And in most cases, the key fob must be inside the vehicle in order to get the motor running.Īmong other advantages, these systems are designed to help deter break-ins and vehicle theft. For added insurance, some designs require you to flick or rotate a switch before pressing the start button. Pre-start safety checks by the car's computer ensure that the vehicle is in park and that your foot is on the brake before allowing the engine to start. Keyless ignition systems contain safeguards to ensure that your car doesn't spring to life at the wrong time. It can be particularly helpful for drivers with arthritis or other disabilities that impede their ability to grip and turn a key. Still, the convenience factor is a selling point for many car shoppers. And, in addition to keyless ignition, most systems also include keyless entry, allowing you to enter the car without inserting a key or hitting a button on the fob.Įven though keyless ignition has become widely available, even on affordable vehicles, these systems haven't yet reached the status of automotive necessity, as have power windows and door locks. Shutting off the motor is just as hassle-free: Simply press the start/stop button. The fob transmits a unique low-frequency signal to the car's computer system, which then validates that the correct signal has been sent and allows you to push a button on the dashboard or console to start the engine. Keyless ignition systems come with a fob that you can keep tucked away in your pocket, purse, briefcase, or anywhere in close proximity to the receiver inside the vehicle. If you don't have it yet, how does keyless ignition work? Do you need it on your next vehicle? And, perhaps more importantly, is there a downside to this technology? By 2018, it was standard equipment on 62 percent of vehicles sold. ![]() Keyless ignition has become increasingly common in cars: In 2008, keyless ignition was standard on 11 percent of the vehicles sold in the U.S. The Mercedes-Benz S-Class is generally recognized as the first mass-produced car with keyless ignition, followed by models from Acura, Cadillac, Lexus and Rolls-Royce. Keyless ignition systems first began appearing on production cars in the late 1990s and early 2000s, and like many tech and convenience features, they were initially available only on luxury models and other high-end vehicles. ![]() Whatever it's called, this feature allows you to fire up your car's engine without fumbling for a key in your pocket or purse. And one automotive amenity that's gaining popularity is the keyless ignition system, also known by such names as keyless start, keyless push-button start, intelligent key and smart key. We're living in an age when convenience is king.
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