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Car Key Cover Fiat 500: The Good, The Bad, And The Ugly
Fiat 500 Key Fob Replacement

If your 500 keyfob stops functioning, try another to see if it is able to be detected by the car. If it does, the issue is likely due to the battery or water damage on the fob that was originally used.

Replace fiat key . Make sure the new # CR2032 coin cell battery is properly inserted with the "+" side facing down on the fob.

Dead Battery

Most of the time when a fob won't work, it's just because the battery is dying. This is a simple fix and most fobs will warn you when the battery is getting depleted. You can find instructions on YouTube for almost any key fob on your vehicle or in the owner's manual. You can also take it to an area locksmith or the dealer that supplied it to you to repair it.

Other times, a device can be inoperable and there could be an issue with the circuit board in the internal circuit. This isn't a lot of common but it can occur. The internal chip may be damaged when you drop the fob over something hard. This can also happen when you use an aftermarket key and the fob won't function. In this situation, it is necessary to see a dealer or 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 lock, unlock and trunk buttons. New replacement keyless entry remote (will require cutting & programmed by locksmith)

Chips damaged

A key fob with the fiat 500 number is a wireless device that provides the signal for the car to start after you press the button. It has a microchip that holds information about the code needed to connect with your 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 kind of damage and a locksmith can assist. United Locksmith can complete this service on both classic as well as newer models, so don't be afraid to contact us.

Locksmiths can program the new key fob. This is less expensive than going to the dealer and will work similarly. A locksmith will require specific details from you, such as the year in which your vehicle was built and the model's name.

Rub the chip with an old dollar bill if you're not sure what to do. The copper in the bill is abrasive enough to take away oxidation and dirt but won't cause any harm to the microchip. If the chip is physically damaged it might not be repairable. This could happen if you lose it, drive it over by accident with your vehicle or other form of physical trauma.

Water Damage

Water damage is likely to happen on your key, regardless of whether you dropped them in the pool unintentionally or put them in pockets while swimming, or splashed water over them during a rainy afternoon. Even if it only has a small amount of water on its key, it could cause serious problems to its electronics and stop it from functioning correctly.


The good news is that you can often solve this issue by removing the key fob and using the paper towel to cleanse it of any dirt or water that remains. Once the fob is dry it is possible to replace its battery. It will then begin working properly.

You could also take your fob to a local locksmith or auto shop to have it professionally cleaned and programmed. These professionals can use special equipment to ensure that the key fob works with the computer system in your car.

If the key fob in your Fiat 500 stops working, you may feel frustrated and stressed. You may be tempted to visit a dealer to have your key fob replaced however this could be expensive and difficult to arrange. Locksmiths can take care of every aspect of your car's key fob replacement without the necessity of a dealer visit. Locksmiths are more reliable than a dealer, as they can handle every aspect of your car's key fob replacement without the need for a dealership visit.

Pairing Issues

When you drop your key fob, or it ceases to function and there is nothing the issue, it could be the chip that is malfunctioning. This could be due water damage or an unresponsive battery.

This can often be done by simply following the directions in the owner's manual. If you're having difficulty or your manual isn't working and you need to have an automotive locksmith take care of this task. This will ensure that the chip isn't fried and will likely be the most affordable solution.

A few hundred owners have reported that their keys won't lock their cars. This can be a problem when you plan to fill up at a gas station. Some owners have reported the locking mechanism on their 500's failing and requiring replacement of the entire intermediate shaft for steering. Fiat has actually addressed this issue in a technical bulletin (TSB).

A reputable locksmith can assist you in the event that your Fiat has issues. They can duplicate your key or create a new one that is able to lock and start the vehicle. They're able to accomplish this without having to see your key, and are typically more affordable than purchasing it from a dealer.

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