Reasons Your Fiat 500 Key Fob Won't Work

A key fob for the Fiat 500 is a great way to unlock the doors and start the car. There are many reasons the fob won't work. These include a dead coin battery or water damage, receiver module issues, and interference.

This listing is for an NEW replacement Fiat Flip Key Remote - an exact replica of the Ilco brand Fiat 500 Replacement Key Fob that must be professionally programmed by a local locksmith (click here to search for a Locksmith Search). Includes lock, unlock, and trunk buttons.

Dead Coin Battery

A dead battery is the most frequent reason for your 500 key fob not working. Modern key fobs come with a limited operating range, and must be within only a few feet from the car to operate. If you're far from your vehicle and press the keyfob button, it will not respond and display the message "Key Fob Not Detected".

If this happens, simply replace the battery in the coin cell (Part number CR2032) by a new one from a trusted brand such as Panasonic, Duracell, or Energizer. They can be found in your local hardware store, or on the internet.

After you've changed the battery on the coin cell You can test it by standing near your fiat 500 replacement key fob, Www.thekeylab.co.uk, 500 and pressing the buttons. The car will flash its parking lights, and the key fob should be able to operate the lock and unlock switches.

If your key fob still isn't working even after replacing the battery, there may be water damage that is preventing it from communicating with the module in your vehicle. Water damage can happen in a variety of ways, from a light splash to submerging the fob salt water at the beach. If you suspect your fob has been exposed to water, put it in a dry rice bag to draw the moisture out. If this fails, you'll have to get your fob reset by an auto locksmith or dealer.

Water Damage

While the fob comes with rubber seals to keep water from the electronic chip inside the device, submerging it into the ocean or washing it in a machine can cause water damage. Saltwater can cause the circuit board to short and eventually end up dying. In the event that you let your fob get wet, it's not a good idea but if you drop it in an empty cup of water, or don't remember to remove it from your pocket before you run the washing machine and you don't have a chance, don't give in.

First, remove the battery from the fob. Before replacing the battery clean the electronic chip with isopropyl, or a similar product. Next check the fob to see if it works. If the key isn't working then it might need to be programmed again. This is usually done by a professional or dealer auto locksmith.

If the key is more recent and has not been programmed to your car it is likely to need to be replaced completely. This is a simple procedure that can be completed by a professional automotive locksmith. The locksmith will need the key cut to match your vehicle's ignition. The locksmith will also have to program your fob into the car's system. This is a simple and affordable process which can be completed within the next day.

Receiver Module Issues

The 500 key fob you have may stop working because it is out of range. The remote has a range of 30 feet. So if you are too far from your car it will not respond to your commands. You can easily remedy this by moving your remote closer to your vehicle until it responds.

If you've replaced your coin battery (commonly known as a "button" or "watch") and the fob isn't working, it could have an internal circuit board problem. In most cases, reprogramming the fob will resolve this issue. You can find directions on how to do this for all automobiles by searching YouTube or consulting the owner's manual.

It is sometimes necessary to replace the clips made of metal that hold the coin batteries in place. If they loose tension, it could prevent the battery from sitting properly and cause your remote to malfunction.

In rare cases the fob may be out of sync with your vehicle because of hardware or software issues. This can be a major headache, but you can often fix this by visiting an auto locksmith to reprogram your fob for you. In some cases they might need to reinstall the program in your body control module, as well.

Interference

Interference can also cause the key fob to not be able to receive or transmit an signal. This could happen if the key fob is near an electronic radio transmitter (cell phones or radar detectors) or another source of electromagnetic radiation. Other reasons why the key fob might not function include a weak connection to the buttons, damage to the internal chip, or water damage.

If your key fob suddenly stopped working, or if you've tried everything at home to solve the issue (e.g. replacing the battery, reprogramming, and using the spare key fob, it could have a malfunctioning receiver module on your 500. The receiver module, which is located under the dashboard, detects radio frequency signals from your key fob. Then, it converts them into electronic commands that the vehicle interprets.

Fortunately, there's an easy method to reset all of the on-board systems in your 500 keys, Fiat 500 Replacement Key Fob including the key fob. Disconnect the battery for 15 minutes by removing first the negative cable, then the positive cable. Reconnect the battery. This will clear out any remaining electricity and then restart the car's computers. This could allow you to the key fob to function again. If the issue continues you should seek out an experienced technician. They will be able to determine the exact cause of any issues.