We may receive a commission on purchases made from links. For the sake of convenience, the battery in your car's key fob is designed to last a fairly long time, usually up to around four years. The ...

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 ...

Q. I have a 2005 Honda Civic and the remote key fob has partially stopped working, but the power lock buttons work fine. When I press the "unlock" button on the fob, the doors unlock. But when I press ...

Q: Many new cars are equipped with key fobs that never have to be touched to unlock, lock or start the car. I have several friends who park in their attached garages and never take the fob out of the ...