Blue or white smoke coming from your engine usually indicates burning oil, which can be caused by: Overfilling the crankcase with oil. Incorrect oil grades. Operating engine at greater than a 15 degree angle.

What does white smoke coming out of lawn mower mean?

oil spill

White or blue smoke may indicate an oil spill on the engine.



Similarly, you could’ve spilled oil on the engine by mowing on a slope greater than 15 degrees or tipping the mower on its side. The smoke may look disconcerting, but it’s completely harmless.

How do I fix white smoke from my lawn mower?

Quote from the video:
Quote from Youtube video: You want to clean out the air filter area probably you're probably gonna find some oil in the air filter area clean it out. An option number two is if there's excess. Oil.

What makes a Briggs and Stratton engine smoke?

Other reasons for blue or white smoke from engines include going over the engine’s oil capacity, an obstruction in the breather tube (located behind the air filter), damages to the cylinder/piston rings, and more.

Why is my lawn mower blowing GREY smoke?

The cause could be a rupture in the breathing tube, which channels air from the combustion chamber to the exhaust port. It could also be a blown head gasket, which will soak the air filter with oil. Unless you happen to be a small engine mechanic, these problems need a professional lawn mower repair.

How do I fix white smoke from exhaust?

This generally happens because of a cracked or leaking head gasket, which allows coolant to seep into your cylinders. In extreme cases, you will need to replace your head gasket. At the first sign of white smoke you can try head gasket repair treatment to seal the leak before you do serious damage to your engine.

How do I know if my lawnmower has a blown head gasket?

If the mower is dropping out or not starting and you do notice the oil leak, you have a bad gasket. If the mower shuts off when you turn corners, but there is no oil leak, you may still have a bad gasket since the pressure to keep the combustion going is not strong enough.

How do you clean a Briggs and Stratton crankcase breather?

Quote from the video:
Quote from Youtube video: Cover lift off the cover lift the fuel tank off of the housing. Detach the old breather tube from the air filter housing and pull it out of the crankcase.

What happens when you put too much oil in a lawn mower?

Too much oil in your lawn mower may cause the engine to not run well and cause damaging results. Too much oil can cause your engine to overheat which can result in seal damage, blown gaskets or becoming hydrolocked.

Why is my lawn mower smoking and smells like burning?

The friction can cause enough heat to melt the belt entirely. If the belts are too tightly fastened, they can overheat which will cause the rubber in them to wear. In either of these cases, burning rubber indicates that the belts are not adjusted properly.

Does white smoke mean blown engine?

White Smoke Coming From Exhaust: Explained



White smoke from your exhaust means coolant is exposed to your engine’s combustion process. In most cases, this is the result of a blown head gasket, but a cracked engine block or cylinder head could also be the cause.

Does white smoke always mean blown head gasket?

If you check your dipstick and discover a pasty white substance, you definitely have head gasket damage. White smoke billowing out of your exhaust means that coolant is likely leaking into the cylinders.

Can carburetor cause white smoke?

White “smoke” = water (steam). I assume you’re seeing this “white smoke” after you shut the engine off and that it is not present when the engine is running…? The white fog coming out of the carb after shutdown is vaporized fuel, and it’s normal.

Can low oil cause white smoke?

So Can Low Oil Cause White Smoke? A. No, it cannot. Unrelated to the fluid’s level, if oil does make it into the combustion chamber, you could see blue-tinted smoke coming from your exhaust.

Can bad fuel cause white smoke?

If an improper amount of fuel did not enter the chamber at the time of combustion, white smoke will occur. This particular problem more commonly happens in diesel engines.

What does it mean when smoke comes out of your carburetor?

Black smoke coming from the exhaust is an indicator that the engine is running excessively rich, or using too much fuel. A carburetor that is delivering excessive fuel to the point of producing black smoke, is not only burning unnecessary fuel, but also producing unnecessarily excessive emissions.

What causes white smoke?

If your exhaust system is producing a thick, white smoke – you may have a problem. Many times, this thick smoke is due to the likes of a blown head gasket, damaged cylinder, or a cracked engine block, which is causing coolant to burn.

How do I know if my carburetor is clogged?

Here are four telltale signs that your carburetor needs attention.

  1. It just won’t start. If your engine turns over or cranks, but doesn’t start, it could be due to a dirty carburetor. …
  2. It’s running lean. An engine “runs lean” when the balance of fuel and air gets thrown off. …
  3. It’s running rich. …
  4. It’s flooded.