Why Fiat Key Cover Isn't As Easy As You Think
How to Find a Fiat 500 Spare Key
Fiat's classic 500 has become an iconic car since its relaunch in 2007. The company is now kicking off a larger campaign towards different powertrains by launching a mild-hybrid version.
Replacing the battery for the key fob on a Fiat 500 is straightforward and cheap. It takes around 10 days for the key to be received from the Fiat main dealer.
Diagnostics of a fault
The key fob contains an electronic chip that communicates with the Fiat immobiliser system. This guarantees that only authorized vehicles are able to start the car. If the transponder chip on the key fob is damaged, it will not be able to link up to the immobiliser unit and this means that your car won't be able to start.
It is possible to repair the key fob that has been broken, as long as the chip isn't physically damaged. A professional locksmith will use dealer-standard technologies to repair the chip quickly.
Using an OBD scanner, it's possible to determine if your fob is still communicating with the receiver module. This is a simple procedure that can give an initial indication of where the problem lies. If the OBD scan tool indicates that communication between the receiver and transmitter modules isn't working It may be necessary to replace the fob's transmitter module. This can be a pricey option, and should be left to an experienced locksmith.
Dead Coin Battery
The most frequent reason for a key fob that isn't working is a dead coin battery. Fortunately, this is an easy fix that can be completed in just a few minutes. First, ensure that the key fob is within range of your vehicle. Press the "Lock" and "Unlock" buttons to determine if they respond.
If the key fob's signal is out of range, it may not respond at all or it may only function intermittently. This could be a sign that the circuit board inside the key fob has gone bad. In this situation you'll have to consult your owner's manual for instructions on how to reprogram the key fob.
You can replace the battery by removing 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 in order to remove the old coin-cell battery. Then, you can insert a brand new # CR2032 3 volt batteries into the fob holder with the "+" side facing toward the rear cover of the key fob, and the "+" side facing downwards towards the buttons made of rubber.
Water Damage
The key fob isn't waterproof, even though it has rubber seals that stop water from entering the electronic chip. The key fob is likely to be fine in the event of a splash of rain or water from a wash cycle, but submerging it in pools or ocean waters is not recommended.
If the key fob is exposed to water and fails to function it will have to be reprogrammed. This process can be done by following the instructions in the owner's guide or by taking it to an auto locksmith professional or an Fiat dealer.
Another reason why a fob can stop working is that it's not in reach of your vehicle. The range of the fob's range is typically about 30 feet. If they're too far from the vehicle, it will not recognize them. In the beginning, try moving closer to your car. If this doesn't work, then the key fob battery may require replacement. You can find instructions on how to replace the battery in all vehicles on YouTube or by consulting the owner's manual. If your key fob is looking damaged and scratched, it's time to replace it.
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 a remote control that transmits an encrypted wireless signal to the car to turn the engine on and off. Locksmiths can fix the broken keyfob. You can leave this task to the experts and save time and money. They can also program the new key for your Fiat.
You'll have to provide the locksmith with a few information over the phone when you need a replacement Fiat key. You'll need to provide the locksmith specific information about your car, like the year of its production and the model. This is crucial because locksmiths need it to ensure that the new key is compatible with the locks in place.
You will need to know that not all locksmiths are able to create replacement keys for Fiat vehicles. Look for a locksmith with an established track record and experience in the field. This means that you are certain that the key will work with your car and you will not waste money.
Unpaired Key
The most frequent reason for a key fob not working is a dead coin cell battery. The key fob has clips made of metal that hold the button cell in place and complete the circuit, in the event that they wear out or loosened, it can lead to contact problems and the loss of power. Replace the battery by purchasing a new one with the same voltage, size and specification, or use a spare.
If the key fob has been submerged in water, it is vital to dry it before re-inserting it. Using isopropyl alcohol or electronic cleaner is an effective method of doing this. www.g28carkeys.co.uk is also recommended to take out the battery and clean the circuit board and replace it prior to replacing.
Contacting locksmiths is the best option in case you are unable to locate a spare. Locksmiths who are certified to reprogram Fiat transponder keys can do so without the need for original keys. This is a much less expensive and faster option than waiting for a genuine Fiat key to arrive from Italy. A professional locksmith will have the equipment and tools needed to complete a replacement in as little time as is possible.