In this primer on how to replace a car key fob, Consumer Reports says getting another high-tech key fob can be a pricey proposition.

These days, even with a precision cut key, most vehicles won’t start without the presence of the proper computer chip. As a matter of fact, some cars no longer require you to insert the key at all. An ...

Some key fobs have many features built in that owners may not even be aware of. Here's our guide to hidden key fob features.

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.

She shows us that her 2025 Ford Explorer refuses to start via the standard brake/push button ignition steps, with the vehicle’s pre-start accessory mode popping up on the instrument panel.

Push-button start key fobs protect your vehicle against theft. By ensuring that the ignition doesn't start until it receives a signal from its paired key fob, a keyless ignition system bars entry ...

New key fobs must be programmed with codes that the vehicle has to read before it unlocks the door or allows starting the engine.

Place the key fob directly on or near the sensor. Even without power, the fob can still be detected using passive RFID technology. Press the brake (or clutch) and push the start button.

Whether you think it's a cool feature or a dumb one—or both—the 2024 Ford Mustang is now available with a key fob that lets the user remotely rev the engine, thus the name: Remote Rev.

If you have a key fob and have ever been curious about the circle arrow button and its function, here's what it means.

Cars have 'secret button' that starts engine even if your key fob dies Around 60 per-cent of drivers with push-button start systems had no idea their car had a hidden emergency start feature.