How to Repair Fiat 500 Keys There are a variety of reasons why your Fiat 500 key fob may stop working. The small "watch" inside the key FOB can fail. It's a 3.3 Volt lithium, CR2032, which can be purchased almost anyplace for less than $3. A locksmith is the best choice to call if require a replacement car key for a classic Fiat model. United Locksmith offers this service, and has all the parts and tools required. Keys Fiat keys might appear simple however inside is a chip that is communicating with the immobiliser system in your vehicle. If the chip isn't present, or not programmed correctly to the immobiliser, your vehicle won't be able start. Fortunately Car Keys Solutions are able to offer standard technology and equipment that will ensure your Fiat key can be repaired if it has suffered damage or has been lost. A spare key is the most efficient way to keep your vehicle running in the event of a disaster or being locked out. We can supply you with a standard key or a remote fob. We only use the finest blanks that are available and offer quick turnaround so that you get back on the road in a hurry. Some customers prefer to visit Fiat Dealerships to obtain a new key. We can provide the fastest and most affordable service. We can be there for you to save you the expense of towing your car to the dealer. This can also reduce the time it takes to wait which can be anywhere from 5 to 10 days. Remotes The remote controls of Fiat vehicles are like keys, however they come with an IR LED (infrared). This LED transmits an indication to the device which opens or turns off the car when you press. The microprocessor inside the key converts the signal into a code that is then transmitted to the device. This is known as "keyless entry". The more modern your vehicle, the more likely it will be to feature a keyless entry system. The more advanced your vehicle is, the more features it will have. This includes locking and unlocking your car at the a push of a button and opening the doors with out touching the handle, and so much more. The key fob has an integrated circuit chip that connects to the immobiliser system of the car. The system is able to determine if the correct key is in place by observing a certain sequence of digits inside the transponder chip. The vehicle won't start in the event that the chip is not present or when it's not programmed with the right immobiliser system. A locksmith can repair the key fob in case it's damaged. They'll also have to program the replacement key to sync with the car's immobiliser system. This is an essential part of the procedure, and you must be prepared to provide details about your car to your locksmith when they call you. Keyless Entry With a keyless entry on your Fiat 500 you can lock or unlock the car with the touch of an button. This technology is becoming increasingly popular in all types of cars which adds convenience and security to the use of your car. Verify that your remote keyless entry system is not working. The coin battery inside the fob could be dead. If the battery has been drained replace it with a fresh one with the same voltage, size and type as the original. Also, ensure that https://www.thekeylab.co.uk/fiat-car-keys/ of the battery are free of corrosion or dust. The key fob has rubber seals to protect the chip inside from water, but prolonged exposure to salty or soapy water may cause the chip to fail. If your key fob has been exposed to water, you must remove it and let the battery dry completely before replacing it. You can also clean the electronic component using isopropyl, or electronic cleaner. While some people might believe that keyless entry isn't as secure, this system is actually more secure than other systems because the code that unlocks your car is rolled up after every use. This means that hackers will not have the ability to gain permanent access to your vehicle, even if they are able to intercept the signal. Transponders Fiat uses a crypto keys transponder system which means the keys and transponders have to be encoded with a secret code generated by the Body Control Module (BCM) before being "programmed" into the BCM. This is the reason a blank unwritten key cannot be programmed because the BCM must read and write the secret code to the transponder & lock it. This is referred to as the cloning. These are new replacement outer case SIP22 transponder keys that fit your fiat 500. They have a chip inside that unlocks the doors and opens the car. They will need to be professionally cut by a locksmith in order to fit your ignition.