How to Find a Fiat 500 Spare Key

fiat punto locked keys in car's iconic Fiat 500 has become a cult classic since its relaunch in 2007. Now the company has kicked into a larger offensive toward different powertrains with a mild-hybrid version.

The replacement of key fob batteries on the Fiat 500 are simple and cost-effective. It takes approximately 10 days for the key to be handed over from the Fiat main dealer.

Fault Diagnosis

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

The good news is that it's feasible to fix a damaged key fob provided that the chip isn't physically damaged. A professional locksmith can assist in this regard, and will use dealer-standard technology to fix it quickly and efficiently.

By using an OBD scanner, it's possible to verify if the fob is still communicating with the receiver module. This is a simple procedure, and it can provide an initial indication of the root cause. If the OBD scanner reports that there is no communication between the transmitter and receiver modules, it could be necessary for the fob's transmitting module to be replaced. This is an expensive option and should be left to locksmiths.

Dead Coin Battery

A dead coin battery is the most frequent reason for the key fob to not work. Fortunately, this is simple fix that takes just a few minutes. Ensure that the key fob can be seen by your vehicle. Press the "Lock" and "Unlock" buttons to determine if they respond.

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 that the circuit board inside the key fob has gone bad. You'll need to refer to the owner's manual for instructions on how to reprogram the keyfob in this case.

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 battery. Install a brand new 3-volt #CR2032 battery into the fob with the "+ side" facing the cover on the rear and the " side" looking down towards the rubber buttons.

Water Damage

Although the key fob has rubber seals that keep water from the chip inside, it is not waterproof. The key fob is likely to be able to handle a splash of rain or water from a wash, however, submerging the device in pools or ocean waters is not recommended.

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

A fob that is not in range may not function. The range of the key fob is typically around 30 feet. If they are too far away from your vehicle, it will not recognize the fob. For starters, try moving closer to your car. If this fails, you may have to replace the key fob. You can find replacement battery instructions for the majority of vehicles on YouTube or in the owner's manual. This is a great time to consider getting a replacement key fob if yours is beginning to look shabby and dented.

Faulty Receiver Module

In more modern models of Fiat cars you don't need an actual key to open the car or start it. The cars are equipped with a remote control that transmits 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. Leave this job to the professionals and save time and money. They can also program a new key to your Fiat.

You'll need to give the locksmith some details over the phone if you want a spare Fiat key. You'll need to provide the locksmith details regarding your car, like the year of its production and the model. This is crucial because the locksmith will need this information to make sure that the new key will work with the locks in place.

Not all locksmiths are able to make replacement keys for Fiat cars. Find a locksmith that has a good track record and expertise in the field. You can be sure that the key will work for your vehicle and you won't be wasting money.

Unpaired Key

The most frequent reason for a key-fob not functioning is a dead coin-cell battery. The key fob has metallic clips that secure the battery in place and are part of the circuit. When these become worn or loose, they can cause contact problems and no power. Replace the battery with the same one, but with a different design.

If the key fob has been submerged in water, it is crucial to dry it before inserting it again. The use of isopropyl alcohol or electronic cleaner is an effective method to do this. It is also recommended to take out the battery and clean the circuit board and replace it prior to replacing.

Contacting a locksmith is the best option if you're unable to find an extra. A locksmith qualified to reprogram Fiat transponder keys can do this without needing to look at the original keys. This is a speedier and cheaper solution rather than waiting for the original Fiat key from Italy to arrive. A professional locksmith will also have all the equipment and tools needed to complete a replacement as fast as is possible.