Learn when TPMS sensor replacement is needed, how sensor modes work, and tips for troubleshooting signal issues in the shop.

Tire pressure sensors are a key part of ensuring drivers stay informed about the condition of this crucial piece of automotive equipment.

Q: My tire pressure monitor light is constantly on for one or more of the original tires on my 2009 Subaru Impreza with 40,000 miles. We love the car and plan on keeping it as long as possible. My ...

But since most of the labor involves removing the tire from the wheel, it’s silly to not just replace the whole sensor, which comes with a new battery. And $85 is about the right price for the job.

Or, if it’s a different sensor, you can have them replace that broken sensor, and see if you can guilt them into giving you a break, because they probably damaged it when changing the tire.

When [upir] saw that you could buy tire valve stem caps that read pressure electronically, he decided to roll his own Tire ...

Many direct systems can display the actual pressure in each tire. The indirect type uses antilock brake sensors to detect wheel speed.

It’s becoming more and more common for new cars to have air pressure sensors built into the wheels, so that drivers can receive real-time air pressure readings for each tire. So, why don’t ...