What to Do When Your Fiat 500 Key Fob Stops Working
If your Fiat 500 key fob stopped functioning, you have a few options. You can replace the coin battery, reprogramme it or call a locksmith to help.
A dead battery for a coin is typically the reason behind the key fob to not work. It is easy to replace it with a new one.
Keyless entry
While keyless entry can provide a great deal of convenience but it's important to bear in mind that it's not the same as an actual car key. In order to start the engine, you require a key-fob with an active battery. There could be issues with your remote when the battery in the key fob is dead or damaged. If the key is lost, you'll require replacement in order to gain access to your vehicle.
The chip inside the key fob is equipped with a crypto- or red-key code that communicates with your vehicle's immobiliser to unlock and start. It also transmits wireless signals to your vehicle's central lock system and allows you to access trunks and doors without your key.
If the battery in the key fob is not functioning the signal it transmits to the central locking system or the infotainment system in the vehicle will be lost. The first step is to replace the battery with a fresh one that is the same size and voltage as the old one. Check that the metal clips that hold the battery in place aren't loose, which can damage the internal circuit.
Another reason for the key fob not working is water damage. The rubber seals on the key fob might be damaged from prolonged exposure to soapy, or salty water. If this happens, remove the battery from the key fob and clean it using isopropyl alcohol and paper towels.

Ignition Cylinder
The ignition cylinder (also called the keylock cylinder) is an essential part of your car that helps to keep it secure and safe. While the latest cars feature a keyless power and push button and start systems, traditional ignition cylinders are still found in a variety of vehicles that travel on the road. The ignition cylinder is the mechanical tumbler into which your key slides. The car won't begin if the tumblers have worn out or are failing. The issue is usually caused by the pins in the cylinder degrading. A symptom of this is that the key becomes difficult to turn or might not be able to get into the ignition at all.
Some people have been able to finesse worn-out cylinders by using graphite or WD-40 but these solutions are not permanent and will not fix the issue in the long run. The best solution to your car's issue is to replace the cylinder housing of the ignition. It's a fairly easy DIY project which can be completed in just a few steps.
To avoid electrical shorts, disconnect and isolate your negative battery cable prior beginning your work. Check the repair manual of the factory of your vehicle. This will help you avoid any potential problems with your airbag or Supplemental Restraint System. Be aware that removing any components that could impact the SIR or airbag system could be required when replacing the cylinder.
Key fob
Fiat has been making a comeback in the last few years and there are now many newer Fiats available on the roads. Many of these vehicles use key fobs instead of traditional keys for cars. You can obtain a brand new key fob for Fiat by contacting an expert locksmith. You will get a key fob that functions just like the original. This will provide you with the security you require without worrying about losing your original key.
There may be a remote fob in your Fiat that will unlock the door and start the car. Key fobs with this feature have an electronic transponder that connects to your vehicle's immobiliser. The key fob has an electronic remote which allows you to lock and unlock your vehicle. These key fobs are programmable to work with various models that include older Fiat automobiles.
A professional locksmith can assist you with your car in many other ways than just replacing your key fob. fiat van keys can, for example create a new key if yours has been stolen or lost. This service is more affordable than purchasing a replacement key at a dealership. In some instances, they'll visit you to cut and program the key on the spot.
Remote
The key fob that is in your Fiat 500 is an important part of the security system. It is possible to replace it if it stops working. A locksmith can perform this procedure. You will need to give the locksmith the following information. The first is to give them the vehicle's model and make. Also, you should provide them with the contact details of the owner of the car.
There are several reasons that your key fob might not function properly. One of the most common is a dead battery. Replace the battery with a fresh one of the same size and voltage. It is important to replace the battery with a new one, since a depleted battery can damage the chip.
Another reason your key fob's functionality may cease is interference. This could be caused due to nearby objects or poor weather conditions. It can also occur if other transmitters are operating on the same frequency. You can resolve this problem by disconnecting the 12 voltage battery for a few minutes. Then reconnect the battery in reverse order, taking out the negative cable before the positive.
If your Fiat 500 key fob stops working, the most effective solution is to have a new one programmed. A certified locksmith for cars will be able to do this for you. This will help you save time and money.