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How to Find a Fiat 500 Spare Key

Fiat's classic 500 has become something of an icon since its relaunch in 2007. The company is now launching a larger offensive to different engines by launching a hybrid version.

Replacing the key fob's battery on the Fiat 500 is straightforward and inexpensive. It takes about 10 days for the key to be shipped from the Fiat main dealer.

Diagnostics of a fault

The key fob has an electronic chip that communicates with the Fiat immobiliser system. This ensures that only authorized cars are able to start the car. If the transponder in your key fob has been damaged or damaged, it will not be capable of connecting to the immobiliser, which means that your vehicle won't start.

The good part is that it's attainable to repair a damaged or broken key fob if the chip is not physically damaged. A professional locksmith will utilize dealer-standard technologies to repair it quickly.

With an OBD scanner, it's possible to check if the fob is still communicating with the receiver module. This is a simple process and can provide first indications of the source of the issue. If the OBD scanner shows that there is no communication between the receiver and transmitter modules, it could be necessary for the fob's transmitter 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 on a coin is the most common reason for the key fob to not work. Fortunately, this is simple fix that takes just a few minutes. Make sure that the key fob can be recognized by your vehicle. Then, try pressing the "Lock" or "Unlock" button to determine if the key fob responds.

If the key fob isn't in range, it may not be responsive at all, or may only function intermittently. This could be an indication of a defective circuit. It is recommended to consult the owner's manual to find out on how you can reprogram the keyfob in this case.

G28 Car Keys can be removed from the back of the key fob. (See the image below). Then, gently lift the the battery holder near the switch. Remove the old battery. Then, you can insert a brand new 3 volt battery # CR2032 into the fob holder with the "+" side facing towards the rear cover of the key fob with the "+" side facing downwards toward the rubber buttons.

Water Damage

Although the key fob has rubber seals that keep water out of the chip, it's not waterproof. The key fob is likely to be fine with the rain or water from a wash cycle, however, submerging the device in pools or ocean waters is not recommended.

If the key fob is exposed to water and stops working it will have to be reset. You can follow the directions in your owner’s manual, or take it to a professional locksmith or Fiat dealer.

Another reason a key fob won't work is that it's out of distance from your car. The range of a key fob is usually around 30 feet. If they are far away from the vehicle, it will not recognize them. For starters, try getting closer to your vehicle. If you're not able to get it working, the battery for your key fob may require replacement. There are instructions on how to replace the battery in most automobiles on YouTube or by consulting the owner's guide. If your key fob appears scuffed and dented, 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 the car or start it. These cars have a key fob that sends wireless signals to the car to turn on and off the engine. If you have a broken key fob, a locksmith can replace it for you. You will save time and money by entrusting this job to professionals. They can also create a new key for your Fiat.

You'll need to provide the locksmith with some details over the telephone when you need a replacement Fiat key. For instance, you will have to provide the year of production for your car as well as the name of the model. This is vital as locksmiths need it to ensure that the new key is compatible 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 great reputation and experience in this field. You can be assured that the key will work with your vehicle, and you won't waste money.

Keys that are not paired

If you have a key fob that has stopped working, the most common cause is an unresponsive coin battery. The key fob contains clips of metal that keep the button cell in place and complete the circuit so when these are worn or broken, it can lead to contact problems and no power. Replace the battery with one with the same voltage, size and specifications, or get a spare.





It is essential to dry out the key fob if it was submerged into liquid. This can be done with isopropyl or electronic cleaner. It is also recommended to take out the battery and clean the circuit board, and replace it before replacing.

Contacting locksmiths is the best solution if you are unable to locate an additional. A locksmith qualified to reprogram Fiat transponder keys can do it without having to see the original keys. This is a cheaper and quicker solution than waiting for a genuine Fiat key to arrive from Italy. A professional locksmith is equipped with all the tools and equipment to replace your keys as quickly as possible.