Fiat 500 Key Fob Replacement If your 500 keyfob ceases working, try a different one to test if it will be detected by the car. If it does, the problem is likely to be related to the original fob's battery, or water damage. First, replace the battery. The "+" side should be facing downwards. Dead Battery The majority of the time, when a fob doesn't work, it's because the battery is dead. It's simple to fix it and the majority of fobs will give you a warning if the battery is running low. You can find instructions for the majority of car fobs YouTube or in the owner's guide. You can also replace it by taking it to a locksmith or dealer who has sold it to you. Other times a fob can not function and there could be a problem with the internal circuit board. This isn't very common but it could occur. If you drop the fob on a hard object, it could damage the internal chip. This could also happen if you use an aftermarket key, and the fob doesn't function. In this scenario it is essential to visit a dealer or locksmith to have the key reprogrammed to make it compatible with your 500. One 2012 FIAT 500 Flip Key Remote - Similar to Ilco brand with lock, unlock and trunk buttons. This is a new keyless entry remote (will require cutting & programmed by a locksmith) Damaged Chip Fiat 500 key fobs are wireless devices that send a signal to the car every time you press the button. It's equipped with a microchip, which contains the code required to communicate with the car. If the chip is damaged, it will not send the correct code, and the car will not start. It's possible to repair this kind of damage, and a locksmith can help. United Locksmith can complete this repair on both traditional and modern models, so do not hesitate to call us. You can buy a new fob and have it professionally programmed by a locksmith. This is less expensive than going to a dealer and will function similarly. Locksmiths will require specific details from you, like the year in which your vehicle was manufactured as well as the name of its model. Rub the chip with an old dollar bill if you're not certain of what to do. The copper in the bill is abrasive and can remove oxidation and dirt. However, it will not cause harm to the microchip. The chip might not be repairable in the event of physical damage. This could happen if you drop it or run it over by your vehicle. Water Damage Water damage is likely to occur on your fob, no matter if you dropped them in the pool unintentionally or put them in a pocket while swimming, or splashed water on them in a rainy afternoon. Even if you only have a little water on the key, it can cause serious problems for its electronics and prevent it from working correctly. The good news is that you can usually solve this issue by taking off the key fob and using paper towels to rid it of any remaining water or dirt. Once the fob is dry you can then replace the battery and it will start working properly. You can also take it to an auto repair shop or locksmith to get it professionally programmed and cleaned. These professionals are able to utilize special equipment to ensure that the key fob works with your car's computer system. When the key fob on your Fiat 500 stops working, you may feel irritated and stressed. It's expensive and inconvenient to take your key fob to a dealer. A locksmith can replace your key fob without needing to visit an auto dealer. Locksmiths are more reliable than a dealer since they can take care of all aspects of your car's key fob replacement without the need for a dealership visit. Pairing Issues If you accidentally drop your keyfob, or it ceases to function and nothing else seems to be wrong, it may be the chip. This could be due water damage or an unresponsive battery. Often, this can be done by following the directions in your owner's manual. However, it's a good idea to hire an automotive locksmith perform this procedure if you're having difficulties or the steps in your manual don't work for you. This will ensure that the chip is not damaged, and it's the most economical option. Another issue that plagues some 500 owners is that the key fob will not lock the car. This could be a major issue if you're at a gas station and want to refill. Some owners have stated that the locking system on their 500 has failed and they needed to replace the entire intermediate steering shaft. This problem has actually been mentioned in a technical service bulletin (TSB) from Fiat. A reputable locksmith will assist you in the event that your Fiat is experiencing problems. https://www.thekeylab.co.uk/fiat-car-keys/ 'll duplicate your existing key or make you a new one that will lock and open the vehicle. They can do this without seeing your key, and are typically more affordable than purchasing it from the dealership.