How to Tell if My Run-Flat Tire Is Out of Air or Punctured

Run-flat tires are designed to allow you to continue driving even after a puncture. However, they can still lose air over time, so it's important to know how to tell whether your tire is out of air or punctured.

Out of Air

  • The tire will be visibly flat or deflated.
  • The tire will not hold air when inflated.
  • You will not hear any air escaping from the tire.

Punctured

  • You will see a puncture or hole in the tire.
  • The tire may be slightly deflated, but it will still hold air when inflated.
  • You will hear air escaping from the tire.

Other Ways to Tell

  • Check your tire pressure monitoring system (TPMS). If the TPMS is activated, it will indicate that the tire is low on air.
  • Use a tire pressure gauge to measure the tire pressure. If the tire pressure is below the recommended level, it is likely out of air.
  • If you are unsure, take your car to a mechanic for a professional diagnosis.

Possible Causes

  • A nail or screw in the tire
  • A cut or tear in the tire
  • A faulty tire valve

Relevant Questions

  1. Can I drive on a run-flat tire with a puncture?
    • Yes, but you should get it repaired as soon as possible.
  2. How long can I drive on a run-flat tire?
    • Typically up to 50 miles at speeds below 50 mph.
  3. Do run-flat tires have a spare tire?
    • No, they do not require a spare tire.
  4. Are run-flat tires more expensive than regular tires?
    • Yes, they are typically more expensive.
  5. What are the benefits of run-flat tires?
    • They allow you to continue driving after a puncture, preventing a flat tire from stranding you.

Related Hot-selling Products

  • Michelin CrossClimate 2
  • Bridgestone Potenza Sport
  • Goodyear Assurance WeatherReady
  • Continental ExtremeContact Sport
  • Pirelli P Zero Nero GT

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