7 Secrets About Fiat Doblo Key Fob Replacement That Nobody Will Tell You
How to Repair Fiat 500 Keys
There are many reasons why your Fiat 500 key FOB may stop working. One of the most common is when the small "watch" battery inside the device dies. This is an 3.3-volt lithium CR2032 You can buy it anywhere for less than $3.

A locksmith is the ideal place to call when you require a replacement car key for the classic Fiat model. United Locksmith can provide this service and can provide the tools and replacement parts required.
Keys
Fiat keys may look simple but inside is a chip that communicates with the immobiliser system of your car. If this chip is not present or programmed to the immobiliser system in a correct manner then your vehicle will not start. Car Keys Solutions can offer you dealer-grade equipment and technology to repair your Fiat key, regardless of whether the key has been damaged or lost.
The possession of a spare key is the most efficient method to keep your car running in the event of a catastrophe or being locked out. We can provide you with a standard blank key or a remote fob. We only use the highest quality blanks, and we offer a rapid turnaround so you can get back on the road quickly.
Some people prefer to go to a Fiat Dealership when they require a new ignition key, but we can provide a more affordable and quicker service. We can also come to your location without the expense of towing your car to the dealer. This will also reduce the waiting time, which can take up to 10 days for dealers.
Remotes
The remote controls on Fiat vehicles are similar to the keys themselves, with the exception that they have an IR (infrared) LED at the bottom. This LED transmits an IR signal to the device which opens or turns off the car when pressed. The signal is detected by a microprocessor in the key that converts it into a code that is then sent to the device.
This process is known as "keyless entry". The more recent your car is, the more likely to have a keyless entry system. The more advanced your car is, the more features it will come with. This includes everything from locking and unlocking the car with a press of a button to opening the doors without having to touch the door handle and more.
The key fob has an integrated circuit chip that communicates with the immobiliser system in the car. The system can determine if the correct key is in place by looking for a particular sequence of numbers in the transponder chip. If the chip isn't present, or if it has not been programmed with the correct immobiliser system the vehicle will not start.
A locksmith can repair the key fob in case it is damaged. The locksmith will also need to program the new key so that it can sync with the immobiliser system in the vehicle. You should be prepared to give your locksmith information regarding your vehicle when they call.
Keyless Entry
With a keyless entry system on your Fiat 500 you can lock or unlock the vehicle by pressing an button. This technology is becoming increasingly popular in all types of cars and provides security and convenience to the usage of your car.
If your remote keyless entry system stops working, check to see whether the battery in the fob has died. If the battery is drained replace it with a new one with the same voltage, size, and type as the original. You should also ensure that the contacts of the battery are free of corrosion or dust.
fiat ducato key fob that shield the electronic chip from water however, prolonged exposure to soapy or salty water can cause the chip to fail. If your key fob is exposed to water, remove the battery and let it dry completely before putting it back into. You can also clean the electronic chip by using isopropyl, or electronic cleaner.
Keyless entry systems are more secure than traditional systems, since it rolls up the code that is used to unlock your car after each use. This means that even if hackers are able to intercept the signal, they won't be able to gain permanent access to your vehicle.
Transponders
Fiat uses a crypto key transponder system which means that the keys/transponders need to be precoded by the Body Control Module before they are "programmed" by the BCM. This is the reason why an unwritten key cannot be programmed because the BCM has to read & write its secret key to the transponder & lock it. This is referred to as the process of cloning.
These are new replacement outer cases that replace the SIP22 Transponder keys for Fiat 500. They come with a chip that opens the doors and also starts the car. Locksmiths will have to cut them to fit in your ignition.