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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. The tiny “watch” inside the key FOB often dies. This is an 3.3-volt lithium CR2032 and you can find it anywhere for less than $3. A locksmith is the ideal place to call when you need a new car key for a classic Fiat model. United Locksmith offers this service, and has all the tools and parts needed. Keys Fiat keys may appear to be simple however inside is an electronic chip that connects to the immobiliser system of your car. If the chip is not present, or not properly programmed to the immobiliser, your car won't be able start. Luckily Car Keys Solutions are able to offer dealer-standard technology and equipment to ensure that your Fiat key can be repaired, even in the event that it has suffered damage or has been lost. The possession of a spare key is the most efficient method to keep your car running in the event of a crisis or being locked out. It doesn't matter if you require an ordinary blank or a remote fob we can help. We use the best quality blanks available and offer a fast turnaround to ensure you can get back on the road quickly. Some people will choose to go to a Fiat Dealership if they require a new ignition key, but we can offer you a cheaper and faster service. We can be there for you to save you the expense of towing your car to the dealer. This will also reduce the waiting time which is often up to 10 days for dealers. Remotes The remote controls for Fiat automobiles look a lot like keys, however they have an IR (infrared) LED on the bottom. The LED transmits an IR signal to the device which opens or starts the car when you press. The signal is picked up by a microprocessor in the key which converts it into a number 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 are to have a keyless system. The more recent your car and the more features you'll likely get with it. This includes everything from locking and unlocking your car using a button, to opening the doors without having to hold the door handle and many more. The key fob is outfitted with an integrated circuit chip which communicates with the immobiliser system of the car. spare key for fiat 500 www.thekeylab.co.uk is able to determine if the key is correct by checking a particular sequence within the transponder. If the chip isn't there, or if it has not been programmed to the correct immobiliser system, the vehicle won't begin. If the key fob has been damaged, a locksmith can create a new one. The locksmith will also need to program the new key to connect up with the immobiliser system of your car. It is important to provide your locksmith details regarding your vehicle whenever they call. Keyless Entry If you have keys-less entry on your Fiat 500, you can lock and unlock the car from any location with the click of the button. This technology is becoming more prevalent in cars of all ages and models and can add convenience and security to the vehicle's usage. If your remote keyless entry system isn't working Check to see if the coin battery in the fob has died. If the battery is empty replace it with a fresh one with the same voltage, size, and type as the original. You should also ensure that the contacts of the battery are free of dust or corrosion. The key fob is fitted with rubber seals that shield the chip from water, but prolonged exposure to salty or soapy water could 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 might believe that keyless entry isn't as secure, the system is actually more secure than other systems because the code used to unlock your car is rolled away after every use. This means that hackers will not have the ability to gain permanent access to your vehicle even when they intercept the signal. Transponders Fiat employs a crypto-key transponder system which means the keys or transponders must be encoded with a secret code that is generated by the Body Control Module (BCM) before being “programmed” into the BCM. This is why an unwritten key is not able to be programmed because the BCM must read and write the secret code to the transponder and then lock it. This is referred to as the process of cloning. These are new replacement outer cases that replace the SIP22 Transponder keys for Fiat 500. They have a chip that unlocks the door and opens the vehicle. Locksmiths will need to cut them to fit in your ignition.