Do Diesel Generators Smell?

Fossil fuel-powered engines are known to emit exhaust fumes that can be unpleasant to smell. But does this apply to diesel generators? We provide the answer below.

Do diesel generators smell?

While diesel generators do produce emissions, the exhaust from diesel engines is significantly less smelly than gasoline engines. This is because diesel fuel contains less sulfur than gasoline, which reduces the amount of smog-producing pollutants released into the air.

Additionally, diesel generators are built with exhaust filters that further reduce emissions. However, generators fueled by natural gas don’t emit an overpowering stench, as is the case with those driven by oil or diesel.

What is a common problem with diesel generators?

In both diesel and natural gas generators, fuel depletion is a typical issue. As a consequence, you may not be aware that your generator is running out of fuel until it is too late.

Can you get carbon monoxide from a diesel generator?

While diesel engines are known to emit lower concentrations of carbon monoxide (CO) than gasoline engines, these emissions might nevertheless reach fatal ambient quantities given sufficient time in a confined room and under the right circumstances.

What is a silent diesel generator?

For quiet diesel generators, composite materials are used in the enclosure of the generators. Typically, they are layers of hard material that reflect the sound energy back into the container. The sound energy is absorbed and heated by the soft, porous materials they utilize.

Good Backup Generators

Westinghouse 12500 Watt Dual Fuel Home Backup Portable Generator, Remote Electric Start

WEN DF475T Dual Fuel 120V/240V Portable Generator with Electric Start Transfer Switch Ready

Champion Power Equipment 100519 6250-Watt Open Frame Inverter with Quiet Technology

Related Questions and Answers

Why is my generator consuming too much oil?

Worn valve guides, most often the exhaust guides or worn piston rings, are the most common cause of excessive oil consumption in engines. Idle the vehicle for a few minutes. For roughly 15 minutes, turn off the engine. Observe the exhaust when you restart the engine and raise the engine speed.

Why did my generator catch fire?

Brushes, armatures, and commutators, to name a few, may ignite if they aren’t properly maintained. Sparks from the generator may ignite any gasoline fumes or spills, which might result in an explosion from the gas tank.

What happens if you inhale diesel fumes?

Coughing and irritation of the eyes, nose, throat and respiratory system may be caused by short-term exposure to diesel exhaust fumes. Smoking diesel may irritate the lungs and trigger an allergic response, leading to asthma symptoms such as wheezing and difficulty breathing, or exacerbating pre-existing symptoms of asthma.

What are the side effects of diesel fumes?

Toxic effects on the nose and eyes as well as alterations in lung function and breathing patterns are among the most immediate impacts of diesel exhaust exposure. A decrease in lung function and an increase in coughing are both linked to long-term exposures.

How do I make my diesel generator quieter?

How to quiet down your diesel generator? An acoustical blanket. In order to reduce noise pollution, acoustic barriers reflect sound waves. Using anti-vibration mounts (AVM) is a wonderful approach to minimizing the noise generated by your generator. Attenuators.

Why are diesel generators better than some gas generators?

This video should help explain:

How do you put out a fire in a generator?

Put your own well-being ahead of everything else. Unplug the appliances that are running on generator power. Small electrical fires may be put out using Baking Soda. You may put baking soda on the flames after you’ve disconnected the power source if the fire started in an appliance or an overloaded cable. When the power is on, don’t use water.

Should my generator leak oil?

Leaks are a common concern with generators. The good news is that a generator’s fuel, coolant, or oil leaks can typically be avoided if it is regularly maintained.

What do diesel fumes smell like?

Diesel engines may emit a rotten egg smell since the gasoline includes sulfur. In the event that you’re utilizing a lower-quality diesel fuel, you may notice this odiferous odor. If your vehicle has a catalytic converter, a malfunctioning one might be to blame for the stench of rotten eggs.


While diesel generators do produce emissions that smell, they are less smelly than gasoline-powered generators due to the type of fuel they use. However, this is a minor problem when compared to not having adequate backup power during an emergency.

The “how to stop the generator from smoking” is a question that has come up on many occasions. If you have a diesel generator, the answer is yes.

NEXT UP: Can You Refuel a Diesel Generator While It Is Running?

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James Sylvester
About James Sylvester

James S. Sylvester is an experienced OSHA Safety Supervisor with years of experience in the construction and oil & gas industries. He focuses on workplace safety, occupational health and safety systems. Learn more about James' here or connect with him on Twitter