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 planning an aggressive campaign to other engines by launching a hybrid version.

The Replacement Fiat 500 Key Fob of key fob batteries on the Fiat 500 are simple and cost-effective. It takes about 10 days for the key to be delivered from the Fiat main dealer.

Fault Diagnosis

The key fob has an electronic chip which communicates with your Fiat's immobiliser system to ensure that only authorised vehicles can start the engine. If the transponder chip in your key fob is damaged, it will not be able to link up to the immobiliser unit, which means your car will refuse to start.

It is possible to repair a key fob that has been damaged, so long that the chip has not been physically damaged. A professional locksmith can assist with this, and will utilize the standard technology of dealers to repair the issue quickly and efficiently.

Using an OBD scanner, it's possible to check if the fob is still communicating with the receiver module. This is a straightforward process and can provide an initial indication of the root cause. If the OBD scanner says there is no communication between the receiver and transmitter modules, it could 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 cause of the key fob not working is a dead coin battery. It's an easy fix that can be completed in just a few minutes. First, make sure that the key fob is within range of your vehicle. Then, try pressing the "Lock" or "Unlock" button to check if it responds.

The key fob could not function at all, or maybe only occasionally, if it's out of range. This could be a sign of a defective circuit. In this case, you'll need to consult your owner's manual for instructions on how to reprogram the key fob.

You can replace the battery by pulling off the mechanical latch that is on the back of the fob (see the image below). Then, gently lift the edge of the battery holder near the switch. Remove the old coin cell battery. Put a brand new #CR2032 3-volt battery into the fob with the "+ side" facing the cover at the rear and the "- side" facing downwards towards the rubber buttons.

Water Damage

The key fob isn't waterproof even though it is fitted with rubber seals that stop water from getting into the electronic chip. A splash of water from rain or washing cycle is likely to be fine but submerging it fob in pool or ocean water will probably damage it.

If the key fob is exposed to water and fails to function it must be reprogrammed. You can follow the instructions in the owner's guideline, or visit an expert locksmith or Fiat dealer.

Another common reason a fob might stop working is because it's out of range from your car. The range of the key fob is typically around 30 feet. If they're far away from the car, then it might not recognize the fob. Start by moving closer to your car. If this doesn't work, you may require replacing the key fob. You can find the steps on how to replace the battery in a majority of vehicles either on YouTube or by reading the owner's manual. If your key fob looks damaged and scratched, then it's time to replace it.

Faulty Receiver Module

fiat key replacement's more modern models do not require the use of a key to start or open the car. These cars use a key fob that sends an electrical signal to the car that turns off and turn on the engine. A locksmith can repair the broken key fob. Let the experts and save time and money. They can also program a new key to your Fiat.

If you're getting an additional key for your Fiat vehicle, you'll have to give the locksmith some information about your car on the phone. For instance, you will be required to mention the year of manufacture of your vehicle and the model's name. This is crucial as the locksmith will require this information to make sure that the new key will work with the existing locks.

Not all locksmiths can make replacement keys for Fiat automobiles. You must choose one with a good reputation and experience in this particular field. This way, you can be 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 stopped working, the most common reason is the battery is dead. The key fob comes with clips made of metal that hold the button cell in place and complete the circuit, therefore, if they wear out or damaged, it could cause contact issues and no power. Replace the battery by purchasing a new one with the same size, voltage, and specifications, or get a spare.

It is essential to dry out the key fob when it was submerged into liquid. The use of isopropyl alcohol or electronic cleaner is a suitable way to do this. It is also recommended to remove the battery and clean the circuit board before replacing it.

If you're unable find a spare key, the best choice is to contact an locksmith. A professional locksmith can reprogram the fiat 500 replacement key fob transponder key without needing to look up the original keys. This is a faster and less expensive 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 possible.