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What does it mean when a BMW tire loses pressure?

1 Answers

AnthonyFitz

07/29/25 3:32pm

Tire pressure loss refers to the situation where the tire pressure is insufficient. When a tire is damaged or the valve leaks, the high-pressure gas inside the tire gradually escapes, eventually causing the tire to deflate due to lack of air. Strictly speaking, tire pressure refers to the pressure of the air inside the tire. In terms of car maintenance, the engine is the heart of the car, and damage to the engine will lead to the end of the car's life. Similarly, tire pressure is like the blood pressure of the car, and the level of tire pressure plays a crucial role in the performance and power of the vehicle. When a BMW run-flat tire loses pressure, due to its specially reinforced sidewalls that are extremely rigid, the tire can still bear the weight of the vehicle without significant deformation. At speeds of up to 80 km/h, the tire can support the vehicle for a maximum of 250 kilometers. If you notice that a run-flat tire has lost pressure while driving, there is no need to panic. Simply reduce your speed and continue driving normally, then visit a tire repair shop as soon as possible to have the tire fixed. Tire pressure loss can lead to excessively low pressure, increasing the deformation of the tire body and making the tire sidewalls prone to cracking. It also causes flexing movements, leading to excessive heat generation, which accelerates rubber aging, fatigue of the cord layers, and breakage of the cords. Additionally, it increases the tire's contact area with the ground, accelerating wear on the tire shoulders.

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