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How to Repair Fiat 500 Keys There are several reasons your Fiat 500 key FOB may not function properly. One of the most frequent is the tiny “watch” battery inside dies. This is a 3.3 volt lithium battery, CR2032, which you can purchase almost anyplace for less than $3. When you need keys to replace an older Fiat model locksmith is the one to contact. United Locksmith can provide this service and will have the tools and replacement parts required. Keys On the outside a Fiat key might appear basic however inside the case is an electronic chip that connects to your car's immobiliser system. If the chip isn't in place or programmed to the immobiliser system properly your car won't start. Luckily Car Keys Solutions are able to provide dealer-standard technology and equipment to ensure your Fiat key can be repaired the damage it sustained or is lost. The possession of a spare key is the best way to keep your vehicle running in the event of a crisis or being locked out. We can supply you with a standard key or a remote fob. We only use the top blanks and offer a fast turnaround so you can get back on the road quickly. Some people prefer to go to an Fiat Dealership when they require a replacement key, but we can provide a more affordable and faster service. We can also come to your location, saving you the cost of towing your car to the dealer. This can also reduce the wait time, which is usually up to 10 days. Remotes The remote controls on Fiat vehicles are similar to the keys themselves, with the exception that they have an IR (infrared) LED on the other end. This LED transmits an electronic signal to the device which opens or turns off the vehicle when pressed. The microprocessor in the key transforms the signal into a code which is then sent to device. This process is known as “keyless entry”. The more recent your vehicle is and the more likely it will be to feature a keyless entry system. The more advanced your car has, the more features will come with. This includes everything from locking and unlocking your car using a button to opening the doors without having to touch the door handle, and more. The key fob is equipped with an integrated circuit chip that communicates with the immobiliser system in the car. The system will determine whether the key is in fact correct by checking a particular sequence of the transponder. The vehicle won't start in the event that the chip is not present or if it's not programmed to the correct immobiliser system. A locksmith can repair the key fob if it's damaged. The locksmith will also have to program the new key to link up with the immobiliser system of your car. You must be prepared to give your locksmith information about your vehicle when they call. Keyless Entry With the keyless entry option on your Fiat 500 you can lock or unlock your car with the touch of an button. This technology is becoming more common in vehicles of all ages and models and adds convenience and security to the use of your vehicle. Examine your remote keyless entry system is not working. The battery inside the fob could be depleted. Replace the battery with a newer one of the same voltage size, type, and capacity as the original if it is drained. fiat 500 key fob replacement should also ensure that the battery's contacts are free of dust or corrosion. The key fob's rubber seals that shield the chip from water, however, prolonged exposure to salty or soapy water can cause the chip to fail. If your key fob has been exposed to water, take it off and let the battery dry completely before replacing it. You can also clean the electronic chip by using isopropyl or electronic cleaner. While some people may believe that keyless entry is less secure, this system is actually more secure than conventional systems due to the code used to unlock your car is rolled away after each use. This means that hackers will not be able gain permanent access to the vehicle even if they are able to intercept the signal. Transponders Fiat uses a crypto key transponder system which means that the keys/transponders need to be precoded by the Body Control Module before they are “programmed” within the BCM. A key that is blank and is not programmed can't be done because the BCM must read and write its secret key onto the transponder before locking it. This process is referred to as”cloning. These are brand new replacement outer cases that replace the SIP22 Transponder keys for Fiat 500. They contain a chip that opens the doors and starts the car. Locksmiths will have to cut the chip to fit your ignition.