Fiat 500 Key Fob Replacement If your 500 key fob stops working Try another one to see if the car will recognize it. If it does, the problem is likely to be related to the original fob's battery or water damage. First replace the battery. Make sure the new #CR2032 coin cell battery is properly inserted with the "+" side facing down inside the fob. Dead Battery The battery is usually the cause of the fob not functioning. It's not difficult to fix Most fobs notify you that the battery is low. There are instructions for the majority of car fobs on YouTube or in the owner's guide. You can also take it to a local locksmith or to the dealer that gave it to you to replace it. Sometimes a fob will stop working due to a problem on the internal circuit board. It's rare but it does occur. If you drop the fob onto something hard, it could cause damage to the internal chip. It can also happen if you are using an aftermarket fob, and the key doesn't work. In this situation it is required to visit a dealer locksmith to have the key reprogRammed to make it compatible with your 500. One 2012 FIAT 500 Flip Key Remote that resembles Ilco brand with trunk, lock and lock buttons. New replacement keyless entry remote (will require cutting & programmed by locksmith) Chips damaged Fiat 500 key fobs are wireless devices that send an alert to the car when you press the button. It has a microchip that holds details about the code required to communicate with your car. If the chip is damaged, it will not transmit the correct code and the car will not start. It is possible to repair this kind of damage, and a locksmith can assist. United Locksmith can complete this repair on both classic and modern models, so don't hesitate to contact us. You can buy a new fob and have it professionally programmed by locksmiths. This is much less expensive than visiting a dealer and will work similarly. Locksmiths will require specific details from you, like the year that your car was made and the model's name. If you're not sure of the best solution to this problem you can try rubbing the chip with a US dollar bill. The copper on the bill is abrasive enough to get rid of dirt and oxidation but won't cause any damage to the microchip. The chip might not be repaired when it's physically damaged. https://www.thekeylab.co.uk/fiat-car-keys/ can happen when you drop it or run it over by your vehicle. Water Damage Whether you accidentally dropped your keys in the pool, threw them in your purse while swimming at the beach, or splashed them with water during a rainy day It's likely that your fob may have water damage. Even if it only has a little water on the key, it could cause serious problems to its electronics and stop it from functioning properly. The good news is that it is possible to solve this problem by removing the key fob and using paper towels to rid it of any dirt or water that remains. After the fob is dry it is possible to replace its battery and it should begin working properly. You can also take the fob to a local locksmith or auto shop to have it professionally cleaned and programmed. These experts can make use of special equipment to ensure that the key fob is compatible with the car's computers. If the key fob on your Fiat 500 stops working, you might feel angry and stressed. You may be tempted to go to the dealer get your key fob replaced however, this can be expensive and time-consuming. Locksmiths can handle every aspect of your car's key fob replacement without the need for a dealership visit. For this reason, they are a superior choice than the dealership. Pairing Issues If you lose your keyfob or it ceases to function, and nothing else appears to be wrong, it may be the chip. This could be due water damage or a dead battery. Often, this can be accomplished by following the steps in the owner's manual. However it's recommended to get an auto locksmith do this if you're having difficulties or the steps in the manual don't work for you. This will ensure that your chip isn't fried and will likely be the least expensive option. 500 owners have reported that their keys do not lock their vehicles. This can be a problem when you plan to fill up at the gas station. Some owners have complained that their 500's locking system has malfunctioned and they've had to replace the entire intermediate steering shaft. Fiat has actually addressed this issue in a technical bulletin (TSB). A reputable locksmith will assist you in the event that your Fiat is having problems. They'll be able to duplicate the key you have or design new keys that lock and start the vehicle. They are able to do this without looking at your old key, and is usually less expensive than buying a key from the dealer.