Fiat 500 Replacement Key Fob
If your remote key fob has stopped working, it's time to replace the battery. If you replace the battery but it doesn't work the issue could be somewhere else.
At United Locksmith, we specialize in making new keys for classic automobiles. We have the tools as well as the parts needed for this job.
Dead Coin Battery
The most frequent reason why your Fiat 500 key fob will not unlock or lock the doors is a dead battery. The key fob contains the battery of a coin-cell that can quickly deplete if it is not frequently used. If your remote began to show signs of weakening like a loss of range and then completely stopped working the battery could be dead.
The battery in the key fob is held in place by steel clips that retain it. If the clips are not tightly secured, they could result in contact issues that prevent your remote to receive power. Use a flathead screwdriver pry open the retaining clip and remove the old battery. Be sure to use a replacement with the same type of voltage, dimensions and specifications as the original battery.
The exposure to water can cause the key fob to corrode or become damaged. Even a quick bath in soapy, warm water could damage the chip. Keep your key fob 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 prevent them from being damaged by light rain or splashes of water, however it is crucial to keep your car keys from being tossed into the ocean, pool, and washing machine!
The key fob has an electronic chip inside it that sends a signal car's immobilizer system. replacement key for fiat 500 is what allows your 500 to start or lock, however in the event that the chip becomes saturated, it won't be able to longer function.
You can clean your key fob's internal electronics with isopropyl alcohol or an electronic cleaner to determine whether they're still in good condition. However, it's recommended to purchase a replacement from a dealership rather than trying to fix the key fob that is submerged in salt water.
A replacement fob might cost you a bit but it's far cheaper than having to have your Fiat 500 towed to a dealership and fixed there! You could also do it yourself by following just a few steps. Be sure to have the correct battery type before you attempt to open your key fob. You can find step-bystep instructions for any car keyfob on the internet.
Faulty Chip
The chip inside the key fob communicates directly with the immobiliser in your vehicle to ensure that the vehicle will start only when the correct keys are used. If the chip is damaged or damaged the car will not start, no matter what you do.
A faulty chip can occur due to a variety of reasons, but the most common cause is water damage or the battery being dead. Whatever the reason, it is best to delegate the work to a locksmith as they will be able to repair the chip quickly and at a low cost.
If your key fob fails to function after exposure to clean water from the tap or rain, take off the battery and clean the electronic component with a towel to ensure it's completely dry before putting it back into. If the key fob isn't working it's probably an issue with the chip and is required to be replaced.
Some people go to their dealer if they need an entirely new Fiat fob. However, this could be a costly option. If you are looking for a low-cost solution to have your Fiat key fob fixed make sure you contact United Locksmith. We have the tools and experience needed to fix your Fiat fob in a professional and timely manner.
Faulty Receiver Module
Fiat key fobs transmit an electronic signal to the vehicle that will unlock and lock doors (and start the car if it has an automatic transmission) up to 50 feet. However, there are some things that could cause the fob to stop working. This includes a dead coin battery, water damage buttons, worn out buttons and a receiver module issue, and signal interference or an electronic chip malfunctioning.
If the fob is in a pocket which has suffered a severe trauma, such as being dropped on a hard floor or being washed in the washing machine or dishwasher, it might not be able to communicate with the car's Body Control Module (BCM). The BCM is a security system that can only accept signals from genuine keys.
If this is the case, then you will need to replace your fob. A professional locksmith can take care of all aspects of the key replacement process, including programming a new one for your 500. They can even provide an identical fob that functions just like the original (and costs only less than the cost).