How to Repair Fiat 500 Keys There are several reasons why your Fiat 500 key FOB may not function properly The tiny "watch" inside the key FOB will often fail This is a 33 voltage lithium, CR2032, you can buy just about anyplace for less than 3 If you require the replacement key for an older Fiat model, a locksmith is the person to contact United https//wwwthekeylabcouk/fiat-car-keys/ offers this service, and has all the parts and tools needed Keys On the outside, a Fiat key may appear simple however inside the casing is an electronic chip that connects to your car's immobiliser system If this chip is not in place or programmed to the immobiliser system correctly then your vehicle won't start Car Keys Solutions can offer you dealer-standard equipment and technology to repair your Fiat key, regardless of whether the key is damaged or lost A spare key can keep your vehicle in case of an accident or lockout We can provide you with a standard blank key or remote fob We only use the finest blanks that are available and offer an immediate turnaround time so that you are back on the road quickly Some people prefer to visit a Fiat Dealership in order to obtain a new key We can offer the service faster and more affordable You can also avoid the cost of towing your car to and from the dealership, as we are able to come to you This can also reduce the wait time, which is usually up to 10 days Remotes The remote controls on Fiat vehicles are like keys, however they come with an IR LED infrared The LED transmits a signal to the device which opens or turns off the car when you press The signal is picked up by a microprocessor within the key which converts it into a code that is then transmitted to the device This process is called "keyless entry" The more recent your vehicle is, the more likely it is to feature a keyless entry system The more advanced your vehicle has, the more features will come with This includes everything from locking and unlocking the car with a press of a button, to opening the doors without having to actually 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 can determine if the key is correct by checking a particular sequence of the transponder The vehicle will not start when the chip isn't present or in the event that it is not programmed to the correct immobiliser system If the key fob is damaged, a locksmith will make a replacement They'll also have to program the replacement key to sync with the car's immobiliser system It is important to provide your locksmith's details about your car when they call Keyless Entry If you have keys-less entry on your Fiat 500, you can lock and unlock your car from anywhere with a push of one button This technology is becoming increasingly popular across all cars which adds convenience and security to the use of your car Examine your remote keyless entry system isn't working The battery that powers the coin inside the fob might be dead Replace the battery with one with the same voltage size, type, and capacity as the one that came with it if it's drained You should also make sure that the contacts of the battery are free of corrosion or dust The rubber seals on the key fob are designed to protect the chip from water However prolonged exposure to soapy water or salty water may cause the chip to fail If your key fob is exposed to water, take out the battery and let it dry completely before putting it back into You can also try cleaning the electronic chip using isopropyl alcohol or electronic cleaner While some people may believe that keyless entry isn't as secure, this system is actually more secure than conventional systems due to the code that unlocks your car is rolled away after every use This means that hackers will not be able to gain permanent access to your vehicle even if they 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" in the BCM A blank key that is not programmed can't be programmed because the BCM must read and write its secret code onto the transponder before locking it This process is called the cloning These are new replacement outer cases that replace the SIP22 Transponder keys for Fiat 500 They feature a chip which opens the door and begins the vehicle Locksmiths must cut them to fit your ignition