Quick Answer: Why Is My Tire Pressure Light On When My Tires Are Fine?

Why is my tire pressure light still on after filling tires?

If your tire pressure light stays on even after you’ve added the correct amount of air to the tires, you’ll need to reset it.

If your TPMS light remains on after inflating the tires to the proper pressure, try these steps: Drive the car at 50 mph for about 10 minutes..

Is it OK to drive with the tire pressure light on?

No, driving with the TPMS Light on is not safe. It means one of your tires is underinflated or overinflated. … This can cause undue wear on the tire, potentially lead to a tire failure, and cause a blowout dangerous to you and other drivers on the road.

How do I know if my tire pressure sensor is bad?

If the light stays on, you should have us check your tires for a leak or another issue that may not be immediately visible. If the tire pressure is stable, then it could be a bad sensor. It’s safe to drive, but you cannot count on the TPMS sensor to alert you to a problem.

Will TPMS light come on if tires are overinflated?

If your tires are under- or over-inflated, the TPMS activates a warning light on your dashboard. When the light is steady, it means you need to have your tire pressure checked. When the light is flashing, it means you need to have your TPMS checked.

What’s the lowest your tire pressure should be?

20 pounds per square inchIf you have standard passenger tires (ninety percent of vehicles do) the lowest tire pressure you can generally drive with is 20 pounds per square inch (PSI). Anything under 20 PSI is considered a flat tire, and puts you at risk for a potentially devastating blowout.

Why wont my TPMS light go off?

If you’ve inflated your tires to the proper air pressure, but the warning light stays on, you may have a leak or there’s a problem with the TPMS in one or more of your tires. It’s simple enough to check if there’s a leak in a tire. Just use your tire gauge to recheck the air pressure in all your tires.

Where is the TPMS reset button?

The tire pressure monitor reset button is usually located beneath the steering wheel. If you are unable to find it, refer to your vehicle’s owner’s manual. Inflate all tires to 3 PSI over their recommended amount, then deflate them completely.

What if my tires are overinflated?

Overinflated Tires Wear Out Your Tires Faster & Unevenly When your tires have too much air it causes the center of the tread to bow out and wear first. Because of this you will need new tires more often and have a less than comfortable ride.

Is 40 tire pressure too high?

Higher pressure generally is not dangerous, as long as you stay well below the “maximum inflation pressure.” That number is listed on each sidewall, and is much higher than your “recommended tire pressure” of 33 psi, Gary. So, in your case, I’d recommend that you put 35 or 36 psi in the tires and just leave it there.

Can cold weather cause low tire pressure light to come on?

Winter Tire Pressure Temperature changes overnight or from cold winter days can affect your tire pressure. This can cause the low-pressure indicator to appear. … The light may shut off on its own after you drive 20 minutes or so, as the air in your tires warms and expands and proper inflation level stabilizes.

Can you turn off TPMS system?

You can put a small piece of black electrical tape over the light. Easiest way to disable it is to remove the wire from pin 2 (red highlight) and put it in the empty place of pin 6 (blue highligh). This will completely disable it and you will no longer have the light illuminate on the instrument cluster.

How do you fix TPMS malfunction?

How to reset tire pressure lightMake Sure You Have the Correct Pressure. Before you try to reset your TPMS light, you should always make sure that you have the right tire pressure in your vehicle. … Use the Car’s TPMS Reset Button. … Drive at 50 mph. … Remove and Re-Connect the Car Battery. … Use a TPMS Reset Tool for Your Vehicle.

How long can you drive with TPMS light on?

If the TPMS Light flashes for 1 to 1.5 minutes after you start your car, then remains on, this means the system is not functioning correctly. A mechanic should look at your vehicle as soon as possible. If you do need to drive, be careful as the TPMS system will no longer alert you of low tire pressure.

How much does it cost to reset TPMS?

The service kit costs $5-$10 per wheel on most vehicles. A special TPMS tool and additional time are also needed to check and reset the sensor system. In the event pressure sensors need to be replaced, the cost ranges from $50-$250 each depending on vehicle type.