How to Find a Fiat 500 Spare Key

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

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

Fault Diagnosis

The key fob contains an electronic chip which communicates with your Fiat's immobiliser system to ensure that only authorised cars are able to start the engine. If the transponder inside the key fob has been damaged, it will not be able to connect to the immobiliser. This means your vehicle will not start.

The good news is that it's feasible to repair a broken key fob, as long as the chip is not physically damaged. A professional locksmith can assist with this, and they'll utilize the standard technology of dealers to repair it quickly and efficiently.

It's possible to utilize an OBD scanner to check if your fob is still in communication with the receiver module. This is a simple procedure that can give an initial indication of where the issue is. If the OBD scanner indicates that there is no communication between the transmitter and receiver modules, it might be required for the fob's transmitter module to be replaced. This is an expensive option and should be left to a locksmith.

Dead Coin Battery

A dead coin battery is the most common reason for the key fob not to work. Fortunately, this is an easy fix that only takes only a few minutes. Make sure that the key fob can be visible to your vehicle. Then, press the "Lock" or "Unlock" button to determine if the key fob responds.

The key fob could not work at all, or only occasionally, if it's out of range. This could be a sign that the circuit board inside the key fob has gone out of date. In this scenario you'll have to consult the owner's manual to find out instructions on how to reprogram the key fob.

You can change the battery by getting rid of the mechanical latch on the back of the fob (see the image below). Then, gently remove the edge of the battery holder, close to the switch. Remove the old coin cell battery. Then, you can insert a brand 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

The key fob isn't waterproof, even though it has rubber seals that prevent water from getting into the electronic chip. A splash of water from rain or a wash cycle is likely to be acceptable however, submerging the key fob in pool or ocean water could cause damage to it.

If the key fob is exposed to water and fails to function it will have to be reset. Follow the steps in your owner’s manual, or take it to a professional locksmith or Fiat dealer.

Another reason a key fob might stop working is because it's out of distance from your car. The range of the key fob is typically about 30 feet. If they are far away from the car, it may not recognize the fob. In the beginning, try moving closer to your car. If that doesn't work, the key fob battery might require replacement fiat 500 key. You can find instructions on how to replace the battery on most vehicles on YouTube or by consulting the owner's guide. If your key fob appears damaged and scratched, then it's time to replace it.

Faulty Receiver Module

In more modern models of Fiat cars, you do not need a physical key to open or start the car. They use an electronic remote control that sends an encrypted wireless signal to the car in order to switch the engine off and on. If you've broken your key fob, a locksmith can replace it for you. Don't worry about it to professionals and save time and money. They can also program a new key for your fiat Key Replacement.

When you are getting an additional key for your Fiat vehicle, you'll have to give the locksmith some information about your car on the phone. For instance, you'll need to provide the year of manufacture of your car, along with the name of the model. This is essential because the locksmith will require this information to make sure that the new key will work with the existing locks.

Not all locksmiths can make replacement keys for Fiat cars. You need to look for one with a good reputation and has experience in this particular field. This way, you can be certain that the new key will work with your car and you won't be wasting money.

Unpaired Key

The most frequent 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 so if they become worn or loose it can cause contact problems and not being able to power. Replace the battery with a new, identical one.

It is essential to dry out the key fob if it has been submerged in liquid. The use of isopropyl alcohol or electronic cleaner is a suitable method to do this. It is also advisable to remove the battery and clean the circuit board before replacing it.

If you're not able to find a spare key, the best solution is to contact locksmith. A locksmith who is certified to reprogram Fiat transponder keys is able to do this without the need for original keys. This is a less costly and faster option than waiting for a genuine Fiat key to arrive from Italy. A professional locksmith has all the tools and equipment required to replace your key as swiftly as is feasible.