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Key Fob Replacement and Repair Modern car key fobs are used a great deal and are frequently abused. Often a simple repair or replacement is all that's needed to make them functional again. Most fobs are powered by flat watch-style battery, which is readily available in auto parts and hardware stores. However, before calling a professional, try a few DIY solutions! Dead Key Fob Batteries The battery of the key fob powers the remote you have in your car, and in push-to-start cars it will start your engine. As a result, it is essential to keep a healthy, working battery. A dead key fob is a major problem when you're traveling. A simple, inexpensive replacement will solve the issue quickly. The loss of range and signal strength are the most frequent indications that a battery on a keyfob is dying. You may also notice that the buttons on your fob don't work or require additional effort to turn on. It is common to find a new key fob battery in the auto parts section of a big box store or on the internet. They are typically CR2032 or CR2025 batteries that are available in packs of two or more. However, it's a good idea to check your owner's manual before you shop for the correct battery for your vehicle. Some cars require a specific size or type of battery, which isn't always available at big-box stores. Be sure to research before purchasing. Typically, the battery is located in the back of your key fob. It is removed by tearing open the case with the flat-blade screwdriver. The battery will look like tiny coins, and it will be labeled according to its size. Make sure to note the orientation of the plus and minus marks in order to insert the battery correctly. Once the battery replacement is placed in the fob, gently snap both pieces of the fob together and test each button to make sure they function. If your key fob isn't working after replacing the battery, it could be deprogrammed. In this instance you will require a locksmith required to assist you. This is more expensive than replacing the battery of your key fob. The skilled mechanics at YourMechanic are able to repair your key fob in the event that it's damaged or the battery is dead. Make sure you check out all of our services available in your area and make an appointment now! Weak Signals If your key fob isn't able to respond to the buttons of the remote it could be an indication that the signaling is not functioning properly. Radio signals are used to send messages between your car and key fob. Weak or inconsistent radio signals can cause low performance and limited range. One of the first things to check is whether or not your fob's battery is insufficient since this can greatly affect the sensitivity of your signal. It's also worth resetting the settings of your fob that can help bring back a more consistent response from the car. The procedure differs from vehicle to vehicle, so your owner's manual or call to the helpline of the manufacturer is likely to be the best guide here. Other factors, such as interference from other devices that operate on the same frequency, can also contribute to weak signals. Power lines, other key fobs, wireless communication devices, and even cell networks can interfere with the RF (radio frequency) signals that your key fob utilizes to connect to the receiver in your vehicle. The physical damage to your keyfob can also affect the transmission of RF signal, leading to poor performance and range. A blown fuses, a damaged or cracked button, or a bent case on the fob can affect signal transmission and cause the remote to respond. There are a few easy steps you can follow to try and solve the issue of weak fob signals like resetting the fob's settings or replacing the battery. If your fob is old and worn, it may be the right time to replace it. Lastly, don't forget that if you have an extra key fob which is part of your vehicle, this can be used as a replacement for the primary remote if it begins to fail. It's worth trying this option to see if it can solve the issue before investing in the new one. In this situation it could be the right an appropriate time to consult a professional auto-locksmith. They will be able to identify the issue and suggest the most effective solution. Physical Damage Key fobs can be troublesome occasionally. Most of the time, these issues are not complex or serious and can be resolved with a few simple steps. It's important to keep spare batteries or another key fob in the event that one of your keys ever fails to work. The most common reason for the car key fob not working is an inactive battery. These little devices depend on tiny lithium-ion coin or button batteries to function. They can be replaced easily and are available at most pharmacies, food stores and places which sell electronic items. key repair near me can be opened using a screwdriver with a flat head, and gently pry out the battery that you have. Replace the battery, making sure it's not damaged or loosened. Most fobs use CR2032 batteries, but yours may require a different type. Your fob might also stop responding to buttons when it loses its connection to the car. This could be due to a number of reasons, including changing the batteries, but it is typically a simple issue for an auto Locksmith or your local dealer to fix. If none of the solutions above work, you can try this trick: disconnect the battery from the car and the fob for a short period of time and then reconnect them in a reverse order. This may cause the system to restart, and in certain cases, this will fix the issue without any other steps. Keep the fob away from water or other sources of damage while you are playing around. The fob is tough however, you must treat it with care to make it last for as long as you can. If all of the suggestions above don't help, it might be time to think about replacing your key fob. If yours has been dropped or tripped on, or subjected to other environmental hazards, it could be damaged beyond repair and in need of an upgrade. If this is the case, be sure to shop around to find a bargain before making a final decision. Lost Fob Even with the best care keys for cars, they can fail at times. If you lose yours, it could be very expensive to replace it, especially if you don't have a spare. “You may end up spending $50 or more to purchase a new replacement from the dealer and have it programmed, and an additional mechanical backup which could cost you at least another $100,” says Mel Yu an automotive analyst with Consumer Reports. A weak battery is one of the most common causes for a keyfob's cease to function. If you know how to replace the battery, or if the owner's manual contains instructions, try it yourself. If this doesn't resolve the problem, you need to call in an expert. A locksmith can help to find or replace the lost key fob. A locksmith can probably tell you the reason your fob stopped working in the first initial place. If your car is older and does not include smart technology it is still possible to save money by recording the key number plate on your mechanical backup key. It's typically hidden behind a decorative keychain. If you need to reprogram the key fob in your car the locksmith can perform the task more easily. If your key fob is an old smart key, it will need to be deprogrammed by a locksmith or car dealer. This could cost more than just replacing it. The reason is that modern key fobs employ rolling-code encryption that prevents thieves from getting into the car. This means that the locksmith must have a special programing tool which is only available to car manufacturers, which can increase the cost. In the majority of cases, the whole service will be charged at once. This includes any charges for reprogramming a new keyfob. Based on the car, that can run from around $20 at certain stores to $200 or more at a dealership for cars.