How to Find a Fiat 500 Spare Key

Fiat's classic 500 has evolved into an iconic vehicle since its relaunch in 2007. The company has now launched an even bigger attack on different powertrains, including a hybrid version.

The replacement of the key fob batteries on the Fiat 500 are simple and inexpensive. It takes around 10 days for the key to be handed over from the fiat 500 keys main dealer.

Diagnostics of a fault

The key fob has an electronic chip which communicates with the Fiat immobiliser system. This ensures that only authorized cars can start the car. If the transponder chip on your key fob is damaged, it won't be able to link up to the immobiliser unit which means that your car won't be able to start.

The good thing is that it's possible to repair a broken key fob, provided the chip isn't physically damaged. A professional locksmith will employ standard technologies from dealers to repair it swiftly.

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 can provide an initial indication of the root cause. If the OBD scanner indicates 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 a cost-effective option and should be left to a locksmith.

Dead Coin Battery

A dead battery for the coin is the most frequent reason for a key fob to not function. It's an easy fix that can be completed in only a few minutes. First, make sure that the key fob is within the range of your vehicle. Press the "Lock" and "Unlock" buttons to check if they respond.

If the key fob's signal is out of range, it might not respond at all or may only function intermittently. This could be a sign of a bad circuit board. In this scenario, you'll need to consult the manual of the owner for instructions on how to reprogram the key fob.

You can change the battery by getting rid of 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 take out the old coin-cell battery. Then, put a new 3 volt battery # CR2032 into the fob holder with the "+" side facing towards the cover on the rear of the key fob with the "-" side facing downwards toward the buttons made of rubber.

Water Damage

The key fob isn't waterproof even though it's got rubber seals that prevent water from getting into the electronic chip. A splash of rain or washing cycle is likely to be okay however, submerging the key fob in ocean or pool water is likely to cause damage.

If the key fob is exposed to water and stops functioning it must be reprogrammed. This can be accomplished by following the instructions in your owner's manual or by taking it to an auto locksmith professional or an Fiat dealer.

Another common reason a fob may stop working is if it's out of distance from your car. Key fobs usually have a range of about 30 feet, and if they're too far away from your vehicle, it won't be able to recognize them. The first step is to move closer to your vehicle. If you're not able to get it working, the battery for your key fob may require replacement fiat key. You can find information on how to replace the battery in most vehicles either on YouTube or by reading the owner's manual. This is a good time to consider getting a replacement key fob if it is starting to look scruffy and dented.

Faulty Receiver Module

Modern Fiat models do not require a physical key in order to start or open the car. These cars use an electronic remote control that sends an electronic message to the car in order to switch the engine on and off. If you've damaged 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 give the locksmith a few details over the telephone when you want to purchase a spare Fiat key. For instance, you will be required to give the year of production for your vehicle and the model's name. This is important as the locksmith will require this information to make sure that the new key will work with the locks in place.

Not all locksmiths can make replacement keys for Fiat replacement key cars. Choose a locksmith who has 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 will not waste money.

Keys that are unpaired

The most common reason for a key fob not working is a dead coin battery. The key fob comes with clips made of metal that hold the button cell in place and complete the circuit, so if they become worn or damaged, it could result in contact issues and no power. Replace the battery by purchasing a new one with the same voltage, size and specification, or use a spare.

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

If you're not able to find a spare key your best bet is to call locksmith. A licensed locksmith can reprogram a Fiat transponder key, without needing to see your original keys. This is a much faster and cheaper solution rather than waiting for the original Fiat key from Italy to arrive. A professional locksmith has the tools and equipment to replace your key as swiftly as is possible.