How to Find a Fiat 500 Spare Key

Fiat's classic 500 has evolved into something of an iconic vehicle since its revival in 2007. The company is now launching an aggressive campaign to other powertrains by launching a mild hybrid version.

Replacing the battery in the Proximity key fob on a fiat 500 remote key programming 500 is straightforward and inexpensive. It takes around 10 days for the key to be handed over from the Fiat main dealer.

Diagnostics of a fault

The key fob has an electronic chip which communicates with the Fiat immobiliser system. This ensures that only cars with a valid license can start their cars. If the transponder chip inside the key fob is damaged, it will not be able to connect to the immobiliser unit, which means that your car will refuse to start.

It is possible to repair keys that have been damaged, so long as the chip is not physically damaged. A professional locksmith can assist with this, and they'll utilize the standard technology of dealers to repair it quickly and efficiently.

With an OBD scanner, it is possible to verify if the fob is still communicating with the receiver module. It's a simple process that can give an initial indication of the source of the issue. If the OBD scanner shows that there is no communication between the receiver and transmitter modules, it could be necessary for the fob's transmitting module to be replaced. This is a costly 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. This is a simple fix that only takes about a couple of minutes. Make sure the key fob is seen by your vehicle. Press the "Lock" and "Unlock" buttons to determine whether they respond.

If the key fob's signal is out of range, it might not be responsive at all, or may only function intermittently. This could also be an indication that the circuit board in the key fob is damaged. You'll need to consult the owner's manual for instructions on how you can reprogram the keyfob for this scenario.

You can change the battery by taking off the mechanical latch on the back of the fob (see the image below). Then, gently pry the edge of the 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 at the rear and the "- side" facing down towards the rubber buttons.

Water Damage

The key fob is not waterproof even though it is fitted with rubber seals that prevent water from getting into the electronic chip. A splash of rain or washing cycle is likely to be okay but submerging the key fob in ocean or pool water could cause damage to it.

The key fob needs to be reprogrammed if it is exposed to water. You can follow the steps in your owner’s manual, or take it to a professional locksmith or Fiat dealer.

Another common reason a fob won't work is that it's not in reach of your vehicle. Key fobs typically have a range of around 30 feet and Proximity key if they're far away from the car, they won't recognize them. For starters, try moving closer to your vehicle. If you're not able to get it working, the key fob's battery may require replacement. You can find instructions on how to replace the battery in most automobiles on YouTube or by reading the owner's guide. This is a great time to consider getting a replacement key fob if the one you have is starting to look scruffy and scratched.

Faulty Receiver Module

In more modern models of Fiat cars, you do not need an actual key to open or start the car. The cars are equipped with keys that transmit an electrical signal to the car, allowing it to turn on and off the engine. A locksmith can repair the broken key fob. You can leave this task to the professionals and save time and money. They can also program the new key for your Fiat.

When you are getting an additional key for your Fiat vehicle, you'll have to give the locksmith some details about your car over the phone. You'll need to provide the locksmith details about your car, such as the year of its production and the model. This is crucial because locksmiths require it to ensure that the new key works with the locks in place.

It is important to note that not all locksmiths are able create replacement keys for Fiat vehicles. It is important to choose one with a good reputation and has experience in this field. You can rest assured that the key will be able to work for your vehicle and you won't be wasting money.

Keys that are unpaired

The most frequent reason for a key fob to stop working is a dead coin cell battery. The key fob is equipped with metal clips that hold the battery in place and complete the circuit. When they wear out or Proximity key loose, they can cause contact issues and lose power. Replace the battery by the same one, but with a different design.

It is crucial to dry out the key fob in case it was submerged into liquid. Using isopropyl alcohol or electronic cleaner is an effective method of doing this. It is also advisable to take the battery off and clean the circuit board before replacing it.

If you're unable to locate a spare key, your best option is to contact the locksmith. A locksmith who is certified to reprogram Fiat transponder keys can do this without needing to look at the original keys. This is a cheaper and faster option than waiting for a genuine Fiat key to arrive from Italy. A professional locksmith has the tools and equipment to replace your key as swiftly as is feasible.