Gas smell coming from exhaust

Welcome to the forums. Gas Smell from Exhaust.

Years ago the exhaust gases were all discharged up a.

Gas smell coming from exhaust. Gas Smell from Exhaust. Sometimes you may find that the exhaust smells like gas. This is normally a problem with the air and fuel mixture as your fuel injector may be sending too much gas through the engine and not all is burning.

This can easily be fixed by having your engine properly tuned. You also may not be using the correct brand of gasoline. When your engine idles rough and the exhaust has the smell of raw unburned gasoline it is suffering from a rich condition or or incomplete combustion.

There are four main component failures that can result in this condition. It is totally normal to smell a gas smell in the exhaust from your HVAC system as this is how it expels used fuel or gas that may not have been completely used in your system. This is typical and how your HVAC system should function.

Pay attention to when you can smell this scent. To begin the tune on your car perform the car makers list of routine scheduled maintenance. Some of the things on that list are.

Replace spark plugs and perhaps spark plug wires. Replace air filter and fuel filter if accessible. Inspect and replace other parts in the ignition system fuel system and sensors and actuators as necessary.

Gasoline odor in auto exhaust indicates that gasoline vapor is passing through the engine without being burned. This can signal one of three basic problems with the engines performance. Misfire too rich a fuel mixture or leaking exhaust valves.

Leaks in the exhaust manifold can cause a ticking noise on acceleration and a strong smell of gas because the leak is before the catalytic converter. If you want to check for any fuel leaks youll need to use a flashlight and follow the fuel lines from the tank to the fuel rail on the engine. Gas smell coming from exhaust.

Auto shop used scanner. Misfire 3 cylinder and had a cracked exhaust manifold. Replaced the exhaust manifold.

Replaced spark plugswires caprotor. And now have a gas smell coming from tail pipe. Posted by scottie e on Nov 15 2012.

Clicking this will make more experts see the question and we will. This was causing a build up of moisture containing the strong gas smelling chemical to build up and THAT was why they would smell the gas so strongly. We checked the flue exhaust and slightly altered the angle of the exhaust pipe which should rectify the situation.

As always keeping your homes central heating system in tip top shape is important. It is a minute amount of gas that escapes being ignited but it can be smelled because of the odorant that is added to the gas. Natural gas is colorless odorless and tasteless and to detect leaks the gas companies add various chemicals which creates the first line of defense against a gas leak build up and possible explosion.

Furnaces can generally come in both gas and electric. There is however the issue of a gas-like smell that occurs when running the furnace. Keep in mind that this will not be a problem for the electric varieties.

This is a gas-only problem. Your furnace may smell like gas if. Fuel Smell Emitting from Exhaust - YouTube.

Received 1840 Votes on 1692 Posts. Welcome to the forums. It is normal to smell a small amount of natural gas at the start and during the burning cycle.

Usually more towards the start of the cycle. Years ago the exhaust gases were all discharged up a. A Gasoline Smell in the Exhaust If the exhaust coming from your vehicle smells like gasoline its often due to an overly rich airfuel ratio.

This means that either too much fuel or too little air is getting into your vehicles combustion chambers. What causes exhaust smell inside car. A heavy gasoline smell coming from the tailpipe could be the result of a failing oxygen sensor and something as simple as a degraded door seal that is letting in exhaust can lead to an exhaust smell in the cabin.

Regardless of the cause exhaust can be deadly and the vehicle should be inspected immediately. The issue is I smell gas strong. Gas millage is horrible.

There is white smoke from the exaust. The EGR valve is a small component designed to allow the flow of exhaust gases into the intake manifold in controlled amounts. If it has no smell it is probably just condensation coming from the exhaust.

If is is just water from the exhaust. The smell of gas is a tell-tale sign of flooding in the engine especially gas smell coming from the exhaust. And finally if the car does not start or starts for a little while and then shuts off.

These combined things can point in the direction of faulty injectors that need replacement and a flooding engine that needs attention from a mechanic. I found out where the smell is coming fromIts right where the Exhaust manifold is also where the dp to header bolts up i see my gasket edges sticking out and the are pitch black. There is no odd smell coming from the engine bay i can smell it abve my exhaust manifold or coming out my muffler.

Coolant level is the same oil looks fine. The last possible problem for your exhaust smells like burning oil is some disconnection in the exhaust system itself. The exhaust system is connected directly to the engine and receives the bad gases and the other byproducts from the engine through these connections.

Car smells like gas after getting gas fuel smell from exhaust Car smells like gas after sitting Car smells like gas inside Car smells like gas when ac. Leaking injectors will richen the mixture hence the fuel smell in the exhaust. The combustion chamber is not burning all the fuel its getting AKA overly rich fuel mixture or.

Checked all the spark plugs one of them came out really wet and smelling of gas not oil. Theory right now is bad injector possibly just staying open and flooding the engine with gas causing the rich smell from the exhaust. Wont be able to work on it again until next weekend though.

Any thoughts are welcome.