How to Repair Fiat 500 Keys
There are a variety of reasons why your Fiat 500 key FOB may not function properly. The tiny "watch" inside the key FOB can fail. This is a 3.3 voltage lithium, CR2032, which can be purchased almost anywhere for under $3.
A locksmith is the ideal place to call when you require a new car key for a classic Fiat model. United Locksmith can provide this service and will have the tools and spare parts needed.
Keys
Fiat keys may appear to be simple but inside is an electronic chip that connects to the immobiliser system in your car. If the chip isn't present or programmed to the immobiliser system properly then your vehicle will not start. Luckily Car Keys Solutions are able to offer dealer-standard technology and equipment to ensure your Fiat key is repaired, even when it has been damaged or is lost.
A spare key can keep your vehicle running in case of an accident or lockout. We can supply you with a standard blank key or a remote fob. We only use the top blanks and provide a quick turnaround so you can get back to driving in a short time.
Some individuals will opt to go to a Fiat Dealership if they need a new key, but we are able to offer you a cheaper and faster service. We can also come to your location without the expense of towing your vehicle to the dealer. This can also decrease the time it takes to wait, which is usually up to 10 days.
Remotes
The remote controls on Fiat vehicles are like keys, however they come with an IR LED (infrared). This LED sends an electronic signal to the device which opens or turns off the vehicle when it is pressed. The microprocessor in the key converts the signal into a code that is then sent to the device.
This is referred to as "keyless entry". The newer your vehicle is and the more likely you are to have a keyless entry feature. The more advanced your vehicle is, the more features it will have. This includes locking and unlocking your car with the one touch, opening the doors without touching the handle, and so much more.
The key fob is equipped with an integrated circuit chip that connects to the vehicle's immobiliser system. The system can determine whether the key is in fact correct by checking a particular sequence of the transponder. If the chip isn't there, or if it has not been programmed with the correct immobiliser system the vehicle will not begin.
If the key fob is damaged, a locksmith will create a replacement. The locksmith will also need to program the new key to connect with the immobiliser system of your car. This is an important part of the procedure, and you should be prepared to disclose information regarding your vehicle to your locksmith when they call you.
Keyless Entry
With the keyless entry option on your Fiat 500 you can lock or unlock the vehicle with the touch of one button. This technology is becoming more widespread in all cars of all types and ages and can add convenience and safety to your vehicle's use.
Check to see if your remote keyless entry system is not working. The battery in the fob could be depleted. If the battery is drained, replace it with a new one with the same voltage, size, and type as the original. Also, make sure that the battery contacts are free of corrosion or dust.
The key fob's rubber seals that shield the electronic chip from water however, prolonged exposure to salty or soapy water may cause the chip to fail. If your key fob has been exposed to water, remove and allow the battery to dry completely before replacing it. You can also clean the electronic chip with isopropyl alcohol or electronic cleaner.
Keyless entry systems are more secure than conventional systems, because it rolls up the code used to unlock your car after every use. This means that hackers will not be able to gain access to the vehicle even if they intercept the signal.
Transponders

Fiat employs a crypto-key transponder system which means that the keys/transponders must be precoded by the Body Control Module before they are "programmed" within the BCM. new fiat 500 key is the reason a blank unwritten key cannot be programmed, as the BCM must read and write the secret key to the transponder before locking it. This is referred to as the process of cloning.
These are new replacement outer case OE SIP22 transponder key for your Fiat 500. They have a chip inside that unlocks the doors and opens the car. Locksmiths will need to cut them to fit the ignition.