Fiat 500 Replacement Key Fob

It's possible to replace the battery if your 500 remote key fob is not working. If you replace the battery and it's still not working the issue could be elsewhere.

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

Dead Coin Battery

A dead battery is the primary cause of your Fiat 500 keyfob not locking or unlocking the doors. The key fob contains an internal battery called a coin cell which will quickly drain in the event that it is not frequented enough. If your remote is beginning to show signs of a loss of range or stopped working, then the battery may be dead.

Metal clips keep the battery securely within the key fob. If the clips aren't tight, they can create contact problems that will prevent your remote to receive power. Make use of a flathead screwdriver to break open the retaining clip and remove the old battery. Make sure that the battery you choose to use has the same voltage, size, and specification as the original.

Water exposure can cause the key fob to corrode or be damaged. Even a brief shower in soapy water can cause damage to the electronic chip inside. Make sure your key fob is dry.

Water Damage

Water damage may be the cause of your key fob not functioning properly. The rubber seals on key fobs prevent them from getting damaged by a light splash or drizzle of water. However, it is important to keep the car keys away from the washing machine, the ocean and pool.

The key fob is equipped with an electronic chip which sends an alert to the immobilizer of your car. This is what allows your 500 to start or lock, however in the event that the chip becomes wet, it will no longer function.

If you want to check if your key fob is functional it is possible to clean the internal electronics with isopropyl or electronic cleaner. It is best to replace a key fob if it's submerged in salt water, rather than trying to repair it yourself.

While a replacement fob can cost you a bit of money, it is far less expensive than having to pay for your Fiat 500 to be towed to the dealership and repaired! You can also make it yourself by following some simple steps. Just ensure you have the correct type of battery before you attempt to open your key fob. You can find step-bystep instructions for any car keyfob online.

Faulty Chip

The chip that is contained in the key fob communicates with your car's immobiliser system to ensure the vehicle is only able to start when the correct key is used. If the chip is damaged or Proximity Key damaged the car won't start regardless of what you do.

Water damage or a dead cell phone battery are the most common reasons for defective chips. Regardless of the reason, it's best to delegate this task to a locksmith, as they can replace the chip for you quickly and at a low cost.

If your key fob will not work after being exposed to clean water from a tap or rain take the battery off. Clean the electronic component with a towel. If the key fob doesn't work, it is likely a fried chip and is required to be replaced.

Some people go to their dealer if they require a new Fiat fob. However, this could be a costly option. United Locksmith is the best option if you are looking to have your Fiat key fob repaired at a reasonable cost. We have the equipment and know-how to repair your fiat 500 key cover fob in a timely and professional way.

Faulty Receiver Module

Fiat key fiat 500 fobs transmit an electronic signal to the vehicle which will unlock and close doors (and start the car if it has an automatic transmission) up to 50 feet. However there are a few factors that could cause the fob to cease functioning. These include a dead coin battery damaged by water buttons, worn out buttons and a receiver module issue and signal interference or an electronic chip malfunctioning.

If the fob was in the pocket of someone who has suffered severe trauma (such as being dropped onto the floor, or washed in a washing machine), 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 signals from a genuine key and not accept any other.

You will need to replace the fob if this happens. A professional locksmith can handle all aspects of the Proximity Key replacement procedure as well as programming a new one for the 500. In fact, they'll provide you with a replica key that works just the same as your original fob (and costs less than the price).