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Reasons Your Fiat 500 Key Fob Won't Work

A key fob with the fiat key programmer 500 number is a convenient way to unlock the doors and get started the car. There are a variety of reasons why the fob won't work. These include a dead coin battery, damage to the receiver module, water issues, or 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). Includes lock, unlock and trunk buttons.

Dead Coin Battery

A dead battery is the most common reason for your 500 key fob not working. Key fobs of today have only a limited range of operation and must be within a few inches of the vehicle in order to function. If you're far away from your vehicle and press the key fob button, the car won't be able to respond, and will display an "Key Fob Not Detected" message in the instrument cluster.

If this happens, simply replace the battery of your coin cell (Part number CR2032) with a fresh one from a reliable brand like Panasonic, Duracell, or Energizer. They are available at your local hardware store or online.

You can test the coin-cell battery by pressing the buttons while you are standing close to your Fiat Panda key 500. The parking lights should blink and the key fob should operate the lock and unlock switches.

If the key fob won't work after replacing the battery, it might be damaged by water, which prevents it from connecting to the receiver module inside your vehicle. Water damage can happen in many ways, including a simple splash or submerging your key fob in saltwater at the beach. If you suspect that your fob has been exposed to water, put it in a bag of rice to draw out the moisture. If this doesn't work the fob might require reprogramming by a professional auto locksmith or by the dealer.

Water Damage

While the fob comes with rubber seals to keep water from the chip's electronic circuit, submerging it in the ocean or washing it in a machine could cause water damage. Saltwater can cause the circuit board to short and then cease to function. It's not a good thing to soak the fob in water, but don't give it up when you accidentally drop it in water or fail to remove it from your pants pocket.

First, remove the battery. Before replacing the battery, clean the electronic chip using isopropyl or a similar product. Next check the fob to verify if it is working. If the key isn't working it could need to be reprogrammed. This is usually handled by an auto locksmith or dealer.

If your key is old and not programmed for your car then you'll need to replace it completely. This is an easy process that can be carried out by a professional locksmith for automotive use. The locksmith will need the key to be cut to match the car's ignition. They'll also need to reprogram the fob in the system of your car. This is a cheap and quick process that could be completed within the same day.

Receiver Module Issues

Your 500 key fob may be inoperable because it's out of range. The remote usually has an operating range of 30 feet or less, and if it's too far away from your car it will not respond to your commands. It is possible to solve this issue by moving the remote closer to your car until it responds.

If your fob won't work after replacing the battery inside the coin, which is also called a "button", "watch" or "button", it could be due to an issue with the circuit board inside. Reprogramming the fob typically resolves the issue. The instructions are available for most vehicles on YouTube or in the owner's guide.

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

In rare instances, the fob may be out of sync with your vehicle because due to hardware or software issues. It is possible to fix this issue by visiting your local dealer or auto-locksmith to reprogram your key fob. In certain instances, the software may also require reinstallation into your body control modules.

Interference

In addition to a dead battery on a coin The key fob might not be receiving or transmitting a signal due to interference. This could happen when the keyfob is located in close proximity to a radio transmitter, like a cellphone or radar detector. Other reasons the key fob may not function could be due to a weak connection to the buttons or the internal chip or water damage.

If your key fob suddenly stopped working, or you have tried everything at home to resolve it (e.g. You might have a damaged 500 receiver module if you've tried replacing the battery, reprogramming, and using an alternative key fob. The receiver module is situated under the dash and is able to pick up the radio frequency signals from the key fob. It transforms the signals into electronic commands, which are then read by the vehicle.

Fortunately, there's an easy method of resetting all of the on-board systems in your 500 device, including the key fob. Disconnect the battery 12 volt for about 15 minutes by taking off the negative cable first then the positive cable. Then, reconnect the battery. This will erase any remaining electrical charge, and then restart the car's computer. This will help you get your key fob working again. If the issue continues, you should consult an expert technician. They will be able diagnose the exact cause of problems.