10 Fiat Key Cover Tricks Experts Recommend
How to Find a Fiat 500 Spare Key
Fiat's classic Fiat 500 has become a cult classic since its relaunched in 2007. The company is now launching an even bigger attack on different powertrains, including a hybrid version.
The replacement of the key fob batteries on the Fiat 500 are simple and affordable. It takes approximately 10 days for the key to be shipped from the Fiat main dealer.
Troubleshooting
The key fob is equipped with an electronic chip that communicates with the Fiat immobiliser system. This ensures that only cars with a valid license can start their cars. If the transponder chip inside your key fob is damaged, it won't be able to connect to the immobiliser unit and this means that your car won't be able to start.
The good news is that it's feasible to repair a damaged or broken key fob if the chip is not physically damaged. A professional locksmith will use dealer-standard technologies to repair the chip quickly.
It's possible to use an OBD scanner to see if your fob is still in communication with the receiver module. This is a simple procedure and can provide an initial indication of the root cause. If the OBD scanner reports 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 is a cost-effective option and should be left to a locksmith.
Dead Coin Battery
The most frequent reason for an unresponsive key fob is a dead battery. Fortunately, this is an easy fix that only takes just a few minutes. Make sure 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 may not work at all, or maybe only intermittently, in the event that it is out of range. This could be an indication of a bad circuit board. You'll need to consult the owner's guide to get instructions on how you can reprogram the keyfob in this case.
spare key fiat 500 can be removed from the back of the key fob. (See the image below). Then, gently pry out the edge of the battery holder in front of the switch and then remove the old coin cell battery. Then, place a new 3 volt battery # CR2032 into the fob assembly with the "+" side facing toward the cover on the rear of the key fob and the "--" side facing down towards the rubber buttons.
Water Damage
The key fob isn't waterproof even though it is fitted with rubber seals to prevent water from entering the electronic chip. The key fob should be able to withstand the splash of rain or water from a washing cycle, however, submerging it into the ocean or in pool water is not recommended.
If the key fob is exposed to water and stops working, it will need to be reset. This can be accomplished by following instructions in the owner's guide or by taking it to a professional auto locksmith or an Fiat dealer.
A fob that is not in range may not function. Key fobs generally have a range of about 30 feet and if they're far away from your car, they won't recognize them. For starters, try moving closer to your car. If that doesn't work, the key fob's battery may need to be replaced. There are battery replacement instructions for a variety of vehicles on YouTube or in the owner's manual. It is a good idea to think about purchasing a replacement key fob if it is beginning to look shabby and scratched.
Faulty Receiver Module
In the more modern versions of Fiat cars you don't need a physical key to open or start the car. The cars have a remote control which sends an encrypted wireless signal to the car in order to switch the engine on and off. If you've lost your key fob, a locksmith can replace it for you. Leave this job to the experts and save time and money. They can also program the new key for your Fiat.
You'll need to give the locksmith some details over the phone when you require a spare Fiat key. You'll need to provide the locksmith specific information about your car, including the year it was made and the model. This is crucial because locksmiths require it to ensure that the new key works with the locks in place.
Not all locksmiths are able to make replacement keys for Fiat automobiles. You need to look for one with a solid reputation and experience in this particular field. This way, you can be sure that the new key will work with your car and you won't be wasting money.

Keys that are unpaired
If you have a key fob that has stopped working, the most frequent reason is an unresponsive coin battery. The key fob is made of metal retaining clips that hold the button cell in place and complete the circuit, so if they become worn or loose it can result in contact issues and not being able to power. Replace the battery with a new one of the same voltage, size and specification, or a spare.
If the key fob has been submerged in water, it is important to dry it out before re-inserting it. The use of isopropyl alcohol or electronic cleaner is a suitable method to accomplish this. It is also recommended to remove the battery and clean the circuit board, and replace it before replacing.
If you're unable to locate a spare key, your best bet is to call locksmith. A locksmith with the ability to reprogram Fiat transponder keys can do this without having to see the original keys. This is a cheaper and faster 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 is feasible.