How to Find a Fiat 500 Spare Key Fiat's iconic 500 has become an iconic vehicle since its relaunch in 2007. The company has since kicked off a bigger offensive towards different engines with a mild-hybrid version. The replacement of the key fob batteries on a Fiat 500 are simple and affordable. https://www.thekeylab.co.uk/fiat-car-keys/ will hand over the key within 10 days. Troubleshooting The key fob has an electronic chip that communicates with the Fiat immobiliser system. This guarantees that only authorized vehicles can start their cars. If the transponder contained in your key fob is damaged, it will not be able to connect to the immobiliser, which means that your car won't start. The good news is that it's feasible to repair a damaged or broken key fob provided that the chip isn't physically damaged. Locksmiths who are professionals will use the same technology used by dealers to repair the chip quickly. By using an OBD scanner, it is possible to determine if the fob is still communicating with the receiver module. This is a simple and easy process that can provide you with a first indication of the issue. If the OBD scan tool shows that communication between the receiver and transmitter modules is not occurring it could be necessary to replace the fob's transmitter module. This is an expensive option and should be left to a locksmith. Dead Coin Battery The most frequent reason for a 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 in range of your vehicle. Then, try pressing the "Lock" or "Unlock" button to determine if the key fob responds. If the key fob's signal is out of range, it might not be responsive at all, or might only work intermittently. This could be a sign of a defective circuit. In this scenario, you'll need to consult the manual of the 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 release the old battery. Insert a new #CR2032 3-volt battery into the fob with the "+ side" facing the rear cover and the " side" looking down towards the rubber buttons. Water Damage Although the key fob comes with rubber seals that keep water out of the electronic chip, it is not waterproof. The key fob is likely to be fine with water from a shower or water from a wash, however, submerging it into the ocean or in pool water is not recommended. The key fob will need to be reprogrammed if the device is exposed to water. You can follow the instructions in the owner's guideline, or go to an expert locksmith or Fiat dealer. A fob that's out of range may stop working. The range of the fob's range is usually about 30 feet. If they are too far away from your car, then it will not recognize them. The first thing to try is to move closer to your vehicle. If this fails, you may need to replace the key fob. You can find battery replacement instructions for a variety of automobiles on YouTube or in the owner's manual. This is a good time to think about buying a new key fob if it is beginning to look shabby and damaged. Faulty Receiver Module In more modern models of Fiat cars it is not necessary to have a physical key to open or start the car. The cars are equipped with keys that transmit wireless signals to the car, allowing it to turn on and off the engine. Locksmiths can fix the damaged 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 some details over the telephone when you need a replacement Fiat key. For instance, you will be required to mention the year of production for your car and the name of the model. This is crucial because the locksmith will need this information to make sure that the new key works with the existing locks. Not all locksmiths can make replacement keys for Fiat automobiles. Find a locksmith with an established track record and experience in the field. You can be certain that the key will work with your car and you won't be wasting money. Keys that are not paired If you have a keyfob that has stopped working, the most common cause is the battery is dead. The key fob comes with clips of metal that keep 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 the loss of power. Replace the battery with a new one of the same size, voltage and specification, or a spare. If the key fob has been submerged in water, it is essential to dry it before inserting it back into the device. This can be accomplished using isopropyl or electronic cleaner. It is also advisable to take the battery off and clean the circuit board before replacing it. If you're not able to locate a spare key, your best option is to contact a locksmith. A locksmith with the ability to reprogram Fiat transponder keys is able to do this without needing to look at the original keys. This is a much less expensive and quicker solution than waiting for a genuine Fiat key to arrive from Italy. A professional locksmith will have the tools and equipment required to complete the replacement as fast as is possible.