So You've Bought Fiat 500 Replacement Key Cost ... Now What?
Fiat 500 Replacement Key Fob
It's possible to change the battery if the 500 remote key fob isn't working. If you replace the battery and it isn't working it could be the issue elsewhere.
United Locksmith specializes in the production of new keys for classic vehicles. We have the tools and spare parts needed for this job.
Dead Coin Battery
The most common reason your Fiat 500 key fob will not unlock or lock the doors is a dead battery. The battery of the coin cell inside the key fob is likely to drain quickly if you don't use it frequently enough. If your remote started to show signs of weakening such as a loss in range and stopped working completely it is likely that the battery is dead.
The battery in the key fob is secured by metal clips for retaining. If the clips are loose, they can cause contact issues, which could prevent your remote from receiving power. Use a flathead screwdriver to pry open the retaining clip and remove the battery. Make sure to select an identical replacement battery kind of voltage, the same size and specifications as the original battery.
The key fob can also be damaged or corroded through exposure to water. Even a small bath in soapy, warm water can damage the chip. It is recommended to keep your key fob in a dry environment.
Water Damage

Damage to your water supply could be the cause of your key fob's inability to function properly. The rubber seals on key fobs protect them from being damaged by a slight drizzle or splash of water. However, it is important to keep the car keys away from the washing machine, ocean, and pool.
The key fob contains an electronic chip inside that transmits a signal car's immobilizer system. This is what allows your 500 to lock or start, but if the chip gets wet, it's unable to longer work.
You can try cleaning the internal electronics of your key fob using isopropyl alcohol, or an electronic cleaner to determine if they are still good. However, it is probably recommended to purchase a replacement from a dealer rather than trying to fix an item that is submerged in salt water.
A replacement fob could cost you a bit, but it's a lot less expensive than paying to have your Fiat 500 towed to a dealer and fixed there! You can also do it yourself with only a few steps. Be sure to have the correct battery type prior to opening your key fob. This task is more straightforward than it appears, and you can find step-by-step instructions on the internet for nearly any key fob for your car.
Faulty Chip
The chip in the key fob communicates with the vehicle's immobiliser to ensure that the car is capable of starting when the correct key is inserted. If the chip is damaged or corrupted it won't allow your car to start no matter what you do.
A damaged chip could occur due to a variety of reasons but most commonly due to water damage or the battery being dead. Regardless of the reason, it is best to delegate the job to a locksmith since they will be able to repair the chip quickly and at a low cost.
If your key fob will not work after exposure to clean tap or rain water then remove the battery. Clean the electronic component using an old towel. If the key fob will not function, there is the possibility that it has damaged components and requires to be replaced.
Some people will turn to their dealer when in need of a new Fiat key fob, but it can be a expensive option. United Locksmith is the best option if you want your Fiat key fob replaced at a reasonable cost. We have the tools and expertise to repair your Fiat fob quickly and professionally. way.
Faulty Receiver Module
Fiat key fobs send a signal to the vehicle that can unlock and close doors (and start the car for those with an automatic transmission) up to 50 feet. There are a variety of reasons why a fob could stop working. This could be due to a dead coin battery, water damage or worn buttons, a receiver module issue and signal interference, or an electronic chip malfunctioning.
If fiat 500 replacement key uk was placed in the pocket that has been subject to extreme trauma (such as being dropped on the floor or washed in the washer) 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 can only accept signals from a genuine original key, and not from any other.
It is necessary to replace the fob in case this happens. A locksmith professional can 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 duplicate key that works just the same way as the original fob (and costs a fraction of the cost).