Fiat 500 Replacement Key Fob
If your remote key fob isn't working, it's time to replace the battery. However, if you replace the battery but it doesn't work the issue is likely to be elsewhere.
United Locksmith specializes in the production of new keys for classic cars. We have the tools and spare parts needed for this service.
Dead Coin Battery
A dead battery is the main cause of your Fiat 500 keyfob not locking or unlocking the doors. The coin cell battery in the key fob will deplete quickly when you don't utilize it often enough. If your remote has started to show signs like a loss in range or stopped working or not responding, then the battery could be dead.
Metal clips hold the battery securely in the key fob. If the clips aren't tight, they can cause contact problems that will prevent the remote from receiving power. Make use of a flathead screwdriver to open the retaining clips and then remove the old battery. Make sure to select an identical replacement battery type of voltage, dimensions, and specification as the original battery.
The key fob might also become corroded or damaged through exposure to water. Even a brief bath in soapy water can harm the electronic chip within. Make sure your key fob is dry.
Water Damage
Damage to your water supply could be the cause of your key fob's not functioning properly. The rubber seals on key fobs stop them from being damaged by a light drizzle or splash of water. However, it's essential to keep the car keys away from the washing machine, ocean, and pool.
The key fob comes with an electronic chip that sends a signal car's immobilizer system. This is what allows your 500 to start or lock, however in the event that the chip becomes wet, it's unable to longer function.
You can try cleaning your key fob's internal electronics with isopropyl alcohol or an electronic cleaner to determine whether they're still functioning. However, it is probably better to purchase a new one from a dealership rather than trying to fix a key fob that has been submerged in salt water.
While a replacement fob might cost you a bit of money, it is much less expensive than having to pay for your Fiat 500 to be towed to the dealership and repaired! You can also do it yourself with some simple steps. Make sure you have the right battery type before you attempt to open your key fob. This task is much simpler than it appears and you can find step-bystep instructions online for almost any key fob in your car.
Faulty Chip
The chip inside the key fob connects directly with the immobiliser on your car to ensure that the vehicle will only start when proper keys are inserted. If the chip is damaged or damaged in any way, your car will not start.
A chip that is defective can happen due to a variety of reasons, but the most common reason is water damage or an unresponsive battery. Whatever the reason, it's recommended to delegate this work to a locksmith, as they will be able to replace the chip quickly and at a low cost.
If your key fob stops working after exposure to clean tap water or rain, take out the battery and wipe down the electronic component with a towel to ensure it's dry before putting it back into. If the key fob does not work, there is a chance that it has an issue with the component and requires to be replaced.
Some people will turn to their dealer when in need of a new Fiat key fob, however it can be a costly alternative. 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 required to repair your Fiat key fob in a quick and professional way.
Faulty Receiver Module
Fiat key fobs transmit an electrical signal to the vehicle, which will unlock and close doors (and start the car if it has an automatic transmission) up to 50 feet. There are a variety of reasons why the fob may stop working. This includes a dead coin battery or water damage buttons, worn out buttons as well as a receiver module problem and signal interference or an electronic chip that is malfunctioning.
If the fob is in an area that has experienced severe trauma (such as being dropped onto the hard floor or washed in the washer), it may not be in a position to communicate with the Body Control Module (BCM) of the vehicle. This is because the BCM is a secure system that will only accept a signal from a genuine original key, and not from any other.

If this is the case, then you have to replace your fob. fiat key programming can handle the entire process of replacing keys including programming a new one for your 500. They can even provide you with the fob cloned to work exactly the same way as the original (and costs one-third of the cost).