Fiat 500 Replacement Key Fob

If your remote key fob isn't working, it might be time to replace the battery. If you replace the battery and it doesn't work the issue could be elsewhere.

At United Locksmith, we specialize in the creation of new keys for classic cars. We have the tools and parts needed for this job.

Dead Coin Battery

The most frequent reason why your Fiat 500 key fob will not lock or unlock the doors is a dead battery. The battery inside the key fob can be depleted quickly when you don't utilize frequently enough. If your remote began to show signs of weakness such as a loss in range and stopped working completely it is likely that the battery is dead.

The battery in the key fob is held in place with metal retaining clips. If the clips aren't secure, they can cause contact issues that will stop your remote from receiving power. Use a flathead screwdriver to pry open the retaining clip and then remove the old battery. Make sure to use a battery with the same voltage, size and specifications as the original.

The key fob might be damaged or corroded due to exposure to water. Even a short bath in soapy water could damage the electronic chip inside. Keep your key fob dry.

Water Damage

Damage to your water supply could be the reason for your key fob not functioning properly. The rubber seals on key fobs stop them from getting damaged by a small splash or drizzle of water. However, it's crucial to keep your keys out of the washing machine, ocean, and pool.

The key fob contains an electronic chip which sends a message to the immobilizer system of your vehicle. This is the reason why your 500 can start or lock, but should the chip become wet, it will no longer function.

If you're looking to determine whether your key fob functional it is possible to clean the internal electronics with isopropyl or an electronic cleaner. It is best to replace the key fob when it is submerged in salt water, rather than trying to repair it yourself.

A replacement fob can cost you a few dollars however it's much less expensive than paying to have your Fiat 500 towed to a dealership and fixed there! You can also make it yourself with a few simple steps. Be sure to have the correct type of battery prior to opening your keyfob. This task is far simpler than it appears and there are step-by-step instructions online for nearly every key fob for cars.

Faulty Chip

The chip inside the key fob communicates to your car's immobiliser unit to make sure the car is capable of starting when the correct key is inserted. If the chip is damaged or corrupted in any way the car won't start.

Water damage or a dead battery are the two most frequently cited reasons for an unreliable chip. It is recommended to leave the work to a professional locksmith who will be able to replace the chip quickly and at reasonable cost.

If your key fob fails to function after exposure to clean water from the tap or rain, remove the battery and clean the electronic component with a paper towel to ensure it's completely dry before putting it back into. If the key fob fails to work it's probably to be a damaged chip and will need to be replaced.

A few people will visit their dealer in order to get a new Fiat fob. However, this can be expensive. United Locksmith is the best option for you if would like to have your fiat keys replacement keyfob repaired at a reasonable price. We have all the equipment and know-how to repair your Fiat fob in a timely and professional way.

Faulty Receiver Module

Fiat key fobs send an electrical signal to the vehicle that can unlock and close doors (and start the car for vehicles with an automatic transmission) up to 50 feet. However, there are some things that could cause the fob to stop functioning. These include a dead coin battery, water damage buttons, worn ones and a receiver module issue and signal interference, or an electronic chip malfunctioning.

If the fob is placed in a pocket that experienced extreme trauma, like falling on hard floor or getting washed in a washer, it may not be able to communicate with the car's Body Control Module (BCM). This is because the BCM is a secure system that can only accept a signal from a genuine original key and not any other.

If this is the case, you will need to replace your fob. A professional locksmith will manage the entire key replacement process including programming a new key for your 500. They can even provide the fob cloned to work exactly the same way as the original (and costs one-third of the cost).