Reasons Your Fiat 500 Key Fob Won't Work

A fiat 500 key fob is a handy way to open the doors and start the car. There are a variety of reasons why the key fob might stop working. This includes a dead battery water damage, problems with receiver modules, as well as interference.

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Dead Coin Battery

The most frequent reason why your 500 key fob doesn't function is the battery is dead. Modern key fobs operate with a limited operating range and should be within some feet of the vehicle in order to function. If you are far from your vehicle when you press the key fob button, the car won't respond and will display a "Key Fob Not Detected" message in the instrument cluster.

If this happens, replace the coin-cell battery (Part Number CR2032) by a new one of a reliable brand, like Panasonic Duracell or Energizer. They are usually available at your local hardware store or online.

After you've replaced the coin cell battery It is possible to test it by standing close to your Fiat car key cutting 500 and pressing the buttons. The parking lights will flash and the key fiat 500 fob will operate the lock and unlock switch.

If the key fob doesn't work after replacing the battery, it might be damaged by water that blocks it from connecting to the receiver module inside your vehicle. Water damage can happen in a number of ways, from a light splash to submerging the fob into salt water at the beach. If you suspect your fob has been exposed to water, try putting it in a dry rice bag to draw the moisture out. If this does not work, you'll need to have the fob reprogrammed either by an auto locksmith or dealer.

Water Damage

The fob does have rubber seals to keep water from the chip's electronic circuit, submerging it in the ocean or washing it in a machine can cause water damage. Saltwater can cause the circuit board to become shorted and eventually die. If you get the fob wet, it's not an ideal choice however, if you drop it in a cup of water or fail to take it out of your pants pocket prior to running the washer Don't give up hope.

Take the battery off first. Before replacing the battery, clean the electronic chip using isopropyl or a similar product. Check the fob again to see if it is working. If the fob doesn't work, it may need to be programmed again. This is usually done by an auto locksmith or dealer.

If the key is more recent and has not been programmed to your vehicle It is likely that it needs to be replaced completely. This is an easy process that can be handled by a professional automotive locksmith. The locksmith must cut the key to match the ignition on your vehicle. 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 in the same day.

Receiver Module Issues

The 500 key fob you have may not work because it's out of range. The remote usually has 30 feet of range or fiat Car key cutting less, and if it's too far from your vehicle, it won't respond to your commands. This can be easily fixed by moving it closer to your vehicle until it starts responding.

If your fob doesn't work after replacing the coin battery, also called a "button", "watch" or "button" or "button", it could be due to a problem with the circuit board inside. Reprogramming the fob is usually the solution to this problem. You can find directions on how to do this for most automobiles by searching YouTube or reading the owner's manual.

It could be necessary to replace the metal clips that hold the coin batteries in place. If they lose tension it could hinder the battery from being properly seated and could cause your remote to malfunction.

In rare cases the fob could be out of connection with your vehicle as a result due to hardware or software issues. It is possible to fix this issue by visiting your local auto-locksmith or dealer to reprogram your key fob. In some cases, the software may also require reinstallation in your body control modules.

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 can occur when the keyfob is located in close proximity to a radio transmitter, like a cellphone or radar detector. Other reasons why the key fob might not work include a poor connection to the buttons or 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 it and using the spare key fob, you might have a malfunctioning receiver module on your 500. 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 by taking off first the negative cable, then the positive cable. Reconnect the battery. This will clear any residual electrical charge, and then restart the car's computer. This can help you get your key fob to work again. If the issue continues it is recommended that you consult a certified technician. They can identify the root cause of your issue.