Changing the battery in a current Mazda 3’s key fob is a simple job once you know the process. Start by locating the small button on the back of the key near the silver metal key ring lug, and ...

Most drivers discover their key fob battery is failing at the worst possible moment: standing in a parking lot, pressing the unlock button repeatedly with no response. But modern vehicles are designed ...

Replacing the CR2025 key in Mazda's is fairly simple. There is a small slide on the back of the key fob, which you hold open and then pull out the silver loop top section of the key. With a thin ...

Like anything powered by a battery, a car key fob can die—often at the worst time. Here’s how to change the battery in your key fob quickly and safely. Check your battery type. Most fobs use small ...

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 ...

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?

DEAR CAR TALK: I have a 2012 Toyota RAV4 with keyless entry and keyless ignition. If the battery in the key fob dies, and I’m not at home where I can grab the spare key, how do I start the car? – Rich ...

Newer cars come with a key fob of some sort, whether as a separate device attached to your keyring with buttons to lock and unlock your car, or integrated into the key itself. These fobs send a ...