Reasons Your Fiat Key Cutting 500 Key Fob Won't Work

A fiat key fob 500 key fob makes it simple to open doors and start your vehicle. There are many reasons why the fob may stop working. This includes a dead battery or water damage, problems with the receiver modules, and interference.

This listing is for an NEW replacement fiat 500 stolen without keys Flip Key Remote that looks like the Ilco brand. It has to be professionally programmed (click here to find local locksmiths for automotive locksmiths). Includes lock, unlock and trunk buttons.

Dead Coin Battery

A dead battery is the main reason for your 500 key fob not working. Modern key fobs have only a limited range of operation and must be within a few inches of the vehicle to work. If you're far from your vehicle, and you press the keyfob button it will not respond, and display the message "Key Fob Not Detected".

If this happens, replace the coin cell battery (Part number CR2032) with a fresh one from a reputable manufacturer such as Panasonic, Duracell, or Energizer. You can find them in your local hardware store or online.

You can test the battery on your coin-cell by pressing the buttons while standing close to your Fiat 500. The car will blink its parking lights and the key fob should work the lock and unlock switches.

If the fob's key doesn't function after replacing the battery, it could be damaged by water that blocks it from communicating with the receiver module in your car. Water damage can happen in a variety of ways, such as a simple splash or submerging your key fob in saltwater at the beach. If you suspect that your fob was exposed to water, you can try placing it in a dry rice bag to pull the moisture out. If this doesn't work the fob might need to be reprogrammed by an experienced auto locksmith or the dealer.

Water Damage

While the fob has some rubber seals that keep water out of the electronic chip inside, submerging it in the ocean or washing it in a machine could cause water damage. Saltwater can cause the circuit board to short and then fail. If you get the fob wet, it's not an option but if you accidentally drop it into the water in a cup or fail to take it out of your pants pocket prior to running the washing machine and you don't have a chance, don't give in.

First remove the battery from the fob. Clean the electronic chip with isopropyl ethanol or a similar product and dry it thoroughly before replacing the battery. Next, test the fob to see if it works. If the key does not function, it may need to be reset. This is usually done by an auto locksmith or dealer.

If the key you have is older and not programmed for your vehicle You will need to replace it completely. This is a straightforward process that can be completed by a professional automotive locksmith. The locksmith must cut the key to match the ignition of your car. The locksmith will also have to reprogram your fob in the car's system. This is a cost-effective and fast process that can be completed on the same day.

Receiver Module Issues

One of the most common reasons your 500 key fob could stop functioning is because it's out of range. The remote has a range of 30 feet. Therefore, should you be too far away from your vehicle it won't respond to your commands. It can be solved by moving closer to your vehicle until it starts responding.

If your fob does not work after replacing the coin battery, also called a "button", "watch" or "button", it may be due to a malfunction on the circuit board inside. In the majority of cases, reprogramming your fob will fix the issue. You can find the instructions for most vehicles on YouTube or in the owner's guide.

You may need to replace the metal retaining clips that hold the coin battery in place. If they lose tension, it could prevent your coin battery from being properly seated and cause your remote to malfunction.

In rare cases the fob could be desync'd with your vehicle because of software or hardware issues. This could be a huge issue, but you are able to usually fix it by visiting a local dealer or auto locksmith to have them reprogram your fob. In some instances the software may need to be reinstalled in your body control modules.

Interference

In addition to a dead battery on a coin The key fob may not be able to receive or transmit signals due to interference. This may happen if the keyfob is located in close proximity to a radio transmitter, like a cellphone or radar detector. The key fob may not function due to a bad connection with the buttons, water damage or damage to the internal chips.

If the key fob suddenly stopped working, out of the blue or even after trying everything you can do at home to fix it e.g. You may have a faulty 500 receiver module in the event that you've tried replacing the battery, read this blog article from Willysforsale reprogramming it, or using an alternative key fob. The receiver module is situated under the dash and receives the radio frequency signals from the key fob. It converts them to electronic commands that the vehicle interprets.

There's a quick and easy way to reset the 500's onboard system including the keyfob. Disconnect the battery 12 volt for about 15 minutes by removing the negative cable and then the positive cable. Reconnect the battery. This will eliminate any residual electricity and restart the car's computers. This can help the key fob to function again. If the issue persists, you should consult a certified technician. They'll be able determine the root of your issue.