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Why Fiat Key Cover Is Right For You
How to Find a Fiat 500 Spare Key

Fiat's 500 is an iconic vehicle since its relaunch in 2007. The company is now kicking into a larger offensive toward different powertrains with a mild-hybrid version.

The replacement of key fob batteries on a Fiat 500 are simple and cost-effective. The Fiat main dealer will supply the key in approximately 10 days.

Diagnostics of a fault

The key fob contains an electronic chip that communicates with Fiat's immobiliser system to ensure that only authorized cars are able to start the engine. If the transponder inside your key fob has been damaged the chip will not be capable of connecting to the immobiliser, which means that your car won't start.

It is possible to repair the key fob of a person who has been broken, as long that the chip isn't physically damaged. A professional locksmith will employ standard techniques used by dealers to repair it quickly.

Using an OBD scanner, it's possible to determine if the fob is still communicating with the receiver module. This is a quick and easy process that can give you a first indication of the problem. If the OBD scanner indicates that there is no communication between the transmitter and receiver modules, it may be necessary for the fob's transmitter module to be replaced. This could be a costly option, and it's best left to an expert locksmith.

Dead Coin Battery

A dead coin battery is the most frequent reason for a key fob to not work. It's an easy fix that can be completed in about 15 minutes. First, ensure that the key fob is in the range of your vehicle. Press the "Lock" and "Unlock" buttons to determine if they respond.

If the key fob is out of range, it may not be responsive at all, or it may only function intermittently. This could be an indication of a defective circuit board. You'll have to refer to your owner's guide for instructions on how you can reprogram the keyfob in this situation.

The mechanical latch can be removed from the back of the key fob. (See the image below). Then, gently pry out the edges of the battery holder near the switch. Remove the old coin cell battery. Put a brand new #CR2032 3-volt battery into the fob with the "+ side" facing the rear cover and the " side" facing downwards towards the buttons made of rubber.

Water Damage

Although the key fob comes with rubber seals that keep water out of the electronic chip inside, it's not waterproof. A splash of rain or washing cycle is likely to be acceptable but submerging the key fob in ocean or pool water could cause damage to it.

If the key fob is exposed to water and stops functioning it will have to be reset. You can follow the steps in the owner's manual or take it to an expert locksmith or Fiat dealer.


Another reason a key fob might stop working is that it's out of reach of your vehicle. Key fobs generally have a range of around 30 feet and if they're far away from the car, it won't be able recognize them. The first thing to try is to get closer to your car. If this isn't working, you might need to replace the key fob. There are battery replacement instructions for most automobiles on YouTube or in the owner's manual. This is the perfect time to think about buying a new key fob if the one you have is beginning to appear worn and damaged.

Faulty Receiver Module

Modern models of Fiat do not require a physical key in order to start or open the car. These cars have a key fob that sends a wireless signal to the car that turns off and turn on the engine. A locksmith can replace the damaged keyfob. Let the experts and save time and money. They can also program a new key for your Fiat.

If you're looking to purchase a spare key for your Fiat vehicle, you'll have to give the locksmith some details about the car over the phone. For instance, you will be required to mention the year of production of your car and the name of the model. This is vital since the locksmith will require this information to ensure that the new key works with the locks in place.

You will need to know that not all locksmiths can make replacement keys for Fiat vehicles. Find a locksmith that has an established track record and expertise in the field. This means that you are certain that the new key will work with your car and you will not waste money.

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The most common reason for a key-fob not working is a dead coin-cell battery. The key fob comes with clips of metal that keep the button cell in place and complete the circuit in the event that they wear out or loosened, it can cause contact issues and a lack of power. Replace the battery with one of the same voltage, size and specification, or use a spare.

It is essential to dry out the key fob if it was submerged into liquid. Utilizing isopropyl alcohol or an electronic cleaner is a suitable method to accomplish this. It is also recommended that you remove the battery, clean the circuit board and replace it before replacing.

Contacting a locksmith is the best choice if you can't find an extra. A qualified locksmith can reprogram a Fiat transponder keys without having to look up your original keys. This is a much less expensive and quicker solution than waiting for an authentic Fiat key to arrive from Italy. A professional locksmith is equipped with all the tools and equipment to replace your keys as quickly as they can.

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