Fiat 500 Replacement Key Fob
It's possible to change the battery if your 500 remote key fob isn't working. If you replace the battery but it still doesn't work, the problem may be somewhere else.
At United Locksmith, we specialize in the creation of new keys for classic automobiles. We have the tools as well as the parts required for this service.
Dead Coin Battery
The most frequent reason that your Fiat 500 key fob will not unlock or lock the doors is a dead battery. The key fob comes with an in-built battery that can quickly deplete when it isn't being frequently used. If your remote has started to show signs of a loss of range, or has stopped working in the middle of the night, then your battery may be dead.
Metal clips hold the battery securely on the key fob. If the clips aren't tight, they can cause contact issues that prevent your remote to receive power. Utilizing a small screwdriver, pry the retaining clip outwards to take out the battery and replace it with a new one. Be sure to choose a replacement battery with the same type of voltage, size, and specification as the original battery.
The key fob might be damaged or corroded by water exposure. Even a quick bath in soapy water may damage the electronic chip inside. It is best to keep your key fob in a dry location.
Water Damage
If your key fob isn't operating properly, it may be due to water damage. The rubber seals on key fobs protect them from being damaged by a slight drizzle or splash of water. However, it's important to keep the keys from the washing machine, the ocean, and pool.
The key fob comes with an electronic chip which sends an electronic message to the immobilizer system in your car. This is the reason why your 500 can start or lock, but in the event that the chip becomes wet, it will no longer work.
You can clean the internal electronics of your key fob using isopropyl alcohol or an electronic cleaner to determine whether they're still working. spare key for fiat 500 is best to replace a key fob if it's submerged into salt water rather than try to repair it yourself.
While a replacement fob could cost you a little bit of money, it is much cheaper than having to pay for your Fiat 500 to be towed to the dealer and repaired! You can also do it yourself by following a few simple steps. Just make sure you have the right battery type before you attempt to open your key fob. This task is more straightforward than it appears, and you can find step-bystep instructions on the internet for nearly any key fob in your car.
Faulty Chip

The chip inside the key fob communicates with the immobiliser on your vehicle to ensure that the vehicle will only start when proper keys are inserted. If the chip is damaged or corrupted the car will not start, no matter what you do.
Water damage or a dead cell battery are the two most frequent causes of defective chips. Whatever the reason, it's best to delegate this work to a locksmith since they will be able to replace the chip fast and at a reasonable cost.
If your key fob will not function after being exposed to clean rain or tap water, remove the battery. Clean the electronic component using a paper towel. If the key fob does not work it's likely to be an issue with the chip and must be replaced.
Many people will seek out their dealer when in need of an entirely new Fiat key fob, however this can be a very costly option. If you are looking for a low-cost solution to have your Fiat key fob fixed Look no further than United Locksmith. We have the tools and experience needed to repair your Fiat key fob in a quick and professional way.
Faulty Receiver Module
Fiat key fobs transmit signals of up 50 feet to the vehicle, which can unlock and lock the doors (and start the vehicle for vehicles with automatic transmissions). However, there are some things that could cause the fob to cease functioning. This includes a dead coin-battery, water damage, worn out buttons or a receiver issue signal interference, or malfunctioning chips.
If the fob was located in an area that has experienced severe trauma (such as being dropped on the floor or washed in the washer), it may not be able 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 another.
You'll need to replace the fob in case this occurs. A professional locksmith can take care of every aspect of the replacement process and can even program a brand new one for the 500. They can even offer an identical fob that functions exactly the same way as the original (and costs just less than the price).