What Does the TPMS Light Really Mean?

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closeup of a car tire While many drivers overlook the TPMS light on their dashboard, it's one of the most important indicators for your safety and vehicle performance. The Tire Pressure Monitoring System is designed to alert you when one or more of your tires are underinflated. Some might think it's not a big deal if the tire isn't completely flat, but ignoring this warning can lead to serious consequences.

What Does the TPMS Light Really Mean?

The TPMS light usually appears as an orange symbol resembling a horseshoe with an exclamation mark. It’s a clear signal that something is wrong with your tire pressure. But did you know that the behavior of the light can tell you more about the issue? Here's what each situation might mean:

  1. Steady Light: If the light remains on continuously while driving, it means at least one of your tires is underinflated. This is the most common scenario and should be addressed as soon as possible.
  2. Flashing Light: A flashing TPMS light could indicate a system error or a faulty sensor. In such cases, it's best to have a professional check the system to avoid misinterpretation.
  3. Intermittent Light: If the light turns on and off randomly, it may be due to temperature changes. Cold weather can cause tire pressure to drop, while heat can cause it to rise, leading to false readings.

If you notice the TPMS light, you can quickly check your tire pressure using a gauge from a gas station or a portable pump. Always make sure to inflate your tires to the recommended levels found in your vehicle’s manual or on the driver’s side door jamb.

Why Low Tire Pressure Matters

Low tire pressure doesn’t just affect how your car feels on the road—it can impact your safety and fuel efficiency. When your tires aren’t properly inflated, several issues can arise:

  • Increased wear on the tire treads, shortening their lifespan
  • Reduced handling and control, especially during sudden maneuvers
  • Decreased load capacity, which can be dangerous when carrying heavy loads
  • Lower fuel efficiency due to increased rolling resistance
  • Less grip on wet roads, increasing the risk of hydroplaning
  • Potential tire failure, which can lead to accidents

Ignoring the TPMS light can lead to costly repairs or even dangerous situations. Regular checks and proper inflation are simple steps that can save you time, money, and stress in the long run.

When it comes to car maintenance, it's always wise to rely on professionals who understand the ins and outs of your vehicle. At DaSilva’s Auto Body Shop, we offer expert tire inspections and a wide range of automotive services. Don’t wait until something goes wrong—schedule a check-up today and keep your car running smoothly and safely.

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