5 Clarifications Regarding Fiat Doblo Key Fob Replacement
How to Repair Fiat 500 Keys
There are several reasons why your Fiat 500 key FOB may cease to function. One of the most common is when the small "watch" battery inside it dies. It's an 3.3-volt lithium CR2032 You can buy it at a price of less than $3.

A locksmith is the ideal choice to call if require a new car key for a classic Fiat model. United Locksmith offers this service and comes with all the parts and tools needed.
Keys
Fiat keys might appear simple however inside is a chip that is communicating with the immobiliser system of your vehicle. If the chip is not present, or is not properly programmed to the immobiliser, your car won't be able start. Luckily, Car Keys Solutions are able to offer dealer-standard technology and equipment to ensure that your Fiat key is repaired, even if it has suffered damage or is lost.
A spare key can keep your vehicle operating in the event of an accident or lockout. If you require a standard blank or a remote fob we can help. We only use the top blanks and offer a quick turnaround time so that you can be back on the road in no time.
Some individuals will opt to visit an Fiat Dealership when they need a new key, but we are able to offer a lower cost and quicker service. You'll also save the towing charges of bringing your vehicle to and from the dealership as we can come to you. This can also reduce the wait time which can be anywhere from 5 to 10 days.
Remotes
The remote controls on Fiat vehicles look similar to keys, however they feature an IR (infrared) LED on the top. The LED transmits an electronic signal to the device, which allows the vehicle to open or start when pressed. The microprocessor in the key transforms the signal into a code that is then sent to device.
This process is known as "keyless entry". The more recent your car is, the more likely you are to have an electronic keypad. The more advanced your vehicle has, the more features it will come with. This includes locking and unlocking your car at the pressing a button and opening the doors with out touching the handle, and so much more.
The key fob is fitted with an integrated circuit chip that communicates with the immobiliser system in the car. The system will determine if the key is correct by checking a particular sequence of the transponder. If the chip is not present, or isn't programmed to the correct immobiliser system, the vehicle will not begin.
If the key fob has been damaged, a locksmith will create a replacement. They will also have to program the new key to sync with the immobiliser system of your car. The Key Lab is a crucial aspect of the procedure, and you must be ready to provide information about your car to your locksmith when they call you.
Keyless Entry
With a keyless entry feature on your Fiat 500 you can lock or unlock the car with the touch of the button. This technology is becoming more popular in vehicles of all kinds and ages and adds convenience and security to the vehicle's usage.
Check to see if your remote keyless entry system isn't working. The battery inside the fob could be depleted. Replace the battery with a fresher one of the same voltage size, type, and size as the original one if it's drained. It is also important to ensure that the battery contacts are clean and free of corrosion or dust.
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 could cause the chip to fail. If your key fob has been exposed to water, take it out and allow the battery to dry completely before replacing it. You can also clean the electronic chip with isopropyl alcohol, or an electronic cleaner.
The keyless entry system is more secure than traditional systems, since it generates the code that is used to unlock your vehicle after each use. This means that even if hackers intercept the signal it isn't possible for them to gain access to your car.
Transponders
Fiat utilizes a crypto key transponder, which means that keys/transponders have to be precoded with an encrypted code by the Body Control Module (BCM) before being "programmed" into the BCM. A key that is blank and has not been programmed can't be programmed because the BCM must read and write the secret code onto the transponder before locking it. This is referred to as"cloning.
These are brand new replacement outer cases to replace SIP22 Transponder keys for Fiat 500. They have a chip inside that unlocks the doors and opens the car. They will need to be cut professionally by a locksmith in order to fit your ignition.