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Toyota Keys and Transponder Keys Toyotas used to use traditional keys made of metal to unlock doors and also start the engine. But times have changed, and many cars now use key fobs to do the job. If you own a Toyota that requires a key fob, then it's important to understand the different types available and how they function. Transponder Keys Transponder keys are one of the most popular kinds of car keys. They use a microchip to connect with the vehicle's computer system, and transmit an individual security code. They are designed to ward off unauthorised entry, which is the reason they are difficult to duplicate. They're also more expensive than normal keys. Here's a quick explanation of how they function. Typically transponder keys are constructed using a plastic component that houses the microchip. The chip appears like an ordinary key, however it's slightly larger than a traditional key because it has to hold the microchip. The plastic part is visible when you take a close look at the key's base. The chip transmits an immobilizer code to the onboard computer of the vehicle. If the codes match, the engine will start. If the codes don't match, the computer onboard will stop the vehicle from starting, making it almost impossible for thieves to wire the vehicle. Although this technology isn't foolproof but it makes it harder for thieves to rob cars. It's also beneficial for drivers who want to avoid accidentally locking their car keys inside their car. But, there are ways that thieves can try to circumvent this security feature. It's crucial to understand the risks associated with each type of key. If you're worried about someone stealing your car, you should consider switching to a transponder type key or a proximity key. These keys are more expensive and require professional programming. They're also more secure but are more expensive. They're also not compatible with all vehicles which is why it's a good idea to speak with a locksmith prior to you buy one. You'll also have to provide the locksmith information about your vehicle, including model and make. This will allow them to identify the right key and program it accordingly. Key Fobs A key fob, also referred to as a remote control is a small device used to open your car's doors, trunk and start the engine. It also houses the panic button which can be used to notify your vehicle's emergency response system in the event of 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 specialized 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 each when you press the fob's button making it difficult to duplicate or copy these signals. The rolling codes also stop hacking because the code sequence is always changing and cannot be recorded and replayed. The majority of newer Toyotas include key fobs that have a “find my car” feature. It will send a message to your car when it is within range of your key fob. This can be helpful if you're trying to find your vehicle in a parking area or on a busy street. Many drivers like to have an additional key fob to use as an emergency backup in case one fails or gets damaged. If you're looking to purchase a new fob for your vehicle, our parts department can help identify the right fob for your particular Toyota and purchase it for you. We can also guide you through the steps of synchronizing the new fob with your vehicle. While a Toyota fob is designed to last but it will eventually suffer wear and wear and. Extreme temperatures, repeated drops or other environmental factors may cause this. It may be time to replace your key fob if notice obvious indications of wear. A dead battery is the most frequent reason for keys not working. You can buy a new battery at any of the hardware stores or big-box retailers in Lakeland. It should cost $10 or less, and takes only some minutes to install. You can also follow the instructions in your owner's manual or YouTube videos to help you in this process. Smart Keys Toyota drivers love the convenience of a smart key. This system takes keyless technology a step further and lets you start and shut down your car from anywhere. Smart keys utilize RFID, also known as radio-frequency identification to communicate with the built-in antennas of your Toyota. When you place your key fob in range, it transmits an encrypted rolling code that is analyzed and confirmed by the computer in your vehicle. This prevents unauthorized access to your car's trunk and doors. You can unlock your Toyota with this smart key by placing it next to the front passenger or driver's door handle. It will send a signal which activates the puddle or courtesy lights when they are on, and allow you to use the keyless entry features. Then, you can utilize the smart key button to start the engine and exit the parking lot. Certain smart key systems let you to lock your Toyota by simply touching the door handle. In this case the car will lock your doors and trunk when it detects the smart key. After that, you can press another button to remotely close the doors and trunk. Certain models allow you to press the lock button when your Toyota is in park to disable the courtesy lights or puddle making it more difficult for thieves to steal your car. Some smart keys can also save your driver profile settings for temperature control, seat position and more. Each time you get into your car, it will automatically adjust your settings. This feature is ideal for those who have multiple drivers in your Toyota, and want to ensure everyone is comfortable. However, it is important to keep in mind that this type of smart key may also be hacked by hackers with advanced technology. It is important to upgrade your key fob and keep the battery. Our team at Earnhardt Toyota can help you select the right smart key for your needs. Lost Keys One of the most frustrating things that can occur is losing your keys. It's normal to forget where you put your keys, especially when you're in a hurry or distracted. Unfortunately, this can cause a deal of stress when you have to go somewhere but your keys aren't to be found. There are a few ways to ensure that you don't lose your keys, which can ruin your day. The idea of having a spare key on hand is the most obvious way to avoid the loss of a key from becoming a major issue. It's a good idea keep the key in a secure place where you can locate it when you need it and it's usually most effective if it's a bright color or has some sort of distinctive marking that helps it stand out. You can also use a bluetooth tracker, such as the Toyota Key Finder that can be paired to your phone to alert you when you need it. If you have an intelligent key there are apps you can download to help you find it by using the GPS on your phone. This is a useful tool to have if you are the type of person who frequently loses their keys, but it's not the perfect solution as it will only work if your phone is powered on and within range. If you have a standard key, you are able to replace it quickly by an experienced locksmith or dealer. To verify ownership, they'll need information about your car like the model and make. They might also require identification documents. If toyota car key replacement G28 own transponder chip keys, it could require additional steps to replace, for instance, having the engine control computer reflashed, which involves over-writing the database of keys with new data (similar to formatting your personal computer). This can be done by a licensed locksmith or dealer.