What should I do if my Lexus exhaust smells bad?

What should I do if my Lexus exhaust smells bad?

1.Switch to a different brand of fuel and drive the vehicle for at least 100 miles. Monitor the decrease or increase in sulfur smell. 2.Do not add any type of ‘fuel additive’ as this could add sulfur to the fuel and cause/increase the odor. 3.Try to avoid extended periods of short trip driving or aggressive acceleration.

Why does my Lexus engine smell like sulfur?

The odor is usually noticed after a cold start, fast idle, extended periods of idling and full throttle acceleration. Sulfur smell is not an indication of an engine concern and will not cause reduced driveability or durability of the engine or any of its emission components.

Why does my car smell like gasoline in the morning?

Have the engine running and take a look, if you have a fuel leak, you will definitely smell it, and it will be wet with fuel around the injector that has the problem. I would have to say that a fuel tank leak is probably the most common fuel leak of all.

Is the smell of gasoline bad for your health?

If the fuel line is spraying a mist, the gasoline smell in car will be extremely pungent which could cause nausea or headaches, breathing fuel smells is not good for your health and is very damaging to the brain.

Why does my Lexus engine smell like rotten egg?

Sulfur smell is not an indication of an engine concern and will not cause reduced driveability or durability of the engine or any of its emission components. The sulfur smell or ‘rotten egg’ odor is caused by high amounts of sulfur in the gasoline being used in the vehicle.

Why does my exhaust smell like sulfur when I start the car?

Vehicles using fuel containing high amounts of sulfur will most likely emit sulfur smell from the exhaust system. When high sulfur fuel is burned, there is a chemical reaction in the catalytic converter causing the sulfur to oxidize. As the vehicle is driven, the oxidizing reaction odor in the converter will decrease with mileage and age.

Why does my car smell like antifreeze in the winter?

The liquid has to be a 50/50 mix of water and ethylene glycol. It travels from the engine to radiator through a special hose. It redistributes the heat away from the engine to save it from damage due to overheating. The antifreeze also helps the fluid in your car to stay at the right temperature during freezing winter.

Why does my car smell like rubber after running?

Smell coming out of side vents after driving the car, not to sure how to explain the smell def doesnt smell sweet, maybe more like dry rubber? no visible leaks. Car doesnt overheat, nor does it smell inside the cabin, only smells after driving the car for a while and parking in the garage My car has 122000 miles.

Why does coolant smell in the trunk after running?

In the trunk by the coolant cap there is a plastic shield. Remove this and you should see a coolant air relief, or “burp” valve. Sometimes you will see dried coolant in this area which could explain the smell you are experiencing. The relief valve gaskets may need to be replaced, or the screws may just be loose, causing the leak.

What to do if your car coolant is leaking?

Check the bottom of the water pump and thermostat to see if you find any dried coolant there. Sometimes the water pump shaft will leak slightly. This is usually a very slow and subtle leak that will get worse over time. If you would like some assistance with this, a qualified mechanic can inspect your coolant leak. Was this answer helpful?