How to Find a Fiat 500 Spare Key Fiat's classic 500 has evolved into an icon since its relaunch in 2007. The company is now launching a larger offensive to different engines by launching a hybrid version. Replacing the key fob's battery on the Fiat 500 is straightforward and cost-effective. The Fiat main dealer will provide the key within 10 days. Troubleshooting The key fob contains an electronic chip that communicates with Fiat's immobiliser system to ensure that only authorised cars can start the engine. If the transponder inside your key fob has been damaged the chip will not be able to connect to the immobiliser. This means that your car will not start. The good thing is that it's possible to repair a damaged key fob, provided the chip isn't physically damaged. https://www.thekeylab.co.uk/fiat-car-keys/ will utilize the same technology used by dealers to repair it quickly. It is possible to utilize an OBD scanner to see whether your device is in communication with the receiver module. This is a straightforward process, and it can provide first indications of the root cause. If the OBD scanner says there is no communication between the receiver and transmitter modules, it could be necessary for the fob's transmitting module to be replaced. This is a cost-effective option and should be left to locksmiths. Dead Coin Battery The most frequent reason for the key fob not working is a dead coin battery. This is a simple fix that only takes about a couple of minutes. First, make sure that the key fob is within the range of your vehicle. Then, press the "Lock" or "Unlock" button to determine if the key fob responds. The key fob may not function at all, or maybe only intermittently, if out of range. This could be a sign of a defective circuit. In this instance you'll have to consult the manual of your owner for instructions on how to reprogram the key fob. The mechanical latch can be removed from the back of the key fob. (See the image below). Then, gently pry the edge of the battery holder away from the switch to take out the old battery. Then, put a new # CR2032 3 volt batteries into the fob with the "+" side facing toward the rear cover of the key fob, and the "-" side facing down towards the rubber buttons. Water Damage The key fob is not waterproof even though it's got rubber seals that stop water from entering the electronic chip. A splash of rain or a wash cycle is likely to be acceptable however, submerging the key fob in pool or ocean water will probably damage it. If the key fob is exposed to water and stops functioning it must be reprogrammed. This can be done by following the instructions in the owner's guide or by bringing it to an expert auto locksmith or an Fiat dealer. A fob that's out of the range of operation may stop working. The range of the fob's range is usually around 30 feet. If they're too far from the car, then it might not recognize the fob. For starters, try moving closer to your car. If this fails, you may need to replace your key fob. There are battery replacement instructions for the majority of automobiles on YouTube or in the owner's manual. If your key fob appears damaged and scratched, then it's time to replace it. Faulty Receiver Module In more modern models of Fiat cars you don't need an actual key to open the car or start it. The cars utilize keys that send a wireless signal to the car to turn on and off the engine. If you've broken your key fob, a locksmith is able to replace it for you. You can leave this task to the experts and save time and money. They can also program a new key for your Fiat. You will need to provide the locksmith with a few information over the phone when you want to purchase a spare Fiat key. For instance, you'll need to provide the year of production of your car as well as the model's name. This is important as locksmiths need it to ensure that the new key works with the locks in place. There are not many locksmiths who can make replacement keys for Fiat cars. It is important to choose one with a good reputation and has experience in this field. You can rest assured that the key will work with your vehicle and you won't be wasting money. Keys that are not paired If you have a key fob that isn't functioning, the main cause is the battery is dead. The key fob comes with clips made of metal that hold the button cell in place and complete the circuit in the event that they wear out or loose it can result in contact issues and no power. Replace the battery with one of the same voltage, size and specification, or a spare. It is essential to dry out the key fob if it was submerged in liquid. This can be accomplished by using isopropyl or electronic cleaner. It is also recommended that you remove the battery and clean the circuit board and replace it prior to replacing. If you're unable locate a spare key, the best choice is to call locksmith. A qualified locksmith can reprogram the Fiat transponder keys without having to look up the original keys. This is a much faster and less expensive option rather than waiting for the original Fiat key from Italy to arrive. A professional locksmith has the tools and equipment needed to replace your key as fast as they can.