Fiat 500 Key Fob Replacement
If your 500 key fob doesn't work Try a different one to see if the car will detect it. If it does, the issue is likely with the battery or water damage on the fob that was originally used.
Replace the battery first. 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 easy to fix and most fobs will notify you that the battery is low. You can find instructions on YouTube for almost every key fob for your car, or in the owner's manual. You can also change it by taking it to an authorized locksmith or a dealer who gave it to you.
Sometimes, a fob won't working due to a problem on the circuit board inside. This is a bit rare but it can happen. The internal chip could be damaged when you drop the fob on something hard. This can also happen when you use an aftermarket key and the fob does not work. In this scenario you'll need to go to an authorized locksmith or dealer and have it reprogrammed to work with your 500.
One 2012 FIAT 500 Flip Key Remote - resembles Ilco brand with trunk, lock and lock buttons. It is a replacement keyless entry remote (will require cutting and programmed by locksmith)
Chip Damaged
Fiat 500 key fobs are wireless devices that send an electronic signal to the car when you press the button. It has a microchip that holds details about the code required to connect with your car. If the chip is damaged, it won't transmit the correct code and the car will not start. Locksmiths can fix this type damage. United Locksmith is capable of offering this service to classic models as well as the latest ones, so don't hesitate to call them. afraid to call them.
A locksmith can program a new key fob. This is much cheaper than going to a dealer and will function similarly. You'll need some information for the locksmith, for example, the year your vehicle was manufactured and its model.
If you are not sure how to solve this issue you can try rub the chip with a US dollar bill. The copper in the bill is abrasive, and will 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 the chip or run it over by your vehicle.
Water Damage
If you've accidentally dropped your keys in the pool, left them in your purse while swimming at the beach, or splashed them with water on a wet day, it's likely that your fob may have water damage. Even if there is only the smallest amount of water on the key, it can cause serious issues with its electronic components.
The good news is that you can fix this problem by removing the key fob and using the paper towel to cleanse it of any dirt or water that remains. After the fob is dry it is possible to replace its battery. It should then start working properly.
You could also take your fob to a local locksmith or auto shop to have it professionally cleaned and programmed. They can employ special equipment to ensure that the key fob functions with your car's computers.
If your Fiat 500's main fob stops working, it can be stressful and frustrating. You may be tempted to visit a dealer to replace your key fob however this could be expensive and difficult to arrange. Locksmiths can take care of every aspect of the replacement of your car's key fob without the necessity of a dealership visit. Because of this, they are a better choice than an auto dealer.
Pairing Issues
If you accidentally drop your keyfob, or it stops working and nothing else appears to be wrong, it may be the chip. This could be due water damage, a dead battery or it may just need reprogramming.
This can often be done by 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 auto locksmith do this task. This will ensure that the chip isn't damaged and is likely to be the most affordable solution.
A few hundred owners have reported that their keys won't allow them to lock their cars. This can be a huge issue if you're going to a gas station and want to fill up. Some owners have reported their 500's locking mechanism failing and having to replace the entire steering intermediate shaft. fiat 500 key has even mentioned this issue in an technical bulletin (TSB).
If you're experiencing issues with your Fiat vehicle, the services of a reliable locksmith can help. They can duplicate your key or create a new one that locks and starts the vehicle. They can do this without having access to your old key, and it's typically cheaper than buying one from the dealer.