine temperature guage, and discoloration of oil and coolant.

Here are some descriptions of my engin. Condensation can turn to vapor, providing what looks like white exhaust. But excessive white smoke likely means coolant is leaking into the engine combustion chambers. One other possibility is coolant and oil mixed together internally causing a milky mess either in the oil pan or radiator.

Is the white smoke steam or oil vapor? Same with the knocking. It could be timing or it could be a rod. How many miles are on this engine? It is possible that a small amount of coolant can seep into the combustion chamber through a leaky head gasket, and as the engine warms up, the small gap can close completely.

The engine was off but the smell persisted. There was a knocking noise coming from under the hood. Then white smoke was coming out of the exhaust. After i pulled over and let it cool down it was okay.

What Your Exhaust Smoke Is Trying To Tell You. What does it mean when my car is knocking in the head and blowing white smoke but. Knocking (at its worst) sounds like a bolt rattling around in engine. Car does not lose power, and when I gun the engine it seems to go away.

Only happens going up hills (of which Tennessee has plenty of). Do you have any coolant losses or overheating issues? Where is the noise most prominent, which section of engine?

If you the white smoke consistently comes out and the sweet odor smell is present, then it is definitely a problem with your coolant leaking. What could cause white smoke from tailpipe and knocking. Having a bad rod bearing could cause a truck to make a loud knocking noise and shake when driving at high speeds. Idle smooth for about seconds, then starts smoking and knocking. Turbo inlet, fan turns freely.

Excessive smoke from tailpipe with noise and knocking intermitant Ok so here is my new problem keep in mind I just got my 10mile old brand new injectors back from testing and they are all within specs on every test. Some noise can come from a worn camshaft. A low rumble or knocking noise could be caused by a bad rod bearing on the crankshaft.