How to Find a Fiat 500 Spare Key

Fiat's classic 500 has evolved into an icon since its relaunch in 2007. The company has launched a larger offensive to different powertrains, including a hybrid version.

Replacing the battery in the key fob on the Fiat 500 is straightforward and cheap. It takes around 10 days for the key to be handed over from the Fiat main dealer.

Diagnostics of a fault

The key fob contains an electronic chip that communicates with your Fiat's immobiliser system to ensure that only authorised vehicles can start the engine. If the transponder chip within your key fob is damaged, it won't be able to link up to the immobiliser unit, and as a result, your car won't be able to start.

It is possible to repair the key fob that has been damaged, so long that the chip isn't physically harmed. A professional locksmith will utilize the same technology used by dealers to repair it quickly.

It's possible to utilize an OBD scanner to determine whether your device is communicating with the receiver module. This is a straightforward process that can give an initial indication of the root cause. If the OBD scanner shows that there is no communication between the receiver and transmitter modules, it may be required for the fob's transceiver module to be replaced. This can be a costly option, so 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 function. Fortunately, this is simple fix that takes only a few minutes. Make sure that the key fob is seen by your vehicle. Then, try pressing the "Lock" or "Unlock" button to see if it responds.

If the key fob's signal is out of range, it might not be responsive at all, or only intermittently. This could be a sign of a damaged circuit board. You'll need to consult the owner's guide to get instructions on how to reprogram the keyfob for this scenario.

You can replace the battery by removing the mechanical latch on the back of the fob (see the image below). Then, gently pull out the edges of the battery holder near the switch and remove the old coin cell battery. Install a brand new 3-volt #CR2032 battery into the fob with the "+ side" facing to the rear cover, and the " side" facing downwards towards the rubber buttons.

Water Damage

The key fob may have rubber seals that keep water from the electronic chip, it's not waterproof. The key fob will likely be able to withstand the splash of rain or water from a wash, however, submerging the device in the ocean or in pool water is not recommended.

If the key fob is exposed to water and stops working it must be reprogrammed. This process can be done by following instructions in the owner's manual or by taking it to a professional auto locksmith or a Fiat dealer.

Another reason that a fob can stop working is that it's not in reach of your vehicle. The range of the fob's range is typically around 30 feet. If they're too far from the car, then it might not recognize the fob. To begin with, try moving closer to your vehicle. If it doesn't work, the battery for your key fob may need to be replaced. You can find replacement battery instructions for all automobiles on YouTube or in the owner's manual. This is the perfect time to think about getting a new key fob if it is starting to look scruffy and damaged.

Faulty Receiver Module

In the more modern versions of Fiat cars you don't need a physical key to open the car or start it. These cars have the key fob which sends an electronic signal to the car, allowing it to turn off and on the engine. Locksmiths can repair the broken key fob. Let the experts and save time and money. They can also program the new key for your Fiat.

If you're looking to purchase an extra key for your Fiat, you will need to provide the locksmith with some information about the car over the phone. For instance, you'll need to provide the year of production of your car and the name of the model. This is essential as the locksmith will require this information to make sure that the new key will work with the existing locks.

You must be aware that not all locksmiths are able to create replacement keys for fiat key vehicles. Find a locksmith with an established track record and experience in the field. This means you can be certain that the new key will work with your car and you won't waste money.

Keys that are unpaired

The most common reason for a key fob not working is a dead coin cell battery. The key fob is made of metal clips for retaining the button cell in place and complete the circuit in the event that they wear out or loosened, it can cause contact problems and no power. Replace the battery by a new, identical one.

If the key fob has been submerged in water, it is essential to dry it before re-inserting it. This can be accomplished with isopropyl or electronic cleaner. It is also recommended to remove the battery and clean the circuit board prior to replacing it.

Contacting a locksmith is the best option if you're unable to find an additional. Locksmiths who are certified to reprogram Fiat transponder keys can do so without having to see the original keys. This is a far cheaper and quicker solution than waiting for a genuine fiat 500 replacement key fob key to arrive from Italy. A professional locksmith will have all the tools and equipment needed to complete the replacement in as little time as possible.