Why is my car blowing out blue smoke?
Blue or gray exhaust smoke Blue/gray exhaust smoke means there’s likely an oil leak and your engine is burning oil. The leak could be caused by several issues like leaking valve seals, damaged piston rings, or worn cylinder walls. Pro-Tip: Blue smoke during acceleration means your vehicle’s piston rings may be damaged.
Why is my Subaru smoking?
If you see white or light grey smoke coming from your Subaru vehicle’s tailpipe, the first thing to do is to make sure that it’s actually smoke. If the gasket is leaking or blown, it can allow coolant to combine with the fuel and air mixture in the combustion chambers of your engine, unleashing a cloud of white smoke.
What causes blue smoke on acceleration?
Blue Smoke From Exhaust When Accelerating When blue smoke is emitted from a car’s exhaust pipe, this usually indicates that a leak in the engine’s valve seals is allowing oil to leak into the combustion chamber where it is being burned along with the fuel. This may be due to natural deterioration or a faulty part.
How much does it cost to fix blue smoke from exhaust?
The Cost of Fixing your Blue Smoke Problem If you aren’t that handy with a wrench, the part will probably cost $80 from a shop, then factor in $500 +/- for labor.
What does blue smoke from exhaust look like?
Blue smoke can often look like grey smoke at first. But if you notice a distinctive bluish tint, it may signal that the engine is burning lots of oil. This could be due to worn engine components like piston rings, valve seals, or PCV (Positive Crankcase Ventilation) valves.
Can spark plugs cause blue smoke?
The most common cause of blue exhaust smoke is oil leaking past engine seals and into the cylinders where it then mixes and burns with the fuel. Oil leaking into the cylinders can cause a rough idle, misfire and fouled spark plugs.
How do you fix blue smoke?
The Cost of Fixing your Blue Smoke Problem Basically, you will need to replace your glow plug, head gasket, valve seals, piston rings, or PCV valve depending on what the problem’s source is.
Can low oil cause blue smoke?
Oil leaking into the cylinders can cause a rough idle, misfire and fouled spark plugs. In addition, a reduction in power and oil loss can be indicators that the blue exhaust smoke is caused by an internal engine oil leak.