Learning how to change the battery in a Toyota key fob isn't difficult. Whether you have a new or old model, we'll show you how to do it step by step.

How exactly do you swap out the battery on your key fob? In this piece, we’ll walk you through how to change the key fob battery for a specific vehicle - the Toyota Prius. Read on to learn more.

If you're looking to pick up a new key fob, or repair one, you might wonder how long programming it takes and whether or not you can do it yourself.

If a metal key also is included, it will have to be cut by a locksmith or dealer. If you can’t do it yourself, contact a dealership to find out how much it will cost, including programming.

Toyota Prius 2004 - 2009 Before we start, it is essential to know which generation of Toyota Prius you own. If you own a Prius built between 2004-2009, the key fob used is different from the one that ...