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Fiat 500 Replacement Key Fob

If your 500 remote key fob isn't functioning, it could be time to replace the battery. If you replace the battery, but it's still not working it could be a problem elsewhere.





At United Locksmith, we specialize in making new keys for old automobiles. We have all of the necessary tools and parts for this type of service.

Dead Coin Battery

A dead battery is the main cause of your Fiat 500 keyfob not locking or unlocking the doors. The key fob is equipped with an internal battery called a coin cell that can quickly deplete when it isn't being frequented enough. If car key cover fiat 500 is beginning to show signs of a loss of range or has stopped functioning and the battery is not working, it could be dead.

Metal clips keep the battery in place within the key fob. If the clips aren't tightly secured, they could result in problems with the contact, which can stop your remote to receive power. Using a small flathead screwdriver, pull the clip that holds the retaining pin open to remove the current battery and then insert a fresh one. Choose a battery that is the same size, voltage and specification as the original.

The key fob may also be damaged or corroded by water exposure. Even a small bath in warm, soapy water could damage the chip. It is best to keep your key fob in a dry environment.

Water Damage

If your key fob isn't operating properly, it could be due to water damage. Key fobs are fitted with rubber seals to protect them from being damaged by rain or splashes of water, however it is crucial to keep your keys away from the ocean, pool, and the washing machine!

The key fob comes with an electronic chip which sends an immobilizer system in your car. The chip is what allows the 500 to start and lock. If it gets wet it will not work.

If you're trying to determine if your key fob is functional you can clean the internal electronics with isopropyl or electronic cleaner. However, it's recommended to purchase a replacement from a dealership rather than trying to repair the key fob which was submerged in salt water.

A replacement fob might cost you a little 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 some simple steps. Be sure to have the correct battery type before attempting to open your key fob. This task is far simpler than it appears and there are step-by-step instructions on the internet for nearly any car key fob.

Faulty Chip

The chip that is contained in the key fob communicates with the car's immobiliser unit to make sure the vehicle is only able to start when the correct key is inserted. If the chip is damaged or corrupted in any way, your car will not start.

A damaged chip could occur due to many reasons, but the most common cause is water damage or the battery being dead. It is recommended to leave the repair to a professional locksmith, who will be able to replace the chip quickly and at a reasonable price.

If your key fob does not work after being exposed to water that is clean from the tap or rain take it off the battery. Wipe down the electronic component using a towel. If the key fob does not work, it is likely to be a damaged chip that will need to be replaced.

Some people go to their dealer if they need a new Fiat fob. But, this can be a costly option. United Locksmith is the best option for you if would like to have your Fiat key fob replaced at a reasonable price. We have the tools and experience necessary to fix your Fiat key fob in a quick and professional way.

Faulty Receiver Module

Fiat key fobs send a 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 many reasons why a fob could not function. This includes a dead coin battery water damage buttons, worn out buttons or a problem with the receiver module and signal interference or an electronic chip that is malfunctioning.

If the fob was placed in an area that has experienced extreme trauma (such as being dropped on the floor, or washed in the washing machine) the fob may not be able to connect with the Body Control Module (BCM) of the car. The BCM is a security system that only accepts signals from genuine keys.

If this is the case, you will need to replace your fob. A professional locksmith will take care of the entire key replacement process including programming a brand new key for your 500. In fact, they can even provide you with a clone key that functions exactly like your original fob (and costs only a fraction of the cost).