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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 frequent is the tiny “watch” battery that's inside it that fails. This is an 3.3 Volt lithium battery, CR2032, which can be purchased almost anywhere for under $3. If you require the replacement key for an older Fiat model, a locksmith is the one to contact. United Locksmith can provide this service and has the tools and replacement parts needed. Keys Fiat keys may look simple, but inside is an electronic chip that connects to the immobiliser system in your vehicle. If the chip isn't present or programmed to the immobiliser system properly your car won't start. Fortunately Car Keys Solutions are able to provide dealer-standard technology and equipment that will ensure your Fiat key can be repaired when it has been damaged or has been lost. A spare key can keep your vehicle running in the event of an accident or lockout. We can provide you with a standard blank key or a remote fob. We only use the highest quality blanks and offer a quick turnaround time so that you can be back to driving quickly. Some people prefer to visit an Fiat Dealership when they require a new key, but we can offer a lower cost and faster service. You'll also save the towing charges of bringing your vehicle from and to the dealership as we can deliver the key to you. This can also cut out the waiting time which can last up to 10 days at a dealer. Remotes The remote controls on Fiat vehicles are similar to the keys themselves, with the exception that they feature an IR (infrared) LED at the top. The LED transmits signals to the device which allows the car to open or stop when pressed. The signal is detected by a microprocessor in the key, which converts it into a code which is then sent to the device. This process is called “keyless entry”. The more recent your car is and the more likely it will be to include a keyless entry system. The more modern your vehicle has, the more features you'll likely find in it. This includes everything from locking and unlocking your car using a button, to opening the doors without having to touch the door handle, and much more. The key fob is fitted with an integrated circuit chip that communicates with the immobiliser system in the car. The system can determine whether the key is in fact correct by checking a particular sequence of the transponder. If the chip is not present, or is not programmed to the correct immobiliser system the vehicle won't begin. When fiat ducato key replacement TheKeyLab is damaged, a locksmith will make a replacement. The locksmith will also have to program the new key to sync up with the immobiliser system in the car. This is an important part of the process, and you should be prepared to give information about your car to your locksmith when they call. Keyless Entry If you have a keyless entry system in your Fiat 500, you can secure and unlock the car at any time with the push of one button. This is a growing feature across all cars that adds security and convenience to the operation of your car. If your remote keyless entry system fails to work, check to see if the coin battery in the fob has died. If the battery is drained, replace it with a new one with the same size, voltage and type as the original. You should also ensure that the contacts of the battery are free of corrosion or dust. The key fob is fitted with rubber seals to protect the chip inside from water, however, prolonged exposure to salty or soapy water could cause the chip to fail. If your key fob is exposed to water, you must remove the battery and allow it to dry completely before putting it back into. You can also clean the electronic component using isopropyl or electronic cleaner. Although some may think that keyless entry is less secure, the system is actually more secure than traditional systems due to the fact that the code that unlocks your vehicle is rolled back after each use. This means that hackers will not be able to gain access to your vehicle, even in the event that they intercept the signal. Transponders Fiat utilizes a crypto key transponder system which means the keys/transponders have to be precoded with a secret code by the Body Control Module (BCM) before being “programmed” into the BCM. A blank key that is not programmed can't be programmed as the BCM must read and write its secret key into the transponder before locking it. This is known as the process of cloning. These are new replacement outer case SIP22 transponder keys that fit your Fiat 500. They come with a chip that opens the door and starts the vehicle. They will need to be professionally cut by a locksmith to fit your ignition.