What causes a low tire pressure warning light?

What causes a low tire pressure warning light?

1. “Low Tire Pressure” Warning Light If the low tire pressure warning light is on in your vehicle—the warning light with the icon of a tire with an exclamation point in the middle—the most likely cause is low tire pressure. This warning light could be caused by any of these:

What does it mean when your TPMS warning light is on?

So check your tires carefully. If your vehicle has a TPMS, it’s probably monitoring the pressure in your spare tire. Therefore, if you get a low tire pressure warning light, and if you’ve checked all four tires that are touching the ground, than you might need to put some air in the spare.

What should I do if my tire pressure is low?

If a tire has low pressure, the dashboard TPMS light will illuminate. It may flash or stay on. If you see this while you’re driving, pull over as soon as it is safe to do so, and check the tire pressure on all wheels. Fill each tire to the pressure specified in the manual or the information panel on the inner door jamb.

Where is the tire pressure light located on a car?

As discussed earlier, the TPMS is located on the rim of the tire. Thus, there are chances that this electronic box gets damage during the tire change process. So, whenever you are going for a car’s tire change, do check the pressure light there and then.

How do you turn off low tire pressure light?

Put the key in the ignition and turn it to the “on” position, but do not start the car. Press and hold down the reset button (sometimes located under the steering wheel) until the low-pressure light blinks three times. Release the button.

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.

How do I get my low tire pressure warning light to turn off?

Turn the ignition key to “ON”. If the low tire pressure warning light comes on, push the reset switch for a few seconds and make sure the warning light goes off. Push and hold the reset switch until the low tire pressure warning light blinks three times.

Can the “low tire” light be reset?

The low tire pressure light on your car (also known as the TPMS light) should turn off when you have filled your tires to the proper pressure in terms of PSI (pounds per square inch). Sometimes, however, it just doesn’t work. The light doesn’t always reset , and that can leave you with an annoying orange light or-with some newer vehicles-a constant message on your display that your tire pressure is low.

When does the yellow light go on on a TPM?

In most cars with TPMS, that little yellow light goes on whenever one of your tires gets below 25% of its standard pressure. While that sounds fine, it’s a pain the ass in practice.

What’s the best way to reset a low tire pressure light?

Probably the easiest method is to drive about 10 miles at 50 mph. Use the cruise control to keep the speed constant. Some vehicles reset the sensors at higher speeds than others. Shut off the car.

What to do if you get a tyre pressure warning light?

If you’ve tried all of the above and you’re still getting a warning light, it is well worth taking your car to a reputable dealership to have the tyres checked out by a professional.

What does a low tire pressure warning light mean?

The wheel sensor requires replacing (in an Indirect Tire Pressure Management System). In an Indirect system, if the wheel sensor has gone bad, the ABS Warning Light also illuminates. In each case, it means the vehicle needs to go to a certified mechanic. The mechanic can detect and patch the leak or replace the tire.

What to do when your tire pressure light comes on?

One or more of your tires has dangerously low pressure. Here are a few scenarios: If you start your vehicle and the TPMS light stays on, don’t drive it. Shut the vehicle off. If you have a system that tells you which tire is affected, get your tire gauge out of the glove box and check that tire’s pressure.

Why is my TPMS warning light on my spare tire?

Don’t Forget The Spare. If your vehicle has a TPMS, it’s probably monitoring the pressure in your spare tire. Therefore, if you get a low tire pressure warning light, and if you’ve checked all four tires that are touching the ground, than you might need to put some air in the spare.

How can I tell if my car is losing tire pressure?

Your car’s computer constantly analyzes this data, and can instantly identify the changes in tire size that are caused by a loss of tire pressure. If the computer notices a significant change that translates to a pressure loss of 25% or more, it will trigger the warning light and sound.