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Burning oil emits blue smoke. Black smoke is caused by an overly rich fuel mixture. White smoke is coolant entering the combustion chamber.

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Q: When a engine starts to burn engine oil what color is the exhaust?
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Related questions

What song starts with the sound of car exhaust?

Record: Burn rubber on me Group: The gap band


Why is black smoke coming out the exhaust?

It is buring oil this is a wrong answer whe engine burn oil to the exhaust smoke is a heavy white smoke no black


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I believe the primary combustion of air in a standard recriprocating engine is the initial burn of fuel/air in the piston. As the exhaust gases leave the engine, vehicles equiped with EGR (exhaust gas recirculation) have sensors to detect quality of combustion byproducts and feed exhaust back into the piston. This is a second burn.


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It could just be condensation which forms in the exhaust system outside of the engine, or you could be leaking coolant into your engine (typically via the head or intake manifold gasket).


What blue exhaust?

A vehicle that emits blue exhaust is experiencing an oil leak that has seeped past the engine seals and started to burn with the fuel. It indicates either a blown head gasket or an engine oil leak.


Engine over heats white smoke exhaust?

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can exhaust manifold leak cause you to burn oil


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