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What is the normal range for tire pressure values?

1 Answers

EloiseFitz

07/30/25 8:53am

The normal tire pressure for car tires is between 2.2 and 2.5 bar. Both excessively high and low tire pressure can have adverse effects on the vehicle. You can use an electronic tire pressure detector or a mechanical tire pressure gauge to check and then adjust the tire pressure appropriately. Effects of overinflated tires: Overinflated tires reduce the contact area between the tire and the ground, leading to a significant increase in pressure and wear per unit area. This can easily cause braking failure, potential tire bursts when encountering road protrusions or depressions, damage to the vehicle's suspension system, and discomfort during rides. Effects of underinflated tires: Underinflated tires increase the contact area between the tire and the ground, causing abnormal temperature rises inside the tire during driving. Additionally, severe deformation of the tire sidewalls accelerates the aging of internal steel wires and fabric layers, increasing the risk of tire bursts. It also leads to higher fuel consumption and reduced tire lifespan. Regular tire pressure checks: Tire pressure is a crucial factor affecting tire lifespan. Both overinflation and underinflation can reduce tire longevity to some extent. It is recommended to check the tire pressure at least once a month. Regular tire rotation: Since each tire operates under different conditions and loads—generally, rear tires bear more load than front tires, and right tires bear more load than left tires—it is essential to perform tire rotations in a timely manner as part of car maintenance.

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