Five Things You've Never Learned About 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. The tiny "watch" inside the key FOB can fail. This is a 3.3-volt lithium CR2032 You can buy it anywhere for less than $3.
If you require the replacement key for an older Fiat model, a locksmith is the right person to contact. United Locksmith offers this service and comes with all the tools and parts needed.
Keys
Fiat keys may look simple however inside is a chip that is communicating with the immobiliser system in your car. If the chip is not present, or not programmed correctly to the immobiliser, your car isn't able to start. Fortunately, Car Keys Solutions are able to offer dealer-standard technology and equipment to ensure your Fiat key can be repaired in the event that it has suffered damage 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 a remote fob. We use only the highest-quality blanks available and offer quick turnaround so that you get back on the road quickly.
A few people choose to visit a Fiat Dealership if they require a replacement key, but we can provide a less expensive and quicker service. We can even come to you to save you 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 of Fiat vehicles are like keys, however they come with an IR LED (infrared). The LED sends a digital signal to the device which can open or shut down the vehicle when the button is pressed. The signal is picked up by a microprocessor within the key, which transforms it into a number that is then transmitted to the device.
This is also known as "keyless entry". The more recent your vehicle is, the more likely to have a keyless entry system. The more advanced your car is, the more features it will have. This includes everything from locking and unlocking the car with a press of a button and opening the doors without having to actually touch the door handle, and more.
The key fob is outfitted with an integrated circuit chip that communicates with the immobiliser system of the car. The system can tell if the correct key is in place by observing a certain sequence of numbers in the transponder chip. The vehicle will not start in the event of a chip being missing or in the event that it is not programmed to the right immobiliser system.

A locksmith can replace the key fob in case it is damaged. They'll also need to program the new key to sync with the immobiliser system of your car. It is important to provide your locksmith's details regarding your vehicle when they call.
Keyless Entry
If you have a keyless entry system in your Fiat 500, you can lock and unlock your car from anywhere with a push of the button. This technology is becoming more popular in vehicles of all ages and models, and it adds convenience and security to your vehicle's use.
If your remote keyless entry system stops working examine whether the battery for the coin in the fob has died. Replace the battery by using a newer one with the same voltage size, type, and size as the original if it's drained. You should also ensure that the battery's contacts are free of corrosion or dust.
fiat 500 replacement key on the key fob shield 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, you must remove the battery and allow it to dry completely before putting it back in. You can also try cleaning the electronic chip using isopropyl ethanol or electronic cleaner.
While some people might believe that keyless entry is less secure, this system is actually more secure than traditional systems due to the fact that the code that unlocks your car is rolled up after each use. This means that hackers will not be able to gain permanent access to your vehicle, even if they are able to intercept the signal.
Transponders
Fiat utilizes a crypto key transponder system, which means that the keys or transponders must be precoded with an encrypted code by the Body Control Module (BCM) before being "programmed" into the BCM. This is why a blank unwritten key is not able to be programmed because the BCM has to read & write the secret code to the transponder before locking it. This is referred to as cloning.
These are brand new replacement outer cases that replace the SIP22 Transponder keys for Fiat 500. They come with a chip that unlocks the door and opens the vehicle. Locksmiths must cut the chip to fit your ignition.