How does the car know the tire pressure?

How does the car know the tire pressure?

Your vehicle’s direct TPMS uses a sensor located in the wheels. It measures the air pressure of each tire. If the pressure drops 25 percent below the recommended air pressure, the TPMS will be triggered and you will see the vehicle’s warning light on the dashboard.

What does the low tire pressure light mean?

When the car starts, the TPMS light will normally illuminate for a second or two. This indicator often looks like a tire viewed from the front with an exclamation point inside it. Sometimes it will simply say “TPMS”. If a tire has low pressure, the dashboard TPMS light will illuminate. It may flash or stay on.

When to check tire pressure with the TPMS?

While every time you start the car and the pressure light turns on and stays lighted, this means the TPMS is not functioning properly. However, before consulting the mechanic regarding this issue, do check the tire pressure. If the tire pressure is fine, the TPMS needs to be repaired. 2. Extreme Cold Weather

What to do if your tire pressure is low?

To avoid this, cancel and sign in to YouTube on your computer. An error occurred while retrieving sharing information. Please try again later. Next step in the process is to press the located button for three seconds. Once the light blinks for three times on the dashboard, this means the TPMS is reset.

What does it mean to measure tire pressure?

TPMS – Equipment to Measure Tire Pressure. TPMS here stands for Tire Pressure Monitoring System, which is an electronic box fitted on the rim of the tire. Its main function is to generate the tire pressure information for the car’s computer system.

What does too low tyre pressure lead to?

Low tire pressure can cause a blowout. Anyone who has ever had the misfortune of suffering a tire blowout knows how traumatic it can be. When air pressure gets too low, the tire’s sidewalls flex more, and heat builds up within the tire.

What does the low tire pressure warning light mean?

This is a low tire pressure warning light. It means pressure is low in one of your tires . The NHTSA (National Highway Traffic Safety Administration) regulations state that the low tire pressure light indicator must come on when the tire pressure drops 25% below the listed recommended inflation pressure.

What are the dangers of low tire pressure?

Tire failure is one of the biggest dangers of low tire pressure. When the surface of the tire contacts the road more than it should, the friction increases. Friction caused additional heat, which can further cause the tire to blow up or the tread to separate.

Is it bad to drive with low tire pressure?

Low tire pressure not only lowers gas mileage, it can be dangerous on the road. Tires inflated below the manufacturer recommended air pressure overheat and can break down chemically at high speeds, which can cause a blowout and an accident. Driving with low tire pressure is strongly discouraged.