Fiat 500 Replacement Key Fob It's possible to change the battery if the 500 remote key fob is not working. If you replace the battery but it isn't working it could be the issue somewhere else. At United Locksmith, we specialize in making new keys for old automobiles. We have the tools as well as the parts required for this service. Dead Coin Battery A dead battery is the main cause of your Fiat 500 keyfob not locking or unlocking the doors. The battery inside the key fob will deplete quickly when you don't use it often enough. If your remote began to show signs of weakness like a loss of range and then completely stopped working The battery is probably dead. Metal clips keep the battery in place within the key fob. If the clips aren't secure, it can cause problems with contact, which can prevent the remote from receiving power. With a small flathead screwdriver, push the clip that holds the retaining pin open to remove the current battery and then insert a fresh one. Make sure that the battery you choose to use has the same voltage, size and specification as the original. The key fob might also be damaged or corroded due to exposure to water. Even a brief bath in warm, soapy water can damage the chip. It is best to keep your key fob in a dry environment. Water Damage Water damage could be the reason behind your key fob not functioning properly. The rubber seals on key fobs stop them from being damaged by a tiny drizzle or splash of water. However, it is essential to keep the car keys away from the washing machine, the ocean and the pool. The key fob contains an electronic chip inside that sends a signal to your car's immobilizer system. The chip is what allows the 500 to lock and start. If it gets wet, however it will cease to function. Try cleaning https://www.thekeylab.co.uk/fiat-car-keys/ using isopropyl alcohol, or an electronic cleaner to see whether they're still functioning. It is recommended to replace the key fob if it's submerged in salt water rather than attempting to fix it yourself. Although a replacement fob may cost you a little bit of money, it's a lot cheaper than having to pay for your Fiat 500 to be towed to the dealer for repair! Plus, you can do it yourself with several easy steps. Make sure you have the correct type of battery prior to opening your key fob. This is a job that's much easier than it looks, and you can find step-bystep instructions online for nearly every key fob for cars. Faulty Chip The chip inside the key fob is in direct communication with the immobiliser of your vehicle to ensure that the vehicle will only start when correct keys are used. If the chip is damaged or corrupted in any way it will not start. Damage to the water or a dead cell battery are the two most common causes of an unreliable chip. It is best to hand over the work to a professional locksmith, who can repair the chip quickly and at reasonable cost. If your key fob stops functioning after exposure to clean water from the tap or rain, unplug the battery and clean the electronic component with a paper towel to ensure that it is completely dry before putting it back into. If the key fob does not work, there is the possibility that it has an issue with the component and requires to be replaced. Many people will seek out their dealer when they are in need of a new Fiat key fob, but this is a expensive alternative. If you are seeking a cost-effective method to have your Fiat key fob repaired then look no further than United Locksmith. We have the tools and expertise necessary to fix your Fiat key fob in a quick and professional manner. Faulty Receiver Module Fiat key fobs send a signal up 50 feet to the vehicle, which will unlock and close the doors (and start the vehicle if it has automatic transmissions). However, there are some things that can cause the fob to cease functioning. These include a dead coin battery, water damage or worn buttons as well as a receiver module problem and signal interference or an electronic chip that has failed. If the fob was placed in an area that has experienced extreme trauma (such as being dropped onto the floor, or washed in the washing machine) it might not be in a position to communicate with the Body Control Module (BCM) of the car. This is because the BCM is a secure system that will only accept a signal from a genuine original key and not accept any other. If this is the case, you must replace your fob. A professional locksmith will manage the entire replacement process including programming a new key to your 500. In fact, they can even provide you with a clone key that works just the same as the original fob (and costs a fraction of the price).