Fiat 500 Key Fob Replacement If your 500 keyfob ceases working, use another one to see if it can be recognized by the car. If it does, the issue is likely to be related to the original fob's battery, or water damage. First, replace the battery. Make sure the new # CR2032 coin battery is inserted correctly, with the "+" side facing downwards in the fob. Dead Battery The battery is typically the cause of an inoperative fob. It's not difficult to fix, and most fobs warn you when the battery is running low. You can find the instructions on YouTube for nearly every car's key fob or look in the owner's manual. You can also change it by taking it to an authorized locksmith or a dealer who gave it to you. Other times a fob can stop working and there may be a problem with the circuit board in the internal circuit. It is rare, but it does happen. If you dropped the fob onto something hard, it could cause damage to the internal chip. It could also happen if you are using an aftermarket fob and the key doesn't work. In this case you'll be required to go to an authorized locksmith or dealer and have it reprogrammed to work with your 500. One 2012 FIAT 500 Flip Key Remote that resembles Ilco brand with trunk, lock and lock buttons. It is a replacement keyless entry remote (will require cutting and programmed by locksmith) Chips that are damaged Fiat 500 key fobs are wireless devices that send an alert to the car every time you press the button. It has a microchip which contains information about the code required to communicate with the car. If the chip is damaged, it can't transmit the correct code and the car won't start. A locksmith can repair this type of damage. United Locksmith can complete this service on both classic and modern models, so do not hesitate to call us. You can buy a new fob and have it professionally programmed by locksmiths. This is less expensive than visiting a dealer and it works similarly. You'll need certain information to the locksmith, such as the year your vehicle was manufactured and the model. Rub the chip with an old dollar bill if you're not certain what to do. The copper in the bill is abrasive, and can remove oxidation and dirt. However, it will not harm the microchip. If the chip is physically damaged, it might not be capable of being repaired. This could happen if you drop it or get it pushed over by your vehicle. Water Damage Whether you accidentally dropped your keys in the water, put them in your bag while swimming at the beach, or splashed them with water during a rainy day you can be sure that your key fob is likely to suffer water damage. Even if you only have a little water on the key, it could cause major problems with its electronics and prevent it from functioning effectively. The good news is that it is possible to solve this issue by removing the key fob and using an old towel to scrub it of any dirt or water that remains. After the fob is dry you can replace the battery. It should then start working again. You can also take your fob to a local locksmith shop or auto shop to have it professionally cleaned and programmed. They can employ special equipment to make sure that the key fob works with the car's computers. If the key fob on your Fiat 500 stops working, you may feel frustrated and anxious. https://www.thekeylab.co.uk/fiat-car-keys/ is tempting to go to the dealer to get your key fob replaced, but this can be costly and inconvenient. Locksmiths can handle all aspect of your car's key fob replacement without the need for a dealership visit. They are a better choice than a dealer because they can handle all aspects of the replacement of your car's key fob without the requirement for a dealership visit. Pairing Issues If you drop your key fob or it ceases to function and there's nothing problem, it could be the chip that is malfunctioning. This could be due water damage or the battery is dead. This can be accomplished by following the steps in your owner's manual. If you're having issues or your manual doesn't work, you should have an auto locksmith do this task. This will ensure that the chip isn't fried and will likely be the least expensive option. A number of owners have reported that their keys will not lock their cars. This can be a problem when you need to refill at a gas station. Some owners have stated that the locking system of their 500 malfunctioned and they've needed to replace the entire intermediate steering shaft. This issue was cited in a technical service bulletin (TSB) by Fiat. If you're having issues with your Fiat or other car, the services of a reliable locksmith can help. They can duplicate your current key or create a new one that locks and opens the vehicle. They can do this without having access to your old key, and it's generally cheaper than buying one from the dealer.