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How to Repair a Car Key Fob The key fob you have will likely be jostled often. This can cause the buttons to become stuck or broken. You can give it a good clean and replacing the battery if you need to. Most cars are powered by the coin-style battery that you can buy at big box stores as well as home improvement stores and pharmacies. However certain models require specialized programming equipment that dealers only have. Dead Battery The car key fob makes it easier to start your car and even get it into. What happens if you push the button couple of times and your car doesn't respond? The most common reason for this is a dead battery. The battery is easily replaceable. You can purchase replacements at auto parts stores and supermarkets and also at some home improvement stores. However, some of the other features that the key fob provides may not function. It could be due to a mechanical problem, an internal electrical issue or even a deprogramming error in the car's receiver. In these cases, you should probably consult a professional. Most manufacturers include a mechanical slot in the fob that can be used in case of dead cells. Most of the time the slot for keys is hidden behind a cover on the fob handle. You can insert the actual key into the slot to open your doors and start your vehicle. Be sure to re-insert the key fob when you start the car! If you have a Ford equipped with SYNC Connect, you are able to start the car using the key fob. The cupholder in the majority of Fords with SYNC Connect has a backup “E blade”. This is a key that's mechanical that can be used to press the starter button in the event that your key fob fails to start the vehicle. To get the most out of this feature, make sure that the battery in your car is charged and that you review the owner's manual in order to learn what the procedure is. If your car is still having issues after replacing the battery in your key fob you may need to contact an expert locksmith or your dealer to have the battery or fob repaired. In certain cases the new battery could be used to program the key fob with your car at the dealership or select Interstate All Battery Center stores. This is only possible as long as the antennas and circuit board aren't damaged. Damaged Buttons The buttons on your car key fob are bound to endure many years of wear and wear and tear throughout their lives. They are prone to dropping and are often sat in pockets and purses. This can cause internal components to get damaged or loose, which can result in them not responding to your pressing. Simple steps can usually solve this issue, but sometimes you may have to take your device to an expert locksmith. The most common reason for a car keyfob not working is that the batteries are dead. These little coin-shaped batteries are relatively inexpensive and it's easy to find them at large-box stores or hardware stores. You can also find videos on how to replace the key fob battery on YouTube or in the owner's guide. It is important to know that some keyfobs need specific steps to enter the required programming mode for changing the batteries. In these instances you'll need to consult the owner's guide and/or an auto locksmith to make sure you are following the correct procedure. If the battery is dead, putting your key fob in extreme temperatures could cause it to stop functioning. If this happens, you will have to call an automotive locksmith or a dealer for a new fob. If your key fob's buttons aren't responding, it could be that the contacts inside are worn out. These contacts are rubber-like and coated with an electricity-conducting film, but they can start to wear out over time due to repeated use. You can repair this by taking the key fob apart and putting a piece metallic tape over the worn-out contacts. It's important to note that some key fobs can be difficult to open and can't be opened with confidence without the right equipment only available at a dealership. If you attempt to open it with an screwdriver, or any other tool, you may end up damaging the internal circuit board. This could result in a much more expensive repair bill. Circuit Board Issues If your key fob remains in a position to unlock the doors of your car and start your engine, but it's not as far as it used to, the problem may be with the circuit board. The circuit board is a small electronic chip inside the case. It transmits signals to your car, telling it to lock your doors, open the trunk, or switch off your ignition. If the circuit board is damaged the key fob won't be able to send these signals. If you're a tech expert you can repair a damaged circuitboard yourself. Take the battery off, then remove the rubber button assembly and holder from the circuit board. Clean the plastic frame and contacts with rubbing alcohol and a cotton swab. This should remove any rust that's preventing the circuit board to transmit signals. Once you've reassembled your key fob, check that it can enter the programming mode. Go through the owner's manual to find instructions. Most vehicle manufacturers also have videos on the internet that show you how to accomplish this. If you're not confident enough to tackle it yourself, you can send your key fob to a locksmith that is trained to work on the specific model of your vehicle. Some of the newer key fobs come with an integrated receiver that lets you unlock your trunk, open your doors and switch on your ignition from some distance. They're generally more reliable and work across a wider area. If car key repair cost fob isn't working as well as it did in the past, it could have a faulty antenna or some other internal issue. If you're unable to get your key fob working the most likely reason is a dead battery. It's inexpensive and easy to replace. However, if the fob's buttons or circuit board is damaged, you'll need get it repaired professionally and changed to a new program. The majority of dealerships will provide this service but you can also locate a shop that is specialized in the model of your car. Forgotten Key When you've lost your car key fob, it could be an absolute nightmare. You could turn your home upside down, retracing your steps and searching everywhere including in drawers, bags or under couches, and even under your cat's bed. You'll find it eventually. Prevention is the best way to prevent losing your key fob. If you are prone to forgetfulness or even a touch of ADD Create several copies and distribute them to family and friends so that you won't be in a state of panic and worry for four hours if you lose your key fob. A lot of cars come with key fobs that allow you to lock and unlock doors, and in certain cases, activate the alarm system or open the trunk. But a few of the more sophisticated models have even cooler features, like the capability to call your car at the press of one button. This feature isn't available on all models, but if your car is one of the ones that can do it – the Genesis GV60 or Hyundai Sonata for example You're fortunate. If you have an extra car key fob, which has been programmed for your vehicle, you may make use of it in the event that you lose the original. You can also ask an automotive locksmith to create an electronic key fob that can be programmed to your vehicle. However, before you do this make contact with your dealer to determine if they are able to provide an alternative key fob at a lower cost. If you don't have an extra key, the only way to start your car is to call an auto locksmith to come out and make a new key or replace your current key fob with an empty. Dealers can also help, but they will need your car to be towed and proof of ownership. These services are fairly inexpensive particularly when compared to the cost of a replacement key at the dealership.