How to Find a Fiat 500 Spare Key

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

The replacement of key fob batteries on a Fiat 500 are simple and inexpensive. The Fiat main dealer will deliver the key within 10 days.

Diagnostics of a fault

The key fob comes with an electronic chip that communicates with the Fiat immobiliser system. This makes sure that only authorized vehicles can start their cars. 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 feasible to repair a broken key fob, provided the chip is not physically damaged. A professional locksmith can assist with this, and will employ the latest technology from dealers to repair the issue quickly and efficiently.

It's possible to utilize an OBD scanner to see whether your fob is communicating with the receiver module. This is a straightforward process and can provide first indications of where the problem lies. If the OBD scanner indicates 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 pricey option, and it's best left to an experienced locksmith.

Dead Coin Battery

A dead battery for the coin is the most frequent reason for the key fob to not function. This is an easy fix that takes only a few minutes. Make sure the key fob is detected by your vehicle. Then, press the "Lock" or "Unlock" button to determine if the key fob responds.

The key fob may not function at all, or perhaps only intermittently, if it is out of range. This could be a sign that the circuit board inside the key fob is damaged. You'll need to refer to the owner's manual for instructions on how you can reprogram the keyfob for this scenario.

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 release the old coin-cell battery. Put a brand new #CR2032 3-volt battery into the fob with the "+ side" facing to the rear cover, and the " side" facing down towards the rubber buttons.

Water Damage

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

The key fob will need to be reprogrammed if the device is exposed to water. This process can be done by following instructions in your owner's manual or by bringing it to a professional auto locksmith or an Fiat dealer.

Another common reason a fob might stop working is if it's out of range from your car. The range of the fob's range is usually around 30 feet. If they are too far away from your car, then it will not recognize them. In the beginning, try getting closer to your vehicle. If it doesn't work, the key fob battery may require replacement. You can find the steps on how to replace the battery on most automobiles on YouTube or by reading the owner's guide. This is a good time to think about buying a new key fob in case yours is beginning to appear worn and scratched.

Faulty Receiver Module

Fiat's more modern models do not require the use of a physical key to start or open the car. The cars utilize a key fob that sends an electrical signal to the car that turns off and on the engine. If you've damaged your key fob, a locksmith will replace it for you. You will save time and money by entrusting this task to professionals. They can also program a new key to your Fiat.

You'll need to provide the locksmith with some details over the phone when you want to purchase a spare Fiat key. For instance, you will need to provide the year of production for your car, along with the model's name. This is important because the locksmith will require 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 established track record and expertise in the field. You can be certain that the key will work with your car, and you won't waste money.

Keys that are not paired

The most common reason for a key fob not working is a dead coin-cell battery. The key fob has metal clips that hold the battery in place and complete the circuit. If these clips wear out or loose, it could cause contact issues and loss of power. Replace the battery with a fresh one of the same size, voltage, and specifications, or a spare.

If the key fob has been submerged in water, it's vital to dry it before inserting it again. The use of isopropyl alcohol or electronic cleaner is a good method to do this. It is also recommended to remove the battery, clean the circuit board and replace it before replacing.

If you're unable to find a spare key your best bet is to call an locksmith. 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 faster solution than waiting for a genuine fiat key fob replacement - Highly recommended Reading - key to arrive from Italy. A professional locksmith will have the tools and equipment necessary to complete the replacement as quickly as is possible.