The Biggest Problem With Fiat 500 Replacement Key Cost, And How You Can Repair It

· 3 min read
The Biggest Problem With Fiat 500 Replacement Key Cost, And How You Can Repair It

Fiat 500 Replacement Key Fob

If your 500 remote key fob has stopped working, it might be time to replace the battery. If  fiat 500 replacement key cost  replace the battery and it isn't working it could be the issue somewhere else.

At United Locksmith, we specialize in making new keys for classic cars. We have the tools and spare parts required for this service.

Dead Coin Battery

A dead battery is the most common reason for your Fiat 500 keyfob not locking or unlocking the doors. The battery inside the key fob will drain quickly if you don't use it frequently enough. If your remote began to show signs of weakening such as a loss of range, and then stopped working completely, the battery is probably dead.

The battery inside the key fob is held in place by metal clips that retain it. If the clips are loose, it could lead to problems with contact, which can prevent the remote from receiving power. Use a flathead screwdriver break open the retaining clip and then remove the old battery. Choose a battery that is the same voltage, size, and specification as the original.

Exposure to water can cause the key fob to become corroded or damaged. Even a brief bath in warm, soapy water can damage the chip. Keep your key fob dry.

Water Damage

If your key fob isn't operating correctly, it could be caused by water damage. Key fobs come with rubber seals that stop them from being damaged by rain or a splash of water, but it is essential to keep your car keys safe from the pool, ocean, and washing machine!

The key fob comes with an electronic chip that sends an alert to the immobilizer system in your car. The chip is what allows the 500 to lock and start. If it gets wet it will cease to function.

You can try cleaning your key fob's internal electronics with isopropyl Alcohol or an electronic cleaner to see whether they're still working. However, it's better to purchase a new one from a dealer instead of trying to fix an item that has been submerged by salt water.

A replacement fob can cost you a little bit, but it's a lot cheaper than having to have your Fiat 500 towed to a dealership and fixed there! Plus, you can do it yourself with several easy steps. Be sure to have the correct battery type prior to opening your keyfob. This task is much simpler than it appears and you can find step-bystep instructions online for virtually any key fob in your car.

Faulty Chip

The chip inside the key fob communicates with the immobiliser of your car to ensure that your vehicle will only start when right keys are in place. If the chip is damaged or corrupted in any way the car won't start.

Water damage or a dead cell phone battery are the most frequently cited reasons for defective chips. Regardless of the reason, it's recommended to delegate this task to a locksmith as they will be able to replace the chip for you swiftly and at a cost-effective price.


If your key fob stops functioning after exposure to clean tap water or rain, remove the battery and clean the electronic component using a paper towel to ensure it's dry before putting it back in. If the key fob isn't working it's likely to be to be a damaged chip and must be replaced.

Some people will visit their dealer if they require a new Fiat fob. But, this can be costly. If you are seeking a cost-effective solution to get your Fiat key fob repaired then look no further than United Locksmith. We have the tools and experience necessary to repair your Fiat key fob in a timely and professional way.

Faulty Receiver Module

Fiat key fobs transmit an electronic signal to the vehicle, which will unlock and lock 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 can be caused by a dead coin-battery or water damage, worn out buttons or a receiver issue signal interference or malfunctioning chips.

If the fob is placed in a pocket that endured extreme trauma, like being dropped on a hard floor or being washed in a washer or dishwasher, it might not be able to communicate with the car's Body Control Module (BCM). This is because the BCM is an extremely secure system that will only accept a signal from a genuine key and not accept any other.

You will need to replace the fob if this happens. A locksmith professional can handle all aspects of the replacement procedure and can even program a brand new one for your 500. In fact, they can provide you with a duplicate key that functions the same as the original fob (and costs a fraction of the price).