Fiat 500 Key Fob Replacement
If your 500 key fob doesn't work Try a different one to see if the car will recognize it. If it does, the issue is most likely to be with the original fob's battery or water damage.
First replace the battery. The "+" side should be facing downwards.
Dead Battery
The battery is usually the cause of the fob not functioning. This is a simple fix and most fobs will give you a warning when the battery is failing. There are instructions on YouTube for nearly any key fob on your vehicle or in your owner's manual. You can also bring it to an area locksmith or the dealer that gave it to you to replace it.
Sometimes a fob stops working due to a glitch on the internal circuit board. It's not often however it can occur. The internal chip can be damaged in the event that you drop the fob over something hard. This is also the case if you use an aftermarket key and the fob doesn't work. In fiat 500 car key is essential to see a dealer or locksmith to get the key reprogrammed so that it works with your 500.
One 2012 FIAT 500 Flip Key Remote - Look-alike Ilco brand with lock, unlock and trunk buttons. It is a replacement keyless entry remote (will require cutting & programmed by locksmith)
Chip Damaged
A key fob with the fiat 500 number is a wireless device that provides the signal needed for the car to start when you push the button. It has a microchip that holds details about the code required to communicate with your car. If the chip is damaged it will not transmit the correct code and the car will not start. It's possible to repair this type of damage and a locksmith will help. United Locksmith is capable of offering this service to classic models as well as newer ones, so don't be afraid to call them.
You can buy a new fob and have it professionally programmed by a locksmith. It is cheaper to do this rather than going to the dealer and works the same way. Locksmiths will require specific information from you, including the year in which your vehicle was manufactured as well as the model's name.
If you are not sure how to solve this problem you can try rubbing the chip with a US dollar bill. The copper in the bill is abrasive and can remove oxidation and dirt. However, it won't harm the microchip. The chip might not be repaired if it is physically damaged. This can happen when you drop the chip or run it over by your vehicle.
Water Damage
Water damage is likely to happen on your fob, no matter if you dropped them in the pool unintentionally or put them in a pocket while swimming or splashed them with water during a rainy afternoon. Even if it's just a little water on the key, it could cause serious issues with the electronics inside and stop it from functioning properly.
It is usually possible to fix this issue by getting rid of the fob and then cleaning it with a paper towel. Once the fob has dried it is possible to replace its battery. It will then begin working properly.
You can take it to an auto shop or locksmith to get it professionally programmed and cleaned. These professionals can use special equipment to ensure that the key fob is compatible with the computer in your car.
When your Fiat 500's key fob ceases to work, it could be frustrating and stressful. 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. For this reason, they are a better choice than a dealership.
Pairing Issues
If you drop your keyfob or it ceases to function and nothing else seems to be wrong, it could be the chip. It could be because of water damage or an unresponsive battery.
Most of the time, this can be accomplished by following the directions in your owner's manual. However it's best to get an auto locksmith assist you if you're experiencing difficulties or the steps in the manual don't work for you. This will ensure that the chip isn't fried and will likely be the least expensive option.
Another issue facing 500 owners is that the key fob doesn't secure the car. This could be a problem when you plan to fill up at a gas station. Some owners have reported their 500's locking mechanism failing and needing to replace the entire intermediate shaft for steering. This problem has actually been reported in a technical service bulletin (TSB) issued by Fiat.
If you're having problems with your Fiat car, a reputable locksmith can help. They can duplicate the key you have or make you a brand new one that locks and opens the vehicle. They're able to accomplish this without having to see your old key and are generally much cheaper than getting it from a dealership.