Fiat 500 Key Fob Replacement
If your 500 key fob stops working Try using a different one to see if your vehicle can detect it. If it does, the issue is likely to be related to the original fob's battery or water damage.
First replace the battery. The "+" side should be facing down.
Dead Battery
The battery is often the cause of a fob not working. It's easy to fix, and most fobs warn you when the battery is in low. You can find instructions on YouTube for almost any car's key fob or look in the owner's manual. You can also change it by taking it to the locksmith or dealer who gave it to you.
Other times a fob can stop working and there may be a problem with the circuit board inside. It's not often but it does happen. If you drop the fob on something hard it could damage the internal chip. It can be a problem if you have an aftermarket fob and the key does not work. In this case it is imperative to visit a dealer locksmith to have the key reset 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 need to be cut & programmed by a locksmith)
Chips Damaged
Fiat 500 key fobs are wireless devices that transmit a signal to the car whenever you press the button. It is equipped with a microchip that contains the information that is needed to communicate with the car. If the chip is damaged, it will not transmit the correct code and the car will not start. Locksmiths can fix the damage. United Locksmith is capable of providing this service for old models as well, as for newer ones, so don't feel afraid to call them.
A locksmith can program a new key fob. This is much cheaper than going to the dealer and it works exactly the same way. You will need to provide certain information to the locksmith, for example, the year your car was manufactured and its model.
Rub the chip with an old dollar bill if not certain what to do. The copper in the bill is abrasive enough to take away oxidation and dirt but it will not cause any harm to the microchip. If the chip is physically damaged, it might not be able to be repaired. This could happen if you drop it, knock it over by your vehicle or any other type of physical force.
Water Damage
If you've accidentally dropped your keys in the pool, put them in your purse while swimming at the beach, or splashed them with water on a rainy day, it's likely that your key fob is likely to suffer water damage. Even if you only have a tiny amount of water on the key, it can cause serious issues with its electronics and hinder it from working properly.
It is possible to fix this issue by getting rid of the fob and then cleaning it using a paper towel. After the fob is dry you can then replace its battery and it will begin functioning normally.
thekeylab can take it to an auto shop or locksmith to have it professionally programmed and cleaned. These experts are able to utilize special equipment to make sure that the key fob is compatible with your car's computer system.
When your Fiat 500's key fob stops working, it can be a stressful and frustrating. You might be tempted to visit a dealer to get your key fob replaced but this could be costly and inconvenient. Locksmiths can replace your key fob, without having to visit the dealership. They are a better choice than the dealership.
Pairing Issues
When you drop your key fob or it stops working, and nothing else seems to be the issue It could be due to the chip that has gone off the rails. This could be due water damage, a dead battery or it could just be that you need to reprogramme it.
It is usually done by following the steps in your owner's manual. However it's a good idea to have an automotive locksmith perform this procedure if you're having difficulties or the steps in the manual don't work for you. This will ensure that the chip is not damaged, and is the least expensive alternative.
500 owners have reported that their key fobs do not lock their vehicles. This could be an problem if you're heading to an gas station to refill. Some owners have even reported their 500's locking mechanism failing and having to replace the entire steering intermediate shaft. This problem has actually been reported in a technical service bulletin (TSB) from Fiat.
A reputable locksmith is able to assist you if your Fiat is having problems. They will duplicate your current key or create a new one that is able to lock and start the vehicle. They're able to do this without seeing your key, and are typically less expensive than buying it from the dealership.