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Toyota Keys and Transponder Keys There was a time when Toyotas used traditional keys made of metal to unlock the doors and start the engine. However, times have changed and now many vehicles utilize key fobs for the job. If you own a Toyota that requires a key fob, it's crucial to know the different types available and how they function. Transponder Keys Transponder keys are one of the most popular types of car keys. They utilize a microchip to communicate with the vehicle's computer system and transmit an individual security code. They are designed to resist unauthorised entry, which is the reason they are difficult to duplicate. They also cost more than normal keys. Here's a quick overview of how they function. Typically, transponder keys are made with a plastic piece that houses the microchip. The chip looks like the normal key, but it is slightly larger than a conventional key because it has to house the microchip. The plastic piece is attached to the key's base and is evident when you look at it with a close eye. The chip transmits a security code to the computer onboard the vehicle, which is then compared with an immobilizer system. If the codes match, same, the engine will begin. If not the onboard computers stop the car from starting, making it nearly impossible for thieves to wire the car. While this technology isn't completely foolproof however, it makes it harder for thieves to steal cars. It's also beneficial for drivers who don't want to risk losing their keys inside their car. However, there are ways for thieves to get around this security feature. Whatever type of key you have regardless of the type, you must be aware of the possible dangers that come with them. If you're worried about someone stealing your car, you should consider switching to a transponder type key or getting a proximity key. These keys are more secure, however they are more expensive and require an expert to program them. They're also not compatible with all cars and therefore it is recommended to consult a locksmith before you purchase one. In addition, you'll need to give the locksmith the information about your vehicle, including its model and make. This will allow them to identify the right key for your vehicle and then program it accordingly. Key Fobs A key fob, also known as a remote control is a small device that can be used to open the doors of your vehicle and trunk and to start the engine. It also houses the panic button which can be used to contact your vehicle's emergency response system when you're involved in an accident or are in danger. Contrary to metal keys that are physical, key fobs use radio frequency technology to communicate with your vehicle. A specially-designed receiver on your Toyota's dashboard picks up the signals sent by your key fob, and decodes them to open the doors or start the engine. A rolling code is generated every when you push the fob's button, making it very difficult to clone or replicate the signals. The rolling codes also prevent hacking since the sequence of codes are always changing and cannot be recorded and replayed. Most newer Toyotas include key fobs that have the “find my car” feature. This will send a signal to your vehicle whenever you come within range of the fob, allowing you to locate your car even if you've lost it. This is useful if you are trying to locate your car in a busy parking lot or street. Many drivers like to have an additional key fob to use as a back-up in case one fails or gets damaged. Our parts department will be able to identify the correct fob and order it on your behalf if you require replacement for your Toyota. We can also walk you through the steps of synchronizing the new fob to your vehicle. The fobs are made to last, but they will eventually wear out. Extreme temperatures, repeated drops, or other environmental factors may cause this. It may be time to replace your key fob if observe obvious signs of wear. A dead battery is the most frequent reason for keys not working. You can purchase a brand new battery from any hardware store or big-box retailers in Lakeland. It should cost around $10 or less and only take a few minutes to install. You should also follow the steps in your owner's manual or YouTube videos to help with this process. Smart Keys Keys Many Toyota owners enjoy the convenience of having an intelligent key for their vehicle. This system takes keyless entry technology a step further, allowing you to start and open your vehicle remotely without having to insert the key into the ignition slot. Smart keys communicate with your Toyota using radio-frequency identification (RFID). When you place your key fob in the range of the antenna, it sends an encrypted rolling code that is verified and recognized by the computer in your vehicle. This prevents unauthorized users from gaining access to the trunk and doors of your car without authorization. You can unlock your Toyota by using this smart key by placing it next to the front passenger or driver's door handle. The smart key will send a signal that will activate the puddle or courtesy lights, if equipped, as well as the keyless entry system. After that, you can use the button on your smart key to start your engine and drive off from the parking lot. Some smart key systems allow you to lock your Toyota by touching the door handle. In this case the vehicle will automatically shut your trunk and doors when it detects the smart key. Then, you can use a different button to remotely close the doors and trunk. Certain models let you push the lock button when your Toyota is in park to turn off the puddle lights or courtesy lamps making it harder for thieves to steal your vehicle. Certain smart keys also save your settings for driver profile including climate control, seat position and more. When you enter your vehicle it will automatically adjust to your preferences. This feature is ideal for those who have multiple drivers in your Toyota and want to ensure everyone is at ease. But, it's important to remember that this kind of smart key can also be hacked by hackers with advanced technology. It is still important to keep your key fob up-to-date and to keep the battery. Earnhardt Toyota's team will help you select the right smart key for your requirements. Lost Keys Losing your keys is among of the most frustrating scenarios. It's not uncommon to put your keys somewhere and then forget where they are if you're rushing or distracted. This can create a lot of stress when you're in a hurry and need to go somewhere but your keys aren't on the table. There are some steps you can take to prevent losing your keys and ruining your day. The most obvious way to avoid a key being lost is by keeping an extra. It's a good idea to keep the key in a secure place so you can find it when needed and this is typically easiest if it has a bright color or some kind of distinctive marking that helps it stand out. Another alternative is to use a bluetooth key tracker, like the Toyota Key Finder, which can be paired with your phone so you can hear it beeping when you need to locate it. There are apps available that can help you locate your smart key by using the GPS on your phone. This is a useful device to have if are the type of person who often loses keys, however it's not a perfect solution because it will only work if your phone is turned on and within range. A professional locksmith or dealer will usually be able to replace your regular key fairly quickly. They will need some information regarding your vehicle, such as the model and make and identification documentation to verify ownership. You may need to take additional steps to replace a transponder key. For G28 might need to reflash the engine control computer, which requires replacing the existing database with a new one. This can be accomplished by a qualified locksmith or dealer.