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Reasons Your Fiat 500 Key Fob Won't Work

A key fob from Fiat 500 is a handy way to open the doors and start the car. There are spare fiat 500 key of reasons why the fob won't work. These include a dead battery damage to the receiver module, water problems, and interference.

This listing is for an NEW replacement Fiat Flip Key Remote - look-alike Ilco brand that needs to be programmed professionally by a local automotive locksmith (click here to search for a Locksmith Search). This remote includes lock, unlock and trunk buttons.

Dead Coin Battery

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

If this happens If this happens, replace the battery in the coin-cell (Part Number CR2032) by a brand new one of a reliable brand, like Panasonic Duracell or Energizer. You can usually find them at your local hardware store or on the internet.

After you've replaced the coin cell battery, you can test it by standing in front of your Fiat 500 and pressing the buttons. The car should flash its parking lights, and the key fob should be able to operate the lock and unlock switches.

If your key fob still doesn't work even after replacing the battery, there might be water damage that prevents it from interacting with the module in your vehicle. Water damage can occur in a number of ways, ranging from small splashes to submerging the fob salt water at the beach. If you think your fob was exposed to water, place it in a rice bag to draw out the moisture. If this isn't working, you'll need to have the fob reprogrammed either by an auto locksmith or a dealer.

Water Damage

Water damage can occur when you immerse the fob in the ocean or wash it in a machine. Saltwater can cause the circuit board to short and then cease to function. The fob getting wet is not an ideal idea but if you drop it into a cup of water or fail to take it out of 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. Clean the electronic chip with isopropyl alcohol or another similar product and dry it completely before replacing the battery. Then check the fob to test if it works. If the key still doesn't function, it may need to be reprogrammed. This is typically handled by a dealer or professional auto locksmith.

If your key is old and has not been programmed to work with your vehicle, you will need to replace it completely. A professional locksmith for cars can complete this simple process. The locksmith will need the key to be cut to match your car's ignition. They will also need to program the fob into the car's system. This is a quick and inexpensive process that can be completed in the next day.

Receiver Module Issues

The 500 key fob could be inoperable because it's out of range. The remote typically has a range of 30 feet or less, and if it's too far away from your car it will not respond to your commands. You can easily solve this issue by moving the remote closer to your vehicle until it responds.

If your fob does not work after replacing the coin battery, also known as a "button", "watch" or "button" or "button", it may be due to a malfunction on the internal circuit board. In most cases, reprogramming the fob will resolve this issue. You can find instructions on how to do this for most automobiles by searching YouTube or reading the owner's manual.

It is possible to replace the metal clips that keep the coin battery. If they lose tension, it could prevent the battery from being properly seated, and this will result in the malfunction of your remote.

In rare cases the fob could be desync'd with your vehicle due to software problems or hardware issues. This could be a huge issue, but you are able to usually fix it by visiting an auto locksmith to have them reprogram your fob. In some instances they might need to reinstall the software in your body control module as well.

Interference





In addition to a dead coin battery, the key fob may not be receiving or transmitting a signal due to interference. This could occur if the key fob is close to radio transmitters (cell phones or radar detectors) or another source of electromagnetic radiation. Other reasons why the key fob might not function may be a lack of connection to the buttons or damage to the internal chip or water damage.

If your key fob suddenly stopped working, or you've tried everything at home to resolve it (e.g. replacing the battery, reprogramming, and using the spare key fob, you might have a damaged receiver module on your 500. The receiver module, which is located under the dashboard, picks up radio frequency signals from your key fob. It transforms the signals into electronic commands that are then processed by the vehicle.

Fortunately, there's an easy method of resetting all of the onboard systems in your 500 and include the key fob. Disconnect the battery for 15 minutes by taking off first the negative cable, then the positive cable. Reconnect the battery. This will clear any residual electricity, and allow you to restart the car's computer. This can help you get your key fob working again. If the problem persists it is recommended that you consult an experienced technician. They will be able to determine the root of any issues.