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Fiat 500 Key Fob Replacement

If your 500 key fob stops working Try another one to see if your vehicle can detect it. If it does, then the issue is likely with the original fob's battery or water damage.

Replace the battery first. The "+" side should be facing downwards.

Dead Battery

Most of the time when a fob doesn't work, it's because the battery is dying. This is easy to solve and most fobs warn you when the battery is failing. You can find the instructions on YouTube for nearly any key fob on your vehicle or in the owner's manual. You can also replace it by taking it to an expert locksmith or the dealer who sold it to you.

Other times a fob can not function and there could be a problem with the circuit board inside. It's rare, but it does happen. The internal chip could be damaged if you drop the fob over something that is hard. This could also happen if you use an aftermarket key and the fob does not function. In this instance you'll have to visit a locksmith or dealer and have it reprogrammed to work with your 500.

One 2012 FIAT 500 Flip Key Remote that resembles Ilco brand with lock, unlock and trunk buttons. New replacement keyless entry remote (will require cutting and programmed by locksmith)

Chip Damaged

A key fob with the fiat 500 number is a wireless device that provides an indication for the car to start once 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 won't transmit the correct code, and the car will not start. It's possible to repair this type of damage and a locksmith can help. United Locksmith can complete this service on both classic as well as modern models, so do not hesitate to call.

A locksmith can program the new key fob. This is much cheaper than visiting a dealer and will function similarly. Locksmiths will require specific details from you, like the year your car was manufactured and the name of its model.

If you're not sure how to fix this issue you can try rub the chip with a US dollar bill. The copper on the bill is abrasive enough to remove oxidation and dirt, but it will not cause any harm to the microchip. If fiat key programming is physically damaged however, it may not be in a position to be repaired. This can happen when you drop it, run it over with your vehicle, or some other kind of physical force.

Water Damage

Water damage is likely to occur on your device, whether you dropped them in the pool unintentionally or left them in pockets while swimming, or splashed them with water during a rainy afternoon. Even if you only have the smallest amount of water on the key, it can cause serious problems with the electronic components of the key.

The good news is that it is possible to solve this issue by removing the fob's key and then using a paper towel to clean it of any dirt or water that remains. When the fob is dry you can then replace its battery and it will begin working again.

You can also take the fob to a local locksmith or auto shop to get it professionally cleaned and programmed. These professionals can use special equipment to ensure that the key fob functions with your car's computer.

If your Fiat 500's key fob fails to function, it can be frustrating and stressful. You may be tempted visit a dealer to have your key fob replaced but this could be expensive and unaffordable. A locksmith can handle every aspect of your car's key fob replacement without the requirement of a dealership trip. Locksmiths are more reliable than a dealer because they can handle every aspect of your car's key fob replacement without the requirement for a dealership visit.

Pairing Issues

If you drop your keyfob, or it ceases to function and nothing else seems to be wrong, it may be the chip. It could be due to water damage or a dead battery. it could just be that you need to reprogramme it.





In most cases, this can be done by following the steps in your owner's manual. If you're having problems or your manual doesn't work and you need to have an auto locksmith do this task. This will ensure that the chip is not damaged, and it's the most economical alternative.

500 owners have reported that their key fobs won't allow them to lock their cars. This could be an issue if you're at a gas station and want to refill. Some owners have reported their 500's locking mechanism failing and needing to replace the entire steering intermediate shaft. Fiat has actually addressed this issue in an technical bulletin (TSB).

If you're experiencing issues with your Fiat, an experienced locksmith can assist. They're able to duplicate your key or create an entirely new one that can lock and start the vehicle. They can do this without having access to your old key, and is usually cheaper than purchasing one from a dealer.