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Why a Replacement Key Fob Isn't Always a Good Idea The cost of replacing car keys is expensive. And once they stop working, you have to pay the dealer if you want a replacement. There are cheaper ways of changing the programming of a keyfob and you can avoid the dealership. A number of local stores offer the tools and technologies you require to save money. How to Replace a Key Fob Key fobs for cars today are more than just a way to unlock doors and start the engine They can also serve as a handy device as well as a theft deterrent. In the process, they're often subject to greater wear and tear than keys that did not have remote functions. A key fob's battery can be changed to resolve problems that are intermittent, but a faulty receiver or other serious problems may require a replacement. Key fobs' buttons are used to turn on windows and trunks, lock trunks down rear windows, or turn on alarms. The fob is equipped with an RFID chip that communicates with the car's computer. The internal circuit board connects the fob's buttons to the chip. If the connections wear out replacement of the battery may not restore functionality. If you're not comfortable repairing your car fob or don't have the proper tools an automotive locksmith can repair the fob with a new one and program it for your specific vehicle. These experts can also reprogram existing fobs if they're not working. Check your car's manual before you begin to determine if an auto dealer is the best alternative or if other options are available. Certain aftermarket keyfobs work with many vehicles, but may not come with all the features and looks that your car requires. If you want to be sure that you are getting the most effective product at a reasonable price, go with a vendor that offers a guarantee or a money-back guarantee. Take a photograph of the inside of the key fob before you remove it's battery. This will help you identify which components you need to replace. Open the case with care; too much pressure may cause it to open and scatter key fob pieces throughout your living space. After you've replaced the battery and reassembled the key fob, test its functionality to make sure it works properly. Press how to get replacement key fob for car until you hear the sound of car locks turning. This indicates that the key fob has been successfully programmed. Repeat the process to program any additional fobs. Aftermarket key fobs There are alternatives for those who require a replacement car key fob, but don't want to shell out the cost of buying a new car from a dealer. It is important to confirm the compatibility prior to purchasing these fobs from a third-party seller or online retailer. Incompatible fobs might not communicate with the system of the vehicle, causing it to malfunction. This could range from locking and unlocking doors to not starting the engine. Certain aftermarket fobs are made in China and feature low-quality components that can quickly wear out or break. This is particularly relevant if the fobs are subjected to extreme temperatures or if they are frequently used. It's also important to know that aftermarket keys can be a challenge to program even when a professional locksmith is familiar with the specific model and type of your vehicle. Look for fobs manufactured by a trusted manufacturer and with a guarantee to protect against defects or other problems. Most reputable automotive locksmiths have the tools to program new keys and fobs for the majority of cars that travel. They can determine the right match by looking over the fob that was previously used, or searching for the unique serial number of a key. This is usually engraved or printed on the blade of the key. Once they have the proper hardware, most locksmiths for automotive can complete the installation within a matter of minutes which makes it a great alternative to hiring a dealership to do the same task. Consumer Reports recommends consulting your owner's manual, which will help you determine the correct key fob to fit your vehicle. You can also search the internet for the model number of a key fob to narrow down your choices. Once you've found a suitable fob, you can purchase it from an online retailer or a local automotive locksmith. Yu from CR says that it's important to note that a lot of European vehicles require a dealership visit because they use rolling code encryption that can only by programmed at the carmaker's location. However some independent auto parts stores say they'll program new key fobs bought from an online retailer that is a third party as long as the driver is willing to pay for their costs for labor in the event that the new fob doesn't work properly. Dealership Key Fob Replacement A dealer may be able to provide the replacement fob at less than a locksmith, or even an online retailer. However, the price offered by a dealer also includes the cost of programming the new fob with your vehicle, which requires specialized equipment that not all locksmiths have on hand. If your car's computer doesn't recognize the new key fob, then you'll need to take it back to the dealer for further diagnostics. A replacement key fob purchased from the dealership could cost you up to $350 or more, not including the cost of key-cutting and programming. You can save these charges by replacing the battery in the current fob, which is usually quite simple. Certain fobs can have two batteries, so you don't need to pay for a locksmith or drive your vehicle to a service center. Car keys and key fobs in many hardware and big-box stores and specialty automotive parts retailers like Ace. The price of the key fob is usually affordable however you may have to purchase batteries that are new, depending on the make and model. Some automakers also offer smartphone apps that let you open and start your vehicle. These apps are a great alternative to replace your key fob if it fails or gets lost. Replacing a car key fob can be expensive, but it is an investment in the safety and convenience of your vehicle. If you decide to go with a dealer or a locksmith, or an online shop, it's important to explore all your options so you can find the right balance between cost and function. It is recommended to keep an extra key fob on hand just in case. It is important to keep your car's owner's manual in your possession and the manufacturer code of the key fob and security codes. Certain older cars can be controlled using the standard remote control of any car. Others require a key fob that has a unique security system. Key Fob Replacement Key Fob Replacement DIY When your car key fob starts malfunctioning it can be quite frustrating. Fortunately, the majority of problems with your car key fob can be solved by replacing its battery. However there are other issues that can cause problems with your fob that a fresh battery can't fix. Key fobs are essentially miniature remote controls that are made to work with certain automobiles. They are comprised of a microchip as well as an antenna. A plastic casing protects the components. The antennae and the chips utilize frequencies to identify the associated object and transmit a signal that enables the key fob to unlock the doors of your car. These frequencies are activated by the buttons on your key fob, which also control specific functions of your vehicle. Many people purchase aftermarket keyfobs in order to avoid the cost of buying new vehicles. These can be bought on the internet and programmed with your car, but you need to make sure that you are ordering the right fob with your vehicle. It is a good idea also to purchase additional fobs in the event that your current one fails. Ace Hardware carries more than just key fobs. They also carry an array of auto accessories and other supplies. Visit your local Ace Hardware store today to find the best replacement for your vehicle. While you may be tempted to do your own key duplication, it's best to leave this job to professionals. They're trained to complete the task with precision. They also erase any keys previously programmed to stop thieves from getting access to your vehicle. A fob requires a particular type of battery and a new one is required even if the original battery is working properly. The plastic case of a fob will typically indicate the type of battery it requires. If you don't have the proper battery, your fob won't be in a position to start your car. Go to the site of the manufacturer to make sure the battery you buy is compatible with the model of your car.