How to Find a Fiat 500 Spare Key

Fiat's 500 is an iconic vehicle since its revival in 2007. The company is now planning an additional attack against different engines by launching a hybrid version.

The replacement of key fob batteries on the Fiat 500 are simple and affordable. It takes approximately 10 days for the key to be received from the Fiat main dealer.

Fault Diagnosis

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

The good news is that it's possible to repair a damaged key fob if the chip is not physically damaged. A professional locksmith will use standard techniques used by dealers to repair it swiftly.

It's possible to use an OBD scanner to see whether your fob is communicating with the receiver module. This is a quick and simple procedure that will give you a first indication of the problem. If the OBD scan tool shows that communication between the transmitter and receiver modules isn't happening, it may be necessary to replace the fob's transmitter. This can be a costly option, and should be left to an expert locksmith.

Dead Coin Battery

The most common cause of a key fob not working is a dead battery. This is a simple fix that only takes about a couple of minutes. Ensure that the key fob is detected by your vehicle. Press the "Lock" and "Unlock" buttons to check whether they respond.

The key fob could not function in any way, or just occasionally, if it's out of range. This could also be a sign that the circuit board inside the key fob has gone bad. In this instance you'll need to check the owner's manual to find out instructions on how to reprogram the key fob.

You can replace the battery by removing the mechanical latch on the back of the 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. Insert a new #CR2032 3 volt 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 chip inside, it is not waterproof. A splash of rain or a wash cycle is likely to be fine, but submerging the key fob in ocean or pool water is likely to damage it.

If the key fob is exposed to water and ceases to function the device will need to be reset. You can follow the instructions in the owner's guideline, or go to an expert locksmith or fiat key fob replacement dealer.

A fob that's out of range may stop working. The range of the fob's range is typically around 30 feet. If they're too far away from your vehicle, it will not recognize the fob. To begin with, try getting closer to your vehicle. If this does not work, you may need to replace the key fob. You can find information on how to replace the battery in all vehicles either on YouTube or by reading the owner's guide. This is a great time to think about buying a new key fob in case yours is beginning to appear worn and scratched.

Faulty Receiver Module

In the more modern versions of Fiat cars you don't need an actual key to open the car or start it. These cars use a key fob that sends an electronic signal to the car, allowing it to turn on and off the engine. Locksmiths can fix the broken keyfob. You can save yourself time and money by entrusting the job to the experts. They can also program the new key for your Fiat.

You will need to provide the locksmith with some details over the telephone when you need a replacement Fiat key. You will need to give the locksmith specific information about your car, like the year it was manufactured and the model. This is essential because the locksmith will need this information to ensure that the new key works with the existing locks.

You will need to know that not all locksmiths can make replacement keys for Fiat vehicles. Find a locksmith that has an excellent track record and experience in the field. You can rest assured that the key will work for your vehicle and you won't lose money.

Keys that are unpaired

The most frequent reason for a key fob that isn't working is a dead coin battery. The key fob comes with clips of metal that keep the button cell in place and complete the circuit so if they become worn or loose it can cause contact issues and the loss of power. Replace the battery by purchasing a new one of the same voltage, size and specifications, or get a spare.

If the key fob has been submerged in water, it is crucial to dry it before re-inserting it. Using isopropyl or electronic cleaner is a good method to do this. It is also recommended to take out the battery and clean the circuit board, and replace it before replacing.

Contacting a locksmith is the best option if you are unable to locate a spare. A locksmith who is certified to reprogram fiat keys transponder keys is able to do this without the need for original keys. This is a cheaper and faster option than waiting for a genuine Fiat key to arrive from Italy. A professional locksmith is equipped with all the tools and equipment required to replace your key as fast as is possible.