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How to Repair Fiat 500 Keys There are many reasons why your Fiat 500 key fob may not function properly. One of the most common is the tiny “watch” battery inside it dies. It's a 3.3-volt lithium CR2032 You can buy it anywhere for less than $3. If you require a 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 On the outside a Fiat key might appear basic however, inside the case is an electronic chip that communicates with your car's immobiliser system. If the chip is not present, or not properly programmed to the immobiliser, your car will not be able start. Car Keys Solutions can offer you standard equipment and technology from dealers to repair your Fiat key, even if the key is damaged or lost. fiat punto key replacement will keep your vehicle running in the event of an accident or lockout. It doesn't matter if you require a standard blank or remote fob we can help. We only use top quality blanks, and we offer a rapid turnaround time so that you can be back to driving in a short time. Some people choose to visit Fiat Dealerships to obtain new keys. We can provide a quicker and cheaper service. We can also come to your location, saving you the cost of towing your vehicle to the dealer. This can also cut out the waiting period which can last up to 10 days at a dealer. Remotes The remote controls for Fiat automobiles look a lot like keys, however they have an IR (infrared) LED at the end. This LED sends an electronic signal to the device which allows the vehicle to open or start when pressed. The microprocessor in a key converts this signal into a code that is then transmitted to the device. This method is referred to as “keyless entry”. The more recent your car is, the more likely you'll have keysless entry. The more modern your car is has, the more features you'll likely get with it. This includes everything from locking and unlocking your car with a button press to unlocking the doors without having to touch the door handle, and 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 specific sequence within the transponder. The vehicle will not 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 if it is damaged. They'll also need to program the new key to be synced with the vehicle's immobiliser. This is a crucial part of the process, and you should be prepared to give information about your vehicle to your locksmith when they call you. Keyless Entry With a keyless entry feature on your Fiat 500 you can lock or unlock your car at the touch of one button. This technology is becoming more widespread in all cars of all ages and types and adds convenience and safety to the vehicle's usage. Check to see if your remote keyless entry system isn't working. The battery in the fob could be dead. If the battery is depleted, replace it with a fresh one that has the same voltage, size, and type as the original. It is also important to ensure that the battery's contacts are clean and free of dust or corrosion. The rubber seals on the key fob guard the electronic chip from water. However prolonged exposure to soapy water or salty water could cause the chip to fail. If your key fob has been exposed to water, take out the battery and allow it to dry completely before putting it back into. You can also clean the electronic chip using isopropyl alcohol or electronic cleaner. Although some may think that keyless entry is less secure, the system is actually more secure than other systems because the code used to unlock your car is rolled away after each use. This means that even if hackers attempt to intercept the signal that they receive, they will not be able to gain access to your vehicle. Transponders Fiat utilizes a crypto-key transponder system which means that the keys and transponders have to be precoded by the Body Control Module before they are “programmed” in the BCM. A blank key that has not been programmed can't be programmed because the BCM must read and write its secret key onto the transponder before locking it. This is known as”cloning. These are new replacement outer cases to replace SIP22 Transponder keys for Fiat 500. They come with a chip that opens the door and starts the vehicle. They will need to be cut professionally by a locksmith to match your ignition.