On your key chain there is a miniaturized computer system that you use every day. It's the little electronic key fob that opens your car door. We take these key fobs completely for granted, but they ...

Modern cars have swapped regular keys for key fobs, and most of them use a CR2032 button cell battery. How can you tell if it's weak? How long do they last?

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 ...

A key fob, also called a keyless entry remote or keyless transmitter, controls your vehicle’s locks, trunk and alarm from a distance. Every key fob must be programmed to connect with a vehicle before ...

A top global cybersecurity expert says the threat of car theft now is greater than ever and urges taking simple precautions to prevent car owners from becoming victims of tech-savvy criminals. Thieves ...

Q We have a 2010 Nissan Murano with 43,000 miles. Both key fobs work sporadically to open the car. Most of the time, we have to insert the fob into the dashboard key slot to start it. The batteries in ...

Locked out? Discover how to find your car's physical emergency key, bypass the push-to-start ignition, and get back on the road when your key fob battery dies.