Reasons Your fiat 500x key Fob Programming 500 Key Fob Won't Work

A key fob for the fiat panda replacement key 500 is a handy way to unlock the doors and start the car. There are a variety of reasons why the key fob might stop working. This could be due to a dead coin battery, damage to the receiver module, water issues, or 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 locksmiths in the automotive industry). It comes with lock, unlock and trunk buttons.

Dead Coin Battery

A dead battery is the most common reason for your 500 key fob not functioning. Modern key fobs come with a limited operating range, and must be within only a few feet from the vehicle in order to function. If you're not close to your vehicle, and you press the key fob button, the car won't respond, and will display an "Key Fob Not Detected" message in the instrument cluster.

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

After you've changed the battery on the coin cell 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 buttons.

If your fob's key isn't working even after replacing the battery, it may be water damage which has prevented it from interacting with the module inside your vehicle. Water damage can occur in many ways, including the simple splash or submerging the key fob into saltwater at the beach. If you suspect that your fob was exposed to water, you can place it in a rice bag to draw out the moisture. If this fails, you'll have to get your fob replaced by an auto locksmith or dealer.

Water Damage

While the fob comes with rubber seals to keep water out of the chip's electronic circuit and out of the ocean or washing it in a machine can cause water damage. Saltwater can cause the circuit board to short, and eventually die. It's not the best idea to get the fob wet however, but don't give it up if you accidentally drop it in water or forget to remove it from your pants pocket.

Remove the battery first. Before replacing the battery clean the electronic chip using isopropyl or similar products. Next test the fob to see if it works. If the key doesn't function it could need to be reset. This is usually handled by an auto locksmith or dealer.

If the key you have is older and has not been programmed for your vehicle it is necessary to replace it completely. This is a simple procedure that can be handled by a professional automotive locksmith. The locksmith will have to cut the key to match the ignition of your vehicle. The locksmith will also have to reprogram your fob into the vehicle's system. This is a cheap and fast process that can be completed within the same day.

Receiver Module Issues

One of the main reasons your 500 key fob could stop working is that it's simply out of range. The remote typically 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. This can be fixed by moving it closer to your vehicle until it begins responding.

If your fob won't work after you replace the battery in the coin, also known as a "button", "watch" or "button" it may be due to a malfunction on the circuit board inside. In the majority of cases, reprogramming your fob will resolve this issue. The instructions are available for the majority of vehicles on YouTube or in the owner's manual.

You may have to replace the metal clips that keep the coin battery. If they loose tension, it may prevent your battery from sitting properly and cause your remote to malfunction.

In rare instances, fiat 500X key fob programming the fob might be out of the vehicle's sync because of hardware or software issues. You can fix this problem by visiting your local dealer or auto-locksmith to reprogram your key fob. In certain situations, they may need 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 receiving or transmitting an signal due to interference. This could happen when the keyfob is located in close proximity to a radio transmitter like a cell phone or radar detector. The key fob could not function because of a weak connection with the buttons or water damage, or damage to the internal chips.

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, it could have a faulty receiver module on your 500. The receiver module is situated under the dash, and it picks up the radio frequency signals from the key fob. It transforms the signals into electronic commands that are then translated by the vehicle.

There's a simple method to reset the 500's onboard system, including the keyfob. Disconnect the battery of 12 volts for about 15 minutes, by disconnecting the negative cable first then the positive cable. Then, reconnect the battery. This will clear out any remaining electricity and restart the car's computers. This could help get your key fob working again. If the issue continues you should speak with a certified technician. They will be able to identify the root cause of any issues.