Why does my car smell like a fart when I accelerate?

Strong sulfur smell means that you are running a rich air/fuel ratio. Sometimes this is normal especially during warmup.

Why does my car air conditioner smell like poop?

If your drain line is damaged or you frequently use your AC system, the unit is likely to stay damp all the time, which creates a breeding ground for mold and bacteria. The air that passes through the evaporator and the units’ mold build-up will carry the foul smell inside of your car through your dash vents.

Why does my car smell like rotten eggs when I accelerate?

Whenever gasoline gets to the catalytic converter, it will transform the amounts of hydrogen sulfide into sulfur dioxide. This will cause the catalytic converter to not process the gases as it should, which will give the smell of rotten eggs. This will cause you to need a new catalytic converter.

Why does my car smell like a firecracker?

the sulfur smell is usually a sign of running too rich of a fuel mixture; basically your converter is working too hard. the excess partially burned/oxidized fuel is what makes the sulfur smell.

Why does my car smell like gas but no leak?

Cracked Charcoal Canister

If your car smells like gas, but there’s no leak from the gas tank or fuel lines, it’s time to turn to other possibilities. The charcoal canister is a key part of the EVAP (or evaporative emissions control) system in your vehicle.

Why does my AC smell like gas?

The smell is caused by a buildup of bacteria, moisture, and mold in your air conditioner. If your air conditioner is leaking water and you haven’t cleaned it out in a while, you’re very likely to encounter this problem.

Can I drive my car if it smells like rotten eggs?

Your car smells like sulfur, that awful rotten egg smell. This is a sure sign of serious mechanical problems. There is a tiny amount of sulfur in the form of hydrogen sulfide within the gas in your fuel tank. Normally, driving will convert it into sulfur dioxide.

Why does my car have a funny smell?

Exhaust Smell in Car Interior

If there’s one car odor you should never ignore, it’s exhaust fumes inside the cabin. Exhaust fumes in the interior of your car most often indicate a leak in your car’s exhaust system or poor seals on your windows or doors.

Why is there a weird smell in my car?

If your engine has been running for a few minutes and you start to smell something sweet, coolant containing ethylene glycol could be leaking from the radiator, cylinder head or a failed intake manifold gasket. If the smell is strongest inside the car, this is could indicate a problem with the heater core.

Why does my car smell like burnt matches?

If you smell burning, a very likely culprit is your brakes. If your brake pads or rotors are not properly aligned, unnecessary friction can cause this burning smell. If your brake pads are extremely worn out, they can also cause friction in the engine, creating the burning smell.

Is it safe to drive a car that smells like gas?

In most cases, it is not safe to drive if your car smells like gas. Even though some of the reasons that cause the smell of gas are harmless, you don’t know the seriousness of the problem until you check it out. Simply inhaling gas can make you sick and fatal in extreme cases.

Why does my car smell like gas in the garage?

Check underneath your car’s trunk (where the gas tank is usually located) and look for telltale signs of a leak. Run you hand over the tank as well as the pipe that runs up to the gas cap checking for dampness. The smell of gas should be stronger underneath the vehicle if it’s the source of the odor.



Hi, I'm Nam Sun-Hi. My first name means: "One with a joyful demeanor." I'm a Korean student and author at FindDiffer.com. I spend all my time either writing or studying. I love learning new things, and I think that's why I enjoy writing so much - it's a way of learning more about the world around me.