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 ...

If you own a Prius built between 2004-2009, the key fob used is different from the one that comes with a Prius built in 2010 or later. In the case of the 2004-2009 Prius, the procedure to change the ...

You can then replace it with the new battery. The Tesla Model X key fob takes Panasonic CR2354 3V Lithium Batteries. You’ll want to get one of those specific models in order to replace your ...

Locked out of your car because your key fob battery died? Learn step-by-step how to unlock your vehicle, start it with a dead key fob, and prevent future lockouts with this essential guide.

Understand What an Immobiliser Does An immobiliser is an electronic device built into most modern cars. It requires a coded ...

The keyless car is a marvel of engineering. But how is it that they can start even when the battery in your key fob goes dead? The answer lies in science.