Your key fob contains a hidden mechanical key blade that unlocks your car when the battery dies, plus backup engine start ...

That little remote packs a whole lot of power. Here's what you never knew about that humble key fob dangling from your ...

Like anything powered by a battery, a car key fob can die—often at the worst time. Here’s how to change the battery in your key fob quickly and safely. Physical keys used to be standard, but today’s ...

If you think you can go to any hardware store to have a new car key cut for a few bucks, you’re still living in the 20th century. Nowadays, when you lose a key or need an extra, you’ll probably have ...

You may know the signs of a key fob with a bad battery: having to press the button multiple times or getting close to the car for activation to kick in. Sometimes the functions engage, and at other ...

How Does Your Key Fob Work? The key fob uses wireless technology with a frequency of 433 MHz. There are receivers/transmitters on the vehicle and the key, so they can communicate with each other. This ...

Traditionally, drivers had only a metal key to start their vehicle, which made it impossible to venture off without it. However, it was the 2003 Mercedes-Benz that became the first to offer starting ...