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5 Fiat Key Cover Projects That Work For Any Budget
How to Find a Fiat 500 Spare Key

Fiat's iconic Fiat 500 has become a cult classic since its relaunched in 2007. The company has now launched a larger offensive to different powertrains with the launch of a mild hybrid version.

The replacement of the key fob batteries on a Fiat 500 are simple and inexpensive. It takes around 10 days for the key to be handed over from the Fiat main dealer.

Fault Diagnosis

The key fob houses an electronic chip that communicates with your Fiat's immobiliser system to ensure that only authorized vehicles are able to start engines. If the transponder chip within your key fob is damaged, it won't be able to link up to the immobiliser unit, which means that your car won't start.

It is possible to repair a key fob that has been damaged, as long as the chip is not physically harmed. A professional locksmith can help with this issue, and they'll use dealer-standard technology to fix it quickly and efficiently.

It's possible to utilize an OBD scanner to check if your fob is still communicating with the receiver module. This is a straightforward process and provides first indications of where the issue is. If the OBD scanner reports that there is no communication between the transmitter and receiver modules, it may be necessary for the fob's transmitter module to be replaced. fiat panda key fob replacement is a costly solution and should be left to a locksmith.

Dead Coin Battery

The most common cause of a key fob that isn't working is a dead battery. This is an easy fix that only takes a few minutes. Make sure the key fob is visible to your vehicle. Press the "Lock" and "Unlock" buttons to determine whether they respond.

The key fob may not function in any way, or just occasionally, if it's out of range. This could be an indication that the circuit board inside the key fob has gone out of date. You'll have to refer to the owner's manual for instructions on how to reprogram the keyfob in this case.

You can replace the battery by taking off the mechanical latch on the back of the fob (see the image below). Then, gently pull the edge of battery holder away from the switch to take out the old battery. Then, insert a new # CR2032 3 volt battery into the fob assembly, with the "+" side facing toward the rear cover of the key fob, and the "-" side facing down toward the rubber buttons.

Water Damage

Although the key fob comes with rubber seals that keep water out of the electronic chip inside, it is not waterproof. The key fob should be able to withstand a splash of rain or water from a wash cycle but submerging it in the ocean or in pool water is not recommended.

If the key fob is exposed to water and stops functioning the device will need to be reset. This can be done by following instructions in the owner's guide or by bringing it to an expert auto locksmith or an Fiat dealer.

Another reason a key fob can stop working is that it's not in reach of your vehicle. The range of the fob's range is typically about 30 feet. If they're far away from the car, it may not recognize them. The first thing to try is to move closer to your car. If you're not able to get it working, the battery for your key fob may need to be replaced. There are instructions on how to replace the battery on most vehicles on YouTube or by consulting the owner's guide. If your key fob looks damaged and scratched, then it's time to replace it.

Faulty Receiver Module

In the more modern versions of Fiat cars, you do not need an actual key to open or start the car. The cars are equipped with a key fob that sends an electronic signal to the car, allowing it to turn on and off the engine. If you have a broken key fob, a locksmith will replace it for you. Don't worry about it to experts and save time and money. They can also program the new key for your Fiat.

You will need to give the locksmith some details over the phone if you need a replacement Fiat key. For instance, you will be required to give the year of production for your car as well as the name of the model. This is essential because the locksmith will need this information to make sure that the new key will work with the locks in place.


It is important to note that not all locksmiths are able make replacement keys for Fiat vehicles. Choose a locksmith who has an excellent track record and experience in the field. This means you can be certain that the new key will work with your vehicle and you won't be wasting money.

Unpaired Key

The most frequent reason for a key fob to stop functioning is a dead coin-cell battery. The key fob has clips made of metal that hold the button cell in place and complete the circuit so when these are worn or damaged, it could result in contact issues and not being able to power. Replace the battery with a new one of the same size, voltage, and specifications, or a spare.

If the key fob has been submerged in water, it's important to dry it out before re-inserting it. This can be accomplished using isopropyl or electronic cleaner. It is also advisable to remove the battery and clean the circuit board before replacing it.

Contacting locksmiths is the best option in case you are unable to locate an additional. A licensed locksmith can reprogram a Fiat transponder keys without having to see your original keys. This is a less costly and faster solution than waiting for an authentic Fiat key to arrive from Italy. A professional locksmith will also have the equipment and tools needed to complete the replacement in as little time as possible.

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