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

A Tire pressure monitoring system or TPMS sensors can be found on many modern vehicles. However, many new tires don't have them anymore. Here's why.

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

The sensor mounts inside the tire and wirelessly transmits warnings about over- or under-inflation to the vehicle.

Driving around, the sensors in the tires will be able to infer how rough or irregular the asphalt is, via some clever algorithms. That's only one part of it, however.