Fiat 500 Replacement Key Fob
If your 500 remote key fob isn't functioning, it could be time to replace the battery. If you do replace the battery but it doesn't work then the issue is likely to be elsewhere.
United Locksmith specializes in the creation of new keys for classic vehicles. We have all of the necessary tools and parts for this type of service.
Dead Coin Battery
A dead battery is the primary cause of your Fiat 500 keyfob not locking or unlocking the doors. The battery for the coin cell in the key fob will drain quickly in the event that you don't use it often enough. If your remote began to show signs of weakness such as a loss of range, and then stopped working completely it is likely that the battery is dead.
Metal clips keep the battery in place on the key fob. If the clips aren't secure, they could cause contact issues which will prevent your remote from receiving power. By using a small flathead screwdriver, pry the retaining clip open to take out the battery, and replace it with a brand new one. Make sure that the battery you choose to use has the same voltage, size and specifications as the original.
The key fob could be damaged or corroded due to exposure to water. Even a small bath in soapy water can cause damage to the electronic chip inside. Make sure your key fob is dry.
Water Damage

If your key fob isn't working properly, it may be due to water damage. Key fobs are fitted with rubber seals that protect them from being damaged by a light rain or splashes of water. However, it is very important to keep your car keys safe from the pool, ocean and washing machine!
The key fob comes with an electronic chip in it that sends a signal car's immobilizer system. The chip is what allows the 500 to start and lock. If it gets wet, however it will not function.
If you're looking to determine if your key fob is functioning You can clean the internal electronics using isopropyl or electronic cleaner. It is best to replace the key fob when it has been submerged into salt water rather than try to repair it yourself.
While a replacement fob can cost a bit of money, it's far less expensive than having to pay for your Fiat 500 to be towed to the dealer and repaired! You could also do it yourself by following some simple steps. Be sure to have the correct type of battery prior to opening your keyfob. This task is far simpler than it appears and there are step-by-step instructions online for virtually any key fob for cars.
Faulty Chip
The chip that is contained in the key fob communicates with the car's immobiliser system to ensure your car is only able to start when the correct key is inserted. If the chip is damaged, or damaged in any way, your car will not start.
A faulty chip can occur due to a variety of reasons but most commonly due to water damage or an unresponsive battery. It is best to leave the work to a professional locksmith, who will be able to replace the chip quickly and at an affordable price.
If program fiat 500 key fob stops functioning after exposure to clean water from the tap or rain, remove the battery and clean the electronic component with a tissue to ensure it's dry before putting it back in. If the key fob will not function, there's an opportunity that it is malfunctioning components and need to be replaced.
Many people will seek out their dealer when in need of a new Fiat key fob, however this is a costly alternative. If you are looking for a low-cost solution to get your Fiat key fob repaired make sure you contact United Locksmith. We have all the tools and knowledge required to repair your Fiat fob quickly and professionally. way.
Faulty Receiver Module
Fiat key fobs transmit an electrical signal to the vehicle that can unlock and lock doors (and start the car if it has an automatic transmission) up to 50 feet. However there are a few things that could cause the fob to cease working. This includes a dead battery, water damage, worn out buttons, a receiver issue, signal interference, or an issue with the chip.
If the fob was in a pocket which has been subject to extreme trauma, such as being dropped on hard floor or getting washed in a wash machine or dishwasher, it might not be capable of communicating with the car's Body Control Module (BCM). The BCM is a security system that will only accept signals from genuine original keys.
If this is the case, then you will require replacing your fob. A professional locksmith is able to handle every aspect of the key replacement procedure and even program a new one for the 500. In fact, they can provide you with a replica key that functions the same as the original fob (and costs only a fraction of the cost).