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How to Repair Fiat 500 Keys There are a variety of reasons why your Fiat 500 key FOB may stop working. One of the most common is when the small “watch” battery that's inside it dies. It's an 3.3 Volt lithium, CR2032, which you can buy just about anyplace for less than $3. A locksmith is the ideal place to call when you require a replacement car key for the classic Fiat model. United Locksmith offers this service and has all the tools and parts required. Keys Fiat keys may appear to be simple however inside is a chip that communicates with the immobiliser system in your car. If the chip isn't present or programmed to the immobiliser system in a correct manner then your vehicle will not start. Fortunately, Car Keys Solutions are able to provide dealer-standard technology and equipment to ensure your Fiat key can be repaired in the event that it has suffered damage or is lost. A spare key is the most efficient way to keep your vehicle running in the event of an emergency or being locked out. We can provide you with a standard blank key or a remote fob. replacement fiat key use the top blanks, and we offer a rapid turnaround time so that you can be back on the road quickly. Some people prefer to visit an Fiat Dealership when they require a new key, but we are able to provide a more affordable and faster service. You'll also save the towing charges of bringing your vehicle from and to the dealership because we can deliver the key to you. This can also decrease the waiting time, which can take up to 10 days for dealers. Remotes The remote controls on Fiat vehicles are like keys, however they feature an IR LED (infrared). This LED sends an electronic signal to the device, which allows the vehicle to open or start when it is pressed. The signal is detected by a microprocessor located in the key, which converts it into a code which is then sent to the device. This is referred to as “keyless entry”. The more modern your car is, the more likely it is that you have a keyless system. The more modern your vehicle has, the more features you'll likely have. This includes locking and unlocking your car at the pushing a button, opening the doors without touching the handle, and so much more. The key fob is equipped with an integrated circuit chip that communicates with the immobiliser system of the car. The system determines whether the key is working by checking a particular sequence in the transponder. The vehicle will not start when the chip isn't present or in the event that it is not programmed to the right immobiliser system. When the key fob is damaged, a locksmith can create a replacement. The locksmith will also have to program the new key to link with the immobiliser of the car. This is an essential part of the process, and you should be prepared to give information regarding your vehicle to your locksmith if they contact you. Keyless Entry If you have a keyless entry system on your Fiat 500, you can lock and unlock the car from any location with the click of a button. This technology is becoming more common in all types of cars which adds convenience and security to the usage of your vehicle. Examine your remote keyless entry system isn't working. The battery in the fob may be dead. Replace the battery with a fresher one of the same voltage size, type and size as the original one if it's drained. Also, make sure that the battery's contact points are clean and free of corrosion or dust. The rubber seals on the key fob shield the electronic chip from water. However long-term exposure to soapy water or salty water may cause the chip to fail. If your key fob has been exposed to water, remove the battery and let it dry completely before putting it back into. You can also clean the electronic chip with isopropyl, or electronic cleaner. The keyless entry system is more secure than the traditional systems, as it generates the code that is used to unlock your car after each use. This means that even if hackers attempt to intercept the signal, they won't be able to gain permanent access to your vehicle. Transponders Fiat uses a crypto keys transponder, which means that keys and transponders have to be encoded with a secret code generated by the Body Control Module (BCM) before being “programmed” into the BCM. A key that is blank and is not programmed can't be programmed as the BCM must read and write the secret key into the transponder before locking it. This process is called the cloning. These are brand new replacement outer case OE SIP22 transponder key for your fiat 500. They come with a chip that opens the doors and also starts the car. Locksmiths must cut them to fit the ignition.