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List of the catalogue of this article:

• 1, Why is there a loud sound in the engine compartment of the car?
• 2
  、Start How to clean the cabin
• 3,HS code application in re-export scenarios Automobile Encyclopedia Trivia: Does the engine compartment need to be cleaned< /Li>

Why is there a loud sound in the engine compartment of the car?

1. The car engine compartment has a loud blowing sound because there is a fan in the air intake of the car engine. Engine radiator, also known as engine water tank, is a key component of a water-cooled engine cooling system. Cooling the engine through forced water cycle is a heat exchange device to ensure the continuous operation of the engine within the normal temperature range.

2. The car engine compartment has a loud blowing sound because there is a fan at the air intake of the car engine. Engine radiator, also known as engine water tank, is a key component of a water-cooled engine cooling system. It is difficult for ordinary car owners to distinguish which are faulty and which are reasonable.

3. The belt is not elastic enough: the engine makes a squeaky sound at work. Leakage in the intake and exhaust pipe: At the intake and exhaust pipe, the gas will leak from the exhaust pipe and make noise. Poor fuel quality: causing violent vibration in the engine to make noise.

4. The problem of loose parts. Some parts in the engine cabin, such as the door cover and intake pipe, are loose. When the vehicle is driving, it will collide with the cabin and make a sound. It can be solved by reinforcement.In addition, when the screw used to fix the engine is loosened, it will also cause the engine to shake and make a strange sound.

5. The sound of the wind is made by the rotation of the water tank fan. Now the water tank fan of the car does not rotate all the time. It is controlled by the thermoster. When the temperature is detected that the water temperature is too high, the water tank fan begins to work to strengthen heat dissipation. When the water temperature drops, the fan does not turn. If the fan is turned off during operation, the fan will still rotate for a while to continue to dissipate heat.

How to clean the engine cabin

1. Car engine cabin cleaning method: open the hood, and then cover the distributor, battery and brake oil bottle with plastic cloth. Turn on the water gun to spray the engine compartment and wash the dust and soil of the engine. At this time, be careful not to rush directly into the engine with the water gun.

2. Use a high-pressure water gun for cleaning: aim the high-pressure water gun at various parts of the engine compartment for flushing, especially where there is a lot of oil and dust. Be careful not to spray water directly on the electronic components, so as not to damage the circuit board.

3. - First, open the hood, and then cover the distributor, battery and brake oil bottle with plastic cloth.2- Turn on the water gun to spray the engine compartment and wash the dust and dirt on the engine. Be careful at this time and don't rush directly into the engine with a water gun. 3- Rinse the air guide under the front windshield with a water gun.

Auto Encyclopedia Trivia: Does the engine compartment need to be cleaned

1. The engine compartment needs to be cleaned. The following is the relevant information: In fact, the maintenance of the engine compartment is more important than the cleaning of the exterior of the car, because There is dirt in the engine compartment. As the age of the car increases, it will affect the driving safety of the car. Therefore, the cleanliness of the engine compartment also determines the safety of the vehicle.

2. It is necessary to clean the engine. The benefits of cleaning the engine: Regular cleaning of the inside of the engine is one of the indispensable items in the routine maintenance of cars.

3. If there is no cleanliness fetish, there is really no need to clean up the engine compartment of the car. If you want to clean up, you should refer to the above methods.

4. It is necessary to clean the car engine. If the engine is not cleaned for a long time, carbon, oil sludge and other impurities will be produced on the internal parts of the engine, which is easy to cause oil pipe blockage, which will affect the driving experience and driving safety of the car. Generally, 4S stores will provide maintenance and cleaning for car owners. Engine and other services.