How to Find a Fiat 500 Spare Key
Fiat's classic Fiat 500 has become a cult classic since its relaunch in 2007. The company has since kicked into a larger offensive toward different engines with a mild-hybrid version.
Replacing the battery in the key fob on a Fiat 500 is straightforward and affordable. It takes around 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 cars with a valid license are able to start the car. If the transponder chip within the key fob is damaged, it will not be able to connect to the immobiliser unit which means your car won't start.
The good part is that it's attainable to fix a damaged key fob, as long as the chip isn't physically damaged. A professional locksmith will employ dealer-standard technologies to repair the chip quickly.
With an OBD scanner, it's possible to determine if the fob is still communicating with the receiver module. This is a straightforward process, and it can provide initial indications of the root cause. If the OBD scanner reports that there is no communication between the transmitter and receiver modules, it may be required for the fob's transmitter module to be replaced. This can be a costly option, and should be left to an experienced locksmith.
Dead Coin Battery
A dead coin battery is the most frequent reason for a key fob to not work. It's an easy fix that can be completed in only a few minutes. First, ensure that the key fob is within the range of your vehicle. Press the "Lock" and "Unlock" buttons to check whether they respond.
If the key fob is not in range, it may not be responsive at all, or might only work intermittently. This could also be a sign that the circuit board in the key fob is damaged. In this scenario you'll have to consult your owner's manual for 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 battery holder away from the switch to remove the old battery. Put a brand new #CR2032 3-volt battery into the fob with the "+ side" facing the rear cover and the "- side" looking down towards the buttons made of rubber.
Water Damage
While the key fob is fitted with rubber seals that keep water from the chip, it is not waterproof. The key fob is likely to be fine with the splash of rain or water from a washing cycle, however, submerging it into water from the ocean or pool is not recommended.
If the key fob is exposed to water and stops working, it will need to be reset. This can be done by following instructions in the owner's manual, or by bringing it to an expert auto locksmith or an Fiat dealer.
A fob that is out of range may stop working. fiat 500 new key fobs usually 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 car. If you're not able to get it working, the key fob battery might need to be replaced. You can find replacement battery instructions for the majority of automobiles on YouTube or in the owner's manual. It is a good idea to consider getting a replacement key fob if the one you have is starting to look scruffy and dented.
Faulty Receiver Module
In the more modern versions of Fiat cars there is no need for a physical key to open the car or start it. The cars are equipped with a remote control which sends an wireless message to the car to switch the engine on and off. If you've lost your key fob, a locksmith will replace it for you. You will save time and money by leaving this job to professionals. 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 want to purchase a spare Fiat key. You'll need to provide the locksmith specific information about the car, including the year it was produced and the model. This is vital as locksmiths need it to ensure that the new key works with the existing locks.
Not all locksmiths can create replacement keys for Fiat automobiles. It is important to choose one with a solid reputation and has experience in this area. You can rest assured that the key will be able to work for your vehicle and you won't waste money.
Unpaired Key
The most frequent reason for a key fob not working is a dead coin-cell battery. The key fob is made of metal clips for retaining the button cell in place and complete the circuit in the event that they wear out or loosened, it can result in contact issues and no power. Replace the battery by a new, identical one.
It is essential to dry out the key fob if it is submerged in liquid. This can be accomplished by using isopropyl or an electronic cleaner. It is also recommended to take the battery off and clean the circuit board prior to replacing it.
Contacting locksmiths is the best option in case you cannot find an alternative. A locksmith who is certified to reprogram Fiat transponder keys is able to do this without having to see the original keys. This is a much faster and less expensive option rather than waiting for the original Fiat key from Italy to arrive. A professional locksmith will have all the equipment and tools needed to complete the replacement in as little time as is possible.