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Reasons Your Fiat 500 Key Fob Won't Work

A key fob for the Fiat 500 makes it easy to open doors and start your vehicle. However, there are numerous reasons why the key fob might stop working. This includes a dead battery or water damage, receiver modules issues, and interference.

This listing is for a NEW replacement Fiat Flip Key Remote that is similar to the Ilco brand. It needs to be professionally programmed (click here to find local automotive locksmiths). This remote includes lock, unlock and trunk buttons.

Dead Coin Battery

A dead battery is the main reason for your 500 key fob being inoperative. Key fobs of today have limited operating range and must be within just a few inches of the vehicle in order to function. If you're far from your vehicle and you hit the keyfob, it won't respond and display the message "Key Fob Not Detected".

If this happens, simply replace the battery on your coin cell (Part number CR2032) by a new one from a reputable brand such as Panasonic, Duracell, or Energizer. You can usually find them in your local hardware store or online.

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





If the key fob doesn't function after replacing the battery, it could be damaged by water that blocks it from connecting to the receiver module in your vehicle. Water damage can happen in many ways, such as the simple splash or submerging your key fob in saltwater at the beach. If you believe your fob was exposed to water, put it in a rice bag to draw out the moisture. If this doesn't work, your fob may need to be reprogrammed by an experienced auto locksmith or dealer.

Water Damage

Damage to the water supply can occur if you immerse the fob into the ocean, or wash it in a washer. Saltwater can cause the circuit board to short and eventually cease to function. Getting the fob wet is not a good idea, but if you drop it into a glass of water or don't remember to take it out of your pants pocket before running the washing machine, don't give up hope.

First remove the battery from the fob. Before replacing fiat panda key fob replacement clean the electronic chip using isopropyl, or a similar product. Test the fob afterward to verify if it's working. If the fob doesn't work, it may need to be reprogrammed. This is usually done by a professional or dealer auto locksmith.

If your key is old and not programmed for your vehicle then you'll need to replace it completely. A professional locksmith for automotive can complete this simple process. The locksmith will need the key to be cut to match your car's ignition. They'll also have to reprogram the fob for your car's system. This is a quick and affordable process that can usually be completed in the same day.

Receiver Module Issues

One of the simplest reasons why your 500 key fob could stop working is because it's out of range. The remote usually has a range of 30 feet or less and if it's far away from your car it won't respond to your commands. This can be easily fixed by moving closer to your vehicle until it starts responding.

If your fob does not work after replacing the coin battery, also known as a "button", "watch" or "button", it could be due to a problem with the circuit board inside. In most cases, reprogramming the fob will solve the problem. You can find the instructions for most vehicles on YouTube or in the owner's guide.

It is possible to replace the clips made of metal that hold the coin batteries in their place. If they become loose, it could prevent your coin battery from being properly seated and cause your remote to malfunction.

In rare instances, the fob may be out of alignment with your vehicle because of hardware or software problems. This could cause a significant headache, but you can often fix this by visiting a local dealer or auto locksmith to reprogram your fob. In some cases they may have to reinstall the software in your body control module as well.

Interference

In addition to a dead battery on a coin the key fob could not be able to receive or transmit the signal due to interference. This is possible when the key fob is in proximity to an electronic radio transmitter (cell phones and radar detectors) or another source of electromagnetic radiation. The key fob may not work due to a poor connection with the buttons water damage or damage to the internal chips.

If the key fob has been unable to function for a while out of the blue and you've tried every option at home to resolve it e.g. You might have a damaged 500 receiver module in the event that you've tried replacing the battery, reprogramming, and using a spare key fob. The receiver module is located under the dash and receives the radio frequency signals from the key fob. It converts them into electronic commands that the vehicle interprets.

There is a straightforward method to reset the 500's onboard system including the keyfob. Disconnect the battery for 15 minutes, removing first the negative cable and then the positive cable. Then reconnect the battery. This will eliminate any remaining electricity, and restart the car's computer. This could help you get your key fob working again. If the issue continues, you should seek the advice of an expert technician. They will be able to determine the exact cause of your issue.