Fiat 500 Key Fob replacement fiat key (read this post from dnpaint.co.kr)

If your 500 keyfob ceases working, try a different one to see if it is able to be detected by the car. If it does, the problem is probably due to the battery or water damage to the original fob.

First replace the battery. Make sure that the new coin battery is properly inserted with the "+" side facing down in the fob.

Dead Battery

Most of the time when a fob isn't working it's just because the battery is dead. It's not difficult to fix and most fobs will warn you when the battery is not fully charged. You can find instructions on YouTube for nearly every car's key fob or look in the owner's manual. You can also bring it to an area locksmith or the dealer that supplied it to you to repair it.

Sometimes a fob will stop working due to a fault on the internal circuit board. It's not a common occurrence but it could occur. If you drop the fob on something sharp, it could damage the internal chip. This is also the case if you use an aftermarket key, and the fob doesn't function. In this instance you'll need to visit an authorized locksmith or dealer and have it reprogrammed to work with your 500.

One 2012 FIAT FIAT 500 flip key remote – Looks like Ilco with locks, unlocks, and trunk buttons – new replacement keyless entry (will require cutting and program by locksmith).

Chips that are damaged

Fiat 500 key fobs are wireless devices that transmit a signal to the car whenever you press the button. It contains a microchip with 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 could help. United Locksmith is capable of performing this service for traditional models as well as the latest ones, so don't feel afraid to call them.

You can buy a new fob and have it programmed professionally by a locksmith. This is much less expensive than going to the dealer and it works similarly. A locksmith will require specific information from you, including the year in which your vehicle was built and the model's name.

If you're not sure how to solve this issue you can try rubbing the chip with the help of a US dollar bill. The copper in the bill is abrasive, and can remove oxidation and dirt. However, it will not cause harm to the microchip. If the chip is physically damaged however, it may not be repairable. This could happen if you drop it or hit it by your vehicle.

Water Damage

Water damage is likely to happen on your fob, no matter if you dropped them in the water accidentally or left them in pockets while swimming, or splashed them with water during a rainy afternoon. Even if there is only tiny amounts of water on the key, it could cause serious issues with the electronic components of the key.

The good news is that you can solve this issue by taking off the fob's key and using a the paper towel to cleanse it of any dirt or water that remains. After the fob is dry you can then replace the battery and it will start working properly.

You can take it to an auto shop or locksmith to have it professionally cleaned and programmed. These professionals can use special equipment to ensure that the key fob works with your car's computer system.

If the key fob of your Fiat 500 stops working, you may feel irritated and overwhelmed. It's costly and cumbersome to take your key fob to a dealer. Locksmiths can replace your key fob without having to visit the dealership. Because of this, they are a much better option than an auto dealer.

Pairing Issues

If you drop your key fob, or it stops working and there is nothing problem this could be because of the chip that is malfunctioning. This could be due to water damage or a dead battery.

This is often done by simply following the instructions in the owner's manual. If you are having trouble or your manual isn't working, you should have an auto locksmith do this task. This will ensure that the chip won't be damaged and is the cheapest solution.

A few hundred owners have reported that their keys do not lock their vehicles. This could be a problem when you intend to fill up at gas stations. Some owners have reported the locking mechanism of their 500's malfunctioning and requiring replacement of the entire intermediate shaft for steering. Fiat has actually mentioned this problem in a technical bulletin (TSB).

If you're having problems with your fiat keys replacement or other car, a reputable locksmith can help. They'll duplicate your existing key or make you new keys that lock and open the car. They are able to do this without looking at your old key, and it's typically cheaper than buying a new one from a dealer.