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Car Remote Key Repair Modern car remote keys are very useful and convenient, however they can be frustrating when they stop working. There are a few quick fixes to get them working again. Replace the battery first. car keys repairs near me of fobs utilize lithium coin cells, which are cheap and readily available. Broken Electronics The electronic circuit board that is in the remote car key transmits and interprets signals for your car. If the circuit board is damaged the key fob will not function properly. Unlike battery failure, which is usually quite easy for most drivers to fix at home, damage to the receiver or transmitter of the remote key will require a professional locksmith or your dealer in the car. The majority of remote key fobs powered by a lithium-ion coin batteries, which have a long shelf life. However they won't last forever. If you've been using the batteries for a while, changing them will probably solve the issue. If you've been using your remote fob for a long period of time you may be shocked to find that the buttons aren't working in any way, even if the batteries are fresh. The buttons on your keyfob are exposed to a lot of jostling and may break or become unresponsive with time. In this case, removing and cleaning the buttons will usually fix the problem. If car key repair cost on your remote still aren't working, you might need to reprogramme it to work with the car's system. This is typically done by turning the ignition key a few times while the doors are closed. This will depend on the make and model of your vehicle, but you can find the instructions on the internet or ask a professional for assistance. If the key fob has a plastic exterior it is possible to take off the cover and pull it apart. Be careful not to damage the buttons or internal components. This is best done using needle-nosed pliers which have longer tips. They can easily grasp small parts. Lubricating pliers with putty, melted tallow or super glue can help them grasp delicate components. It's recommended to employ an automotive locksmith do this, as improper methods can damage the electronic components inside. Trying to forcefully pry the fob apart could cause damage to the plastic, and it's possible to accidentally break any buttons that are attached to it. A defective transponder chip Transponder chips may fail if you've previously had the ability to start your vehicle using the remote key but haven't been able to do it again. This is because the key relies on the tiny electronic component to communicate with the immobilizer system. It sends the signal to the system to inform it that your key is valid, and you'll be able begin the vehicle. If the chip fails to transmit this signal, the immobilizer will disable your vehicle. This issue is more prevalent in older cars, but it can also occur in modern vehicles. The transponder chip wears down over time. It is possible to have a car locksmith replace this part of your key, but this can be expensive. In certain cases the chip in your key might be dead. In this situation, the dealer will have to replace it. This is the most costly but necessary option to get your car back on the road. Another possibility is that your key's chip has been damaged. This means that it can no longer communicate with the immobilizer. This can happen if the battery is changed or if the key is physically damaged. A Mesa auto locksmith can solve this issue, but you may need to go to the dealer to get your key programmed. If you're having problems with your remote key, the first thing you need to try is an alternative. If this doesn't resolve the problem, you should disassemble your key fob and perform an examination. It is important to ensure that all buttons appear to be damaged or loose. These components see a lot of use and are easily jostled loose over time. It is best to have them welded to the correct position by a professional when they're loose. In most instances, this will restore your key fob's functionality. This is especially applicable to keys that were accidentally put in the wrong ignition lock cylinder. Damaged Battery If you've tried a fresh battery but the key fob is still unable to function, there could be other issues. Fobs are damaged by dropping them or stepping on them, and internal connections, like the ones that connect the battery terminals within the remote, may also be damaged or disconnected. You may need to reprogram your key fob if do not have a spare of the same type and model. Modern key fobs should be programmed to work with your vehicle, and ensure that only you can unlock the car's doors. It's a crucial step to safeguard your vehicle and keep others from using your key fob to access your vehicle or cause problems with its electrical system. Certain engine error codes or even normal wear-and-tear can corrupt the program and stop your key fob from functioning. Professionals with the right equipment can reprogram your key fob properly. It's also possible that the problem could be with the buttons themselves, which can be a simpler fix than replacing the entire key fob. Key fobs typically have rubberized buttons that are jostled around all the time, and may break or loosen. If you see that the buttons don't appear to be damaged, you might need to adjust them manually. Open the key fob to inspect it, but be cautious. Some key fobs do not have an easy release mechanism. You may require an instrument or screwdriver to pry them apart. Some are sealed and cannot be opened with the use of specialized tools. You'll likely need to go to a dealership to have it opened professionally. You can utilize a spare keyfob of the same model and make to start the programming mode of your car. Depending on your car it could involve closing and locking the doors, turning lights and electronics on and off by pressing a particular set of buttons in a particular sequence. Failing Buttons Mechanical damage could be the cause if the buttons on your key fob aren't working or require you to press them in a very forceful manner. The functionality of the key fob could be damaged by dropping it onto concrete or accidentally hitting an item with a sharp item. If this happens, you'll need to remove the key fob and carefully see whether any of the buttons appear be broken or out of place. A locksmith can repair it for you if that's the case. Dirt and crud can cause buttons to fail. It is recommended to clean your keys fob using a cotton swab that has been immersed in alcohol. You may need to clean the surface of the keys. It is also important to determine if the issue is related to your car lock or the key fob. If you don't have an extra key fob to test, you might consider trying the keys on another vehicle to determine if they work as well. The condition of the battery will determine whether or not you need to reprogram the key fob. If your key fob is not able to operate after you replace the batteries, it likely indicates that the battery terminal contacts are damaged. Pressing the buttons on your key fob repeatedly when you are out of range, or disconnecting your car battery could also erase the programming of an electronic key fob. If the key fob still not functioning after replacing the battery, be able to reprogramme it with your car. It will depend on your specific car model, but you'll typically have to lock and unlock the doors manually. Insert the key into the ignition, change it to accessory, and press a button on the remote that is wireless. Usually the exterior and interior lights will light up if this method has worked. You can retest the key fob to verify that it was successfully programmed. In less rare cases the key fob may be inoperable if there's an issue with the door lock itself.