Fiat 500 Replacement Key Fob
If your 500 remote key fob isn't working, it may be time to replace the battery. If you replace the battery, but it's still not working, the problem may be somewhere else.
At United Locksmith, we specialize in the creation of new keys for classic automobiles. We have the tools and parts needed for this job.
Dead Coin Battery
A dead battery is the main 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 if you don't use it often enough. If your remote starts to show signs like a loss in range or stopped working and the battery is not working, it could be dead.
The battery inside the key fob is held in place with metal clips that retain it. If the clips are loose, they can cause contact issues, which could prevent the remote from receiving power. Use a flathead screwdriver pry open the retaining clip and remove the battery. Make sure to use a battery with the same voltage, size, and specifications as the original.
stuck could be damaged or corroded through exposure to water. Even a short bath in soapy water can damage the electronic chip inside. Make sure your key fob is dry.
Water Damage
If your key fob doesn't work correctly, it could be caused by water damage. Key fobs are fitted with rubber seals that stop them from being damaged by light rain or splashes of water, but it is essential to keep your car keys from being tossed into the pool, ocean and the washing machine!
The key fob has an electronic chip in it that transmits a signal car's immobilizer system. This is what allows your 500 to lock or start, but when the chip becomes wet, it can no longer work.
You can try cleaning the inside of your key fob's electronics using isopropyl alcohol, or an electronic cleaner to see if they are still good. It is recommended to replace the key fob when it has been submerged into salt water rather than attempting to fix it yourself.
Although a replacement fob may cost a bit of money, it is much less expensive than having to pay for your Fiat 500 to be towed to a dealership and fixed! Plus, you can do it yourself with several easy steps. Just ensure you have the right battery type before you attempt to open your key fob. You can find step-bystep directions for any key fob in your car online.
Faulty Chip
The chip inside the key fob connects directly with the immobiliser of your vehicle to ensure that the vehicle will only start when the correct keys are used. If the chip is damaged or damaged it won't allow your car to start no matter what you do.
Damage to the water or a dead cell phone battery are among the most frequent causes of defective chips. It is best to delegate the work to a professional locksmith, who can replace the chip quickly and at reasonable cost.
If your key fob stops functioning after exposure to clean tap water or rain, unplug the battery and clean the electronic component with a tissue to ensure it's dry before putting it back in. If the key fob does not work, there is the possibility that it has damaged components and requires to be replaced.
A few people turn to their dealer when in need of a new Fiat key fob, however it can be a expensive alternative. If you're seeking a cost-effective method to get your Fiat key fob fixed Look no further than United Locksmith. We have the tools and knowledge required to fix your Fiat fob in a timely and professional manner.
Faulty Receiver Module

Fiat key fobs transmit an electronic signal to the vehicle that will unlock and close doors (and start the car for vehicles with an automatic transmission) up to 50 feet. However there are a few things that could cause the fob to stop functioning. This could be due to a dead coin battery, water damage or worn buttons as well as a receiver module problem and signal interference, or an electronic chip malfunctioning.
If the fob is in a pocket which has suffered extreme trauma (such as being dropped onto the hard floor or washed in the washing machine) the fob may 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 a signal from a genuine original key and not another.
You will need to replace the fob if this happens. A professional locksmith will handle the entire replacement process including programming a new key for your 500. In fact, they could provide you with a replica key that works just like the original fob (and costs a fraction of the cost).