The Story Behind Fiat Doblo Key Fob Replacement Is One That Will Haunt You Forever!
How to Repair Fiat 500 Keys
There are a few reasons why your Fiat 500 key FOB may cease to function. One of the most common is when the small "watch" battery that's inside the device dies. This is an 3.3-volt lithium CR2032 and you can find it for less than $3.
A locksmith is the ideal source to call if you need a new car key for a classic Fiat model. United Locksmith can provide this service and will have the tools and spare parts needed.
Keys
Fiat keys might appear simple but inside is an electronic chip that communicates with the immobiliser system in your car. If the chip isn't in place or programmed to the immobiliser system correctly your car won't start. Luckily, Car Keys Solutions are able to provide standard dealer technology and equipment that will ensure your Fiat key is repaired, even when it has been damaged or has been lost.
A spare key will keep your vehicle running in case of an accident or lockout. We can provide you with a standard blank key or remote fob. We use only the highest-quality blanks that are available and offer a fast turnaround to ensure you can get back on the road quickly.
Some people prefer to visit an Fiat Dealership to purchase new keys. We can provide a quicker and cheaper service. fiat 500 key fob replacement can even come to you and save you the expense of towing your car to the dealer. This can also decrease the waiting time which can range from a few days to 10 days.
Remotes
The remote controls on Fiat vehicles look similar to the keys themselves, except they feature an IR (infrared) LED at the bottom. The LED sends a digital signal to the device which allows the vehicle to open or start when the button is pressed. The microprocessor in the key transforms the signal into a code, which is then sent to device.
This method is referred to as "keyless entry". The more recent your vehicle is, and the more likely it is that you have the keyless system. The more modern your car is, the more features you'll likely find in it. This includes everything from locking and unlocking the vehicle with a single press, to opening the doors without having to actually reach the door handle and more.
The key fob comes with an integrated circuit chip which communicates with the immobiliser system in the car. The system can determine if the correct key is present by looking for a specific sequence of digits in the transponder chip. If the chip is not there, or if it has not been programmed to the correct immobiliser system, then the vehicle will not start.

A locksmith can repair the key fob in case it is damaged. They'll also need to program the new key to be synced with the immobiliser system of your car. This is an important part of the procedure, and you must be prepared to provide details about your vehicle to your locksmith if they contact you.
Keyless Entry
With a keyless entry on your Fiat 500 you can lock or unlock your car with just a touch of one button. This technology is becoming more prevalent in all cars of all kinds and ages and can add convenience and safety to the use of your vehicle.
If your remote keyless entry system ceases to function examine whether the battery for the coin in the fob is dead. Replace the battery with a fresher one of the same voltage, type, and size as the one that came with it if it is drained. You should also make sure that the contacts of the battery are free of dust or corrosion.
The rubber seals on the key fob are designed to protect the electronic chip from water. However, prolonged exposure to soapy water or salty water may cause the chip to fail. If your key fob has been exposed to water, remove the battery and allow it to dry completely before putting it back in. You can also clean the electronic chip with isopropyl alcohol, or an electronic cleaner.
Keyless entry systems are more secure than traditional systems, as it rolls up the code that is used to unlock your vehicle after each use. This means that even if hackers attempt to intercept the signal that they receive, they will not be able to gain permanent access to your vehicle.
Transponders
Fiat employs a crypto-key transponder system, which means that the keys/transponders must be precoded by the Body Control Module before they are "programmed" within the BCM. A blank key that is not programmed can't be done because the BCM must read and write its secret key into the transponder before locking it. This is known as"cloning.
These are new replacement outer case SIP22 transponder keys to your Fiat 500. They have a chip that unlocks the door and opens the vehicle. Locksmiths will need to cut them to fit your ignition.