Reasons Your Fiat 500 Key Fob Won't Work

A key fob from Fiat 500 is a convenient way to unlock the doors and start the car. There are a variety of reasons why the key fob might stop working. These include a dead coin battery or damage to the receiver module, issues, or interference.

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Dead Coin Battery

A dead battery is the main reason for your 500 key fob being inoperative. Modern key fobs come with a limited operating range and should be within a few feet of the vehicle to function. If you are far from your vehicle and press the key fob button, the car will not respond, and will display an "Key Fob Not Detected" message in the instrument cluster.

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

After you've replaced the battery in the coin cell It is possible to test it by standing near your fiat 500 key fob programming 500 and pressing the buttons. The parking lights should blink and the key fob should operate the lock and unlock switch.

If your key fob still isn't working after replacing the battery, there may be water damage that is preventing it from interacting with the module in your vehicle. Water damage can occur in many ways, including an easy splash or submerging the key fob in saltwater at the beach. If you suspect your fob was exposed to water, try placing it in a dry rice bag to pull the moisture out. If this fails, you'll have to get your fob reprogrammed either by an auto locksmith or dealer.

Water Damage

While the fob has some rubber seals to keep water from the chip's electronic circuit it, submerging it in the ocean or washing it in a machine can cause water damage. Saltwater is particularly dangerous to the fob's circuit board, causing it to short out and eventually die. It's not a good thing to submerge the fob in water but don't give up even if you accidentally drop the fob in the water or don't remove it from your pocket.

First, Fiat Key Duplication remove the battery. Before replacing the battery, clean the electronic chip with isopropyl or similar products. Test the fob afterward to determine if it's working. If the key does not function, it may need to be reprogrammed. This is usually done by an auto locksmith or dealer.

If the key you have is older and has not been programmed for your vehicle You will need to replace it completely. A professional locksmith in the automotive industry will be able to complete this process. The locksmith needs to cut the key to match the ignition of your vehicle. The locksmith will also have to program your fob into the car's system. This is a simple and inexpensive process that is usually completed the same day.

Receiver Module Issues

Your 500 key fob might be inoperable because it's out of range. The remote's range is of 30 feet, which means in the event that you are far from your car it won't be able to respond to your commands. You can remedy this by moving your 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 could be a problem with the internal circuit board. Reprogramming the fob is usually the solution to the issue. You can find instructions on how to do this on the majority of vehicles by searching YouTube or looking through the owner's manual.

It could be necessary to replace the clips made of metal that hold the coin batteries in the correct position. If they loose tension, it could prevent the coin battery from being seated properly and can cause your remote to malfunction.

In rare cases the fob may be out of connection with your vehicle as a result due to hardware or software issues. You can fix this issue by visiting your local dealer or auto-locksmith to reprogram your key fob. In some instances it is possible that the software will require reinstallation to your body control modules.

Interference

In addition to a dead coin battery The key fob might not be able to transmit or receive 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. Other reasons why the key fob may not function may be a lack of connection to the buttons and internal chip or water damage.

If the key fob has suddenly stopped working, in the middle of the night or even after trying every option at home to resolve it e.g. replacing the battery, Fiat key duplication reprogramming it and using the spare key fob, it could have a damaged receiver module on your 500. The receiver module is located under the dash and receives the radio frequency signals from the key fob. Then, it converts them into electronic commands that the vehicle interprets.

Luckily, there is an easy way to reset all of the onboard systems in your 500 keys, including the key fob. Disconnect the battery for 15 minutes by taking off first the negative cable, then the positive cable. Then reconnect the battery. This will eliminate any residual electricity and restart the car's computer system, which could help get your key fob working again. If the issue persists, you should consult an experienced technician. They will be able to identify the root cause of your issue.