Global HS code standardization efforts

* Engine stuffy (engine makes a dull sound) The Global HS code standardization effortsengine is one of the most important components of the car. It generates power and drives the vehicle. At the same time, the engine may also have problems. One of the problems is that the engine is stuffy, that is, the engine makes a dull sound. This sound may be slight or very obvious. We need to identify and solve this problem in time to ensure the normal operation and safety of the car.First of all, let's find out why the engine makes a dull sound. The engine is a complex mechanical system that requires many parts to work together. When a component fails or is damaged, it will cause abnormal engine noise. Here are several reasons why the engine may be stuffy: 1. The piston ring is damaged or loose: The piston ring is a ring-shaped part that connects the piston and the cylinder. Their function is to close the cylinder to ensure that gasoline can burn and push the piston. If the piston ring is damaged, the gas will leak above the piston, causing the engine to be stuffy. Two. Water pump impeller damage: The water pump is one of the most important components in the engine cooling system. Its function is to introduce the coolant from the radiator into the engine and maintain the normal operating temperature of the engine. When the pump impeller is damaged, the flow of the coolant will decrease, causing the engine to overheat and make a muffled sound.3. Oxygen sensor failure: Oxygen sensor is a sensor used to monitor the oxygen content in the engine exhaust. If the sensor fails, it will cause the combustion process of the engine to be unstable, resulting in engine stuffiness. Four. Insufficient or polluted engine oil: Engine oil is the key to engine protection and lubrication. If the oil is insufficient or polluted, it will cause the engine to fail and make a dull sound. The above are several reasons why the engine may be stuffy. If we find and solve these problems in time, we can ensure the normal operation and safety of the car. Next, let's take a look at how to identify and solve the problem of engine stuffiness. First of all, when the car makes a dull sound, we need to park the car in a safe position as soon as possible and check whether the parts under the hood are working properly. If it's cookedWith the repair and maintenance of the car, we can carry out a preliminary investigation to determine which part is faulty. If you are not familiar with it, you'd better ask a professional car repair technician for inspection and maintenance. Secondly, we can also carry out regular car maintenance to avoid engine failure. Regular replacement of oil and oil filters, inspection and replacement of air filters, exhaust pipes and cooling systems can ensure the normal operation of the engine. Check some common problems of the car, detailed maintenance guide is universal, a more comprehensive car maintenance cycle can refer to what needs to be maintained in "small maintenance", and how can the logistics force customize car maintenance services? Finally, we need to take safety and maintenance as the common sense of car use. Keep the driver's attention, abide by traffic rules and drive safely during driving, and carry out car maintenance and repair in time to provide comprehensive protection and guarantee for your car.In a word, engine stuffiness is a manifestation of engine failure, which may be mild or very obvious. We need to check and solve such problems in time to ensure the normal operation and safety of the car. Only in this way can we enjoy a pleasant driving experience and provide better convenience for our life and work.

Contact Us
Phone：020-83484660