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 ...

The modern key fob is a clever and convenient way to unlock and lock your car, and in many instances, key fobs do far more ...

Wallet. Cell phone. Car keys. That’s the mental checklist many of us go through before we leave the house. But don’t you hate it when you approach your car, click the unlock button and nothing happens ...

Once upon a time, a long, long time ago, you needed to put an actual key into a car's door lock to get in. Today, the doors of most modern cars are unlocked by pressing a button on the key. In some ...

TAMPA, Fla. (BLOOM) — You’re rushing to work, the gym, or the grocery store when it happens — you press your key fob, and nothing. No clicks, no unlock, no start. If your car key fob battery has died ...

The Car Doctor recommends using a jump-pack as a memory saver when changing a car battery instead of a battery charger. A weak key fob battery can cause issues with restarting a car but should not ...

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 ...