How to Find a Fiat 500 Spare Key

Fiat's classic 500 has evolved into an iconic car since its relaunch in 2007. The company has since kicked into a larger offensive toward different powertrains by launching a mild-hybrid version.

Replacing the key fob battery on the Fiat 500 is straightforward and broken inexpensive. The Fiat main dealer will hand over the key within 10 days.

Fault Diagnosis

The key fob houses an electronic chip that communicates with your Fiat's immobiliser system to ensure that only authorised cars can start the engine. If the transponder chip in the key fob is damaged, it will not be able to link up to the immobiliser unit, and this means that your car won't start.

The good part is that it's attainable to fix a damaged key fob if the chip isn't physically damaged. A professional locksmith can assist with this, and will make use of dealer-standard technology to fix the issue quickly and efficiently.

It is possible to use an OBD scanner to check whether your device is in communication with the receiver module. It's a quick and easy process that can provide you with a first indication of the issue. If the OBD scan tool shows that communication between the transmitter and receiver modules is not happening It may be necessary to replace the fob's transmitter. This can be a costly option, and it's best left to an expert locksmith.

Dead Coin Battery

A dead battery on a coin is the most common reason for the 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 within the range of your vehicle. Then, press the "Lock" or "Unlock" button to determine if the key fob responds.

If the key fob isn't in range, it might not be responsive at all, or may only function intermittently. This could be an indication of a bad circuit board. In this scenario you'll need to check your owner's manual for instructions on how to get fiat key code to reprogram the key fob.

The mechanical latch can be removed from the back of the key fob. (See the image below). Then, gently pull the edge of the battery holder away from the switch to take out the old coin-cell battery. Install a brand new 3-volt #CR2032 battery into the fob with the "+ side" facing the rear cover and the "- side" directed towards the buttons made of rubber.

Water Damage

The key fob is not waterproof even though it has rubber seals that stop water from entering the electronic chip. A splash of rain or a wash cycle is likely to be acceptable, but submerging the key fob in ocean or pool water will probably damage it.

If the key fob is exposed to water and stops working it will have to be reset. You can follow the directions in your owner's manual or go to a professional locksmith or Fiat Tipo Key dealer.

Another reason that a fob won't work is because it's out of distance from your car. Key fobs usually have a range of approximately 30 feet and if they're far away from your car, it won't recognize them. To begin with, try moving closer to your car. If this fails, you may require replacing the key fob. There are battery replacement instructions for the majority of vehicles on YouTube or in the owner's manual. It is a good idea to think about purchasing a replacement key fob if yours is beginning to appear worn and dented.

Faulty Receiver Module

Modern models of Fiat do not require the use of a key to start or open the car. The cars are equipped with an electronic remote control that sends a wireless message to the car in order to switch the engine off and on. A locksmith can repair the damaged key fob. Don't worry about it to experts and save time and money. They can also program the new key for your Fiat.

If you're getting an additional key for your Fiat vehicle, you'll need to provide the locksmith with some information about your car on the phone. You will need to give the locksmith details about your car, like the year it was made and the model. This is crucial because locksmiths need it to ensure that the new key is compatible with the existing locks.

There are not many locksmiths who can make replacement keys for Fiat automobiles. You must choose one with a great reputation and has experience in this particular field. This means you can be certain that the new key will work with your car and you won't be wasting money.

Unpaired Key

If you have a key fob that stopped functioning, the main cause is a dead coin battery. The key fob is equipped with metal clips that hold the battery in place, and completes the circuit. When these become worn or loose, they could cause contact problems and no power. Replace the battery by purchasing a new one with the same voltage, size and specification, or a spare.

It is essential to dry out the key fob if it was submerged in liquid. Using isopropyl or electronic cleaner is an effective method of doing this. It is also recommended to take out the battery, clean the circuit board and replace it prior to replacing.

Contacting a locksmith is the best option if you can't find an alternative. A locksmith who is certified to reprogram Fiat transponder keys can do this without the need to see the original keys. This is a far cheaper and quicker solution than waiting for an authentic Fiat key to arrive from Italy. A professional locksmith will also have the tools and equipment required to complete the replacement in as little time as possible.