Color and smell of engine exhaust are considered effective tools to diagnose the damage is happening inside the car engine. From there help car owners avoid unnecessary damage and take the best remedies. So how to know that? With today's article Thanh Phong Auto We will show you how to diagnose cars' disease through the color and smell of the exhaust. Please read it!
Part 2 How to Guess Cars' Diseases Thanks to the Colors and Smell of Emissions
I. Color emissions
When you see your car engine exhaust emitted more smoke and unusual colors, it is a sign that the engine is having problems.
Some colors of emissions that you can observe with the naked eye are:
- White exhaust gas and thick as clouds
- Green exhaust
- Black exhaust
- Gray exhaust
1. Emissions are white and thick like clouds
If this white layer of exhaust gas is thin, the problem could be due to the buildup of steam in the exhaust pipe and not cause concern. However, if this white smoke layer is dense, the problem is quite serious.
In this case, it may be due to malfunction of the bonnet gasket of the engine or cracked lid causing the combustion chamber to not be sealed. This will cause the gasoline engine to burn off coolant or transmission oil.
In addition, diesel cars may have problems related to the time of injection of oil into the combustion chamber of the fuel pump.
2. Green exhaust
In the case of blue exhaust fumes usually due to the lubricating oil being burnt, leading to a decrease in the oil level.
In addition, check carefully other parts such as rubber rings of pistons, pistons, rings and cylinders because they can be corroded or damaged, degraded.
3. Black exhaust
When a car emits black gas, it proves that the engine has burned too much fuel during operation.
It may also be due to:
- The vent valve tube is broken.
- Controller malfunction or injector leak.
- Spray pressure is too large.
- Damaged oxygen sensor.
- Controller incorrectly calculated.
4. Gray exhaust
In the case of gray exhaust caused by oil spillage of coolant parts, please repair the vehicle immediately.
II. The smell of exhaust gas
In addition to the color, the owner can catch the disease of the vehicle through sensing the strange smell from the exhaust of the automobile engine. The typical odor that anyone can recognize is the burning smell, burning.
The cause of this case is due to:
- Oil leak fires around engine.
- Burnt fuel does not go away.
- Due to excessive burning of the insulating material at the connection points of the circuit, from the contacts of insulating material.
The smell is unique, so the vehicle owner will easily identify the damage status of the engine parts in the car.
No matter what your beloved driver is, but if you are not knowledgeable about repairs, it is best to take your beloved driver to a reputable car repair and care center as soon as possible. At Thanh Phong Auto, we have a team of experienced technicians and facilities that will support inspection, diagnostics, advice and provide the best solution for your beloved driver. Please contact for dedicated support offline.
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