What Causes Slow Tire Air Leak That Can't Be Detected?

1 Answers
KennedyMarie
07/29/25 11:16pm
There are four main reasons for slow tire air leaks that are difficult to detect, as introduced below: Damage to tire sidewalls and inner edges: The extent of damage to tire sidewalls can be directly observed. In severe cases, cracks and bulges may appear. Whenever such conditions are found, it's essential to replace the tire as soon as possible to avoid blowout accidents. To check for damage to the tire's inner edge, the tire needs to be dismounted for inspection. Therefore, when having tires dismounted at a repair shop, car owners should carefully supervise the mechanic's operation. Foreign objects puncturing the tire: Objects stuck in the tire can usually be found by carefully examining the tire surface. If the punctured area is more concealed, spraying water on the tire surface can help locate air bubbles emerging from the leak, sometimes even accompanied by a hissing sound of air escaping. Wheel rim flange deformation: When a car tire is fully inflated, the outer edge of the tire tightly seals against the wheel rim flange to prevent gas leakage. If the wheel rim flange is deformed due to impact, it can compromise the seal with the tire's outer edge, leading to a hidden leak. Wheel rim cracks:
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