How to Find a Fiat 500 Spare Key

Fiat's iconic 500 has become an iconic vehicle since its relaunch in 2007. The company is now launching a larger offensive to different powertrains, including a hybrid version.

Replacing the battery in the key fob on a Fiat 500 is straightforward and cost-effective. It takes around 10 days for the key to be delivered from the Fiat main dealer.

Fault Diagnosis

The key fob is equipped with an electronic chip that communicates with the Fiat immobiliser system to ensure that only authorized vehicles can start the engine. If the transponder contained in the key fob is damaged the chip will not be able to connect to the immobiliser, which means that your car won't start.

It is possible to repair the key fob that has been broken, as long that the chip isn't physically harmed. A professional locksmith will utilize standard techniques used by dealers to repair it quickly.

With an OBD scanner, it's possible to determine if your fob is still communicating with the receiver module. It's a quick and simple process that can give you an initial indication of the problem. If the OBD scan tool reports that communication between the transmitter and receiver modules isn't happening, it may be necessary to replace the fob's transmitter module. This can be a pricey alternative, and is best left to a professional locksmith.

Dead Coin Battery

A dead battery on a coin is the most frequent reason for a key fob to not work. It's an easy fix that only takes minutes. Check that the key fob is seen by your vehicle. Then, try pressing the "Lock" or "Unlock" button to see if it responds.

The key fob might not work at all, or maybe only intermittently, if out of range. This could be an indication of a defective circuit board. In this instance you'll need to refer to the manual of the owner for instructions on how to reprogram the key fob.

The mechanical latch can be removed from the back of the key fob. (See the image below). Then, gently pull the edge of battery holder away from the switch to release the old coin-cell battery. Then, insert a new CR2032 3 volt batteries into the fob holder with the "+" side facing toward the rear cover of the key fob with the "--" side facing downwards towards the rubber buttons.

Water Damage

The key fob isn't waterproof even though it has rubber seals to prevent water from getting into the electronic chip. The key fob is likely to be fine in the event of water from a shower or water from a wash cycle however, submerging the device in ocean or pool waters is not recommended.

The key fob will need to be reprogrammed if it is exposed to water. You can follow the steps in your owner’s manual, or visit a professional locksmith or Fiat dealer.

Another reason why a fob won't work is that it's not in the range of your car. Key fobs generally have a range of approximately 30 feet, and if they're too far away from your car, it won't be able recognize them. For starters, try moving closer to your vehicle. If it doesn't work, the key fob's battery may need to be replaced. You can find instructions on how to replace the battery in all vehicles on YouTube or by consulting the owner's guide. If your key fob is looking scuffed and dented, it's time to replace it.

Faulty Receiver Module

In more modern models of Fiat cars, you do not need an actual key to open the car or start it. These cars use a remote control that sends a wireless message to the car in order to switch the engine on and off. If you've broken your key fob, a locksmith is able to replace it for you. Let the experts and save time and money. They can also program a new key to your fiat doblo key fob replacement.

You will need to give the locksmith a few details over the phone if you need a replacement Fiat key. You'll need to provide the locksmith information about your car, including the year it was made and the model. This is important because the locksmith will require this information to ensure that the new key will work with the existing locks.

You should be aware that not all locksmiths are able to make replacement keys for Fiat vehicles. You need to look for one with a solid reputation and has experience in this field. This means that you are sure that the new key will work with your vehicle and you won't be wasting money.

Unpaired Key

If you have a key fob that has isn't working, the most frequent reason is an unresponsive coin battery. The key fob comes with metal clips that keep the battery in place and completes the circuit. When they wear out or loose, they can cause contact issues and lose power. Replace the battery by the same one, but with a different design.

It is essential to dry out the key fob when it was submerged into liquid. Using isopropyl alcohol or electronic cleaner is a great method to accomplish this. It is also recommended to remove the battery, clean the circuit board and replace it before replacing.

If you're unable to locate a spare key, the best choice is to call the locksmith. A qualified locksmith can reprogram the Fiat transponder key without needing to view your original keys. This is a much less expensive and faster solution than waiting for an authentic Fiat key to arrive from Italy. A professional locksmith will have all the tools and equipment required to complete a replacement fiat 500 key fob in as little time as is possible.