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How to Find a Fiat 500 Spare Key Fiat's iconic 500 has become something of an iconic car since its relaunch in 2007. The company is now launching an additional attack against different powertrains with the launch of a mild hybrid version. The replacement of key fob batteries on a Fiat 500 are simple and cost-effective. The Fiat main dealer will hand over the key in approximately 10 days. Troubleshooting The key fob has an electronic chip which communicates with your Fiat's immobiliser system to ensure that only authorized cars are able to start the engine. If the transponder in your key fob is damaged the chip will not be in a position to connect to the immobiliser. This means that your vehicle won't start. fiat punto key replacement is possible to repair the key fob of a person who has been damaged, so long that the chip isn't physically harmed. A professional locksmith can assist with this, and they'll utilize the standard technology of dealers to repair it quickly and efficiently. With an OBD scanner, it's possible to check if the fob is still communicating with the receiver module. It's a quick and simple procedure that will provide a first indication of the problem. If the OBD scanner says there is no communication between the receiver and transmitter modules, it could be required for the fob's transmitter module to be replaced. This can be a pricey option, and it's best left to a professional locksmith. Dead Coin Battery A dead coin battery is the most common reason for the key fob to not work. This is an easy fix that only takes just a few minutes. Make sure the key fob is recognized by your vehicle. Then, try pressing the “Lock” or “Unlock” button to check if it responds. The key fob could not function at all, or perhaps only intermittently, if out of range. This could be an indication of a damaged circuit board. In this instance you'll need to check your owner's manual for instructions on how to reprogram the key fob. You can change the battery by removing the mechanical latch on the back of the fob (see the image below). Then, gently pull out the edges of the battery holder close to the switch. Remove the old coin cell battery. Then, put a new #3 volt battery into the fob holder with the “+” side facing towards the rear cover of the key fob and the “+” side facing down toward the rubber buttons. Water Damage Although the key fob has rubber seals that keep water from the electronic chip, it is not waterproof. A splash of rain or washing cycle is likely to be fine, but submerging the key fob in ocean or pool water is likely to damage it. The key fob has to be reprogrammed if the device is exposed to water. This can be done by following the directions in the owner's manual or by bringing it to an expert auto locksmith or an Fiat dealer. Another reason a key fob won't work is because it's out of the range of your car. Key fobs typically have a range of approximately 30 feet, and if they're too far from your vehicle, it won't be able to recognize them. For starters, try moving closer to your vehicle. If you're not able to get it working, the key fob battery may need to be replaced. There are battery replacement instructions for a variety of vehicles on YouTube or in the owner's manual. If your key fob appears scuffed and dented, it's time to replace it. Faulty Receiver Module Fiat's more modern models do not require the use of a key to start or open the car. The cars have an electronic remote control that sends an wireless message to the car in order to turn the engine off and on. A locksmith can repair a broken key fob. You can save yourself time and money by delegating this job to professionals. They can also program a brand new key for your Fiat. You'll have to give the locksmith a few details over the phone if you want to purchase a spare Fiat key. For instance, you'll be required to give the year of production of your vehicle and the name of the model. This is vital as the locksmith needs it to ensure that the new key is compatible with the locks in place. There are not many locksmiths who can make replacement keys for Fiat automobiles. Find a locksmith that has an established track record and experience in the field. You can be assured that the key will work with your car and you won't waste money. Unpaired Key The most common reason for a key fob not working is a dead coin battery. The key fob has metal clips for retaining the button cell in place and complete the circuit, therefore, if they wear out or broken, it can cause contact issues and no power. Replace the battery with a fresh one with the same size, voltage, and specifications, or a spare. It is crucial to dry out the key fob in case it is submerged in liquid. This can be accomplished using isopropyl or electronic cleaner. It is also recommended to take the battery off and clean the circuit board before replacing it. Contacting a locksmith is the best option if you are unable to locate an alternative. A locksmith who is experienced can reprogram the Fiat transponder key without needing to look up your original keys. This is a faster and less expensive option rather than waiting for the original Fiat key from Italy to arrive. A professional locksmith will have all the necessary tools and equipment to replace your key as quickly as is possible.