How to Find a Fiat 500 Spare Key

Fiat's iconic 500 has become an icon since its relaunch in 2007. The company has now kicked off a larger campaign towards various powertrains, key fob battery including a mild hybrid version.

Replacing the key fob battery on a Fiat 500 is straightforward and cost-effective. It takes approximately 10 days for the key to be delivered from the Fiat main dealer.

Diagnosis of a Fault

The key fob has an electronic chip that communicates with the Fiat immobiliser system to ensure that only authorized cars are able to start the engine. If the transponder chip within the key fob is damaged, it won't be able to link up to the immobiliser unit which means your car will refuse to start.

It is possible to repair keys that have been damaged, so long as the chip isn't physically harmed. A professional locksmith can help with this, and they'll use dealer-standard technology to fix it quickly and effectively.

It's possible to utilize an OBD scanner to determine whether your fob is communicating with the receiver module. This is a simple process that can give first indications of the root cause. If the OBD scan tool shows that communication between the transmitter and receiver modules is not happening It may be necessary to replace the fob's transmitter module. This can be a costly option, and it's best left to a professional locksmith.

Dead Coin Battery

The most common cause of an unresponsive key fob is a dead battery. It's simple fix that takes just a few minutes. First, make sure that the key fob is in range of your vehicle. Then, try pressing the "Lock" or "Unlock" button to check if it responds.

If the key fob is not in range, it may not respond at all or might only work intermittently. This could be a sign of a damaged circuit board. In this case you'll need to refer to your owner's manual for instructions on how to reprogram the key fob.

The mechanical latch can be removed from the back of the key fob. (See the image below). Then, gently pry out the edge of the battery holder near the switch and remove the old battery. Put a brand new #CR2032 3-volt battery into the fob with the "+ side" facing the cover on the rear and the " side" facing down towards the buttons made of rubber.

Water Damage

The key fob isn't waterproof, even though it has rubber seals that stop water from getting into the electronic chip. The key fob may be able to withstand a 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 ceases to function it must be reprogrammed. This can be accomplished by following the instructions in the owner's manual, or by taking it to an expert auto locksmith or an Fiat dealer.

Another common reason a fob won't work is because it's out of range from your car. Key fobs typically have a range of 30 feet, and if they're too far from your car, they won't recognize them. The first thing to try is to get closer to your car. If that doesn't work, the key fob battery may require replacement. You can find battery replacement instructions for all automobiles on YouTube or in the owner's manual. It is a good idea to consider getting a replacement key fob in case yours is starting to look scruffy and damaged.

Faulty Receiver Module

In more modern models of Fiat cars it is not necessary to have a physical key to open the car or start it. The cars have a remote control which sends a wireless message to the car in order to turn the engine on and off. If you've broken your key fob, a locksmith will replace it for you. You can leave this task to the experts and save time and money. They can also program the new key for your Fiat.

If you're getting a replacement key for your Fiat, you will need to provide the locksmith with some details about the car over the phone. You will need to give the locksmith details about your car, including the year it was produced and the model. This is important as the locksmith needs it to ensure that the new key is compatible with the existing locks.

Not all locksmiths can create replacement keys for Fiat cars. Find a locksmith with an excellent track record and experience in the field. This means you can be certain that the key will work with your vehicle and you won't be wasting money.

Keys that are unpaired

If you have a key fob that isn't functioning, the main reason is an unresponsive coin battery. The key fob is equipped with metal clips that hold the battery in place and completes the circuit. When they become worn or loose, they can cause contact problems and no power. Replace the battery by purchasing a new one with the same voltage, size and specifications, or get a spare.

If the key fob has been submerged in water, it's vital to dry it before re-inserting it. Using isopropyl alcohol or electronic cleaner is a good method to do this. It is also recommended to remove the battery and clean the circuit board, and replace it prior to replacing.

Contacting a locksmith is the best choice if you're unable to find a spare. A qualified locksmith can reprogram the fiat doblo key fob replacement transponder key without having to look up your original keys. This is a far cheaper and faster solution than waiting for a genuine Fiat key to arrive from Italy. A professional locksmith has all the tools and equipment to replace your key as quickly as possible.