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Reasons Your Fiat 500 Key Fob Won't Work

A key fob for the Fiat 500 makes it simple to open doors and start your vehicle. There are many reasons the key fob might stop working. These include a dead battery damage to the receiver module, issues, and interfering.

This listing is for an 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). Includes trunk, lock and unlock buttons.

Dead Coin Battery

The most common reason your 500 key fob doesn't work is a dead battery. Modern key fobs operate with a limited operating range, and should be within just a few feet of the vehicle in order to function. If you're not close to your vehicle and 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, replace the battery of your coin cell (Part number CR2032) with a brand new one from a reputable manufacturer such as 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 It is possible to test it by standing next to your Fiat 500 and pressing the buttons. The car should blink its parking lights and the key fob will operate the lock and unlock switches.

If your key fob isn't working even after replacing the battery, there may be water damage that hinders it from communicating with the module in your vehicle. Water damage can happen in a number of ways, from the slightest splash to submerging your fob in salt water at the beach. If you suspect your fob has been exposed to water, put it in a dry rice bag to draw the moisture back out. If that doesn't work, the fob might require reprogramming by an experienced auto locksmith or dealer.

Water Damage

While the fob comes with rubber seals that keep water from the electronic chip inside and out of the ocean or washing it in a machine can cause water damage. Saltwater is particularly dangerous to the circuit board of the fob which causes it to short out and eventually end up dying. In the event that you let your fob get wet, it's not an ideal choice, but if you drop it in an empty cup of water, or don't remember to remove it from your pants pocket before running the washing machine and you don't have a chance, don't give in.

First take fiat keys replacement The Key Lab off the fob. Clean the electronic chip using isopropyl or a similar product and then dry it completely before replacing the battery. Next check the fob to see if it works. If the key does not function it could need to be programmed again. This is usually done by an auto locksmith or dealer.

If the key is a newer model and has not been programmed to your car It is likely that it needs to be replaced completely. A professional locksmith for automotive can carry out this simple task. The locksmith will require the key cut to match your vehicle's ignition. They'll also have to reprogram the fob to the system of your car. This is a cheap and quick process that could be completed within the same day.

Receiver Module Issues

The 500 key fob you have may not work because it's out of range. The remote typically has a range of 30 feet or 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 begins responding.

If you've replaced your coin battery (commonly known as a "button" or "watch") and your fob doesn't function, it could have an internal circuit board issue. Reprogramming the fob is usually the solution to this issue. You can find the instructions on how to do this on the majority of automobiles by searching YouTube or reading the owner's manual.

You may have to replace the metal retaining clips that hold the coin battery. If they lose tension it can stop your coin battery from being properly seated and cause your remote to malfunction.

In rare instances the fob might become desync'd with your vehicle due to software problems or hardware issues. This issue can be fixed by visiting your local auto-locksmith or dealer to reprogram your key fob. In certain instances it is possible that the software will need to be reinstalled in your body control modules.

Interference

In addition to a dead battery on a coin, the key fob may not be able to transmit or receive the signal due to interference. This could occur if the keyfob is in close proximity to a radio transmitter, like a cell phone or radar detector. Other reasons why the key fob might not function could be due to a weak connection to the buttons or damage to the internal chip, or water damage.

If your key fob suddenly stopped working, or if you have tried everything at home to fix it (e.g. You might have a damaged 500 receiver module If you've tried replacing it with a battery, reprogramming it, or using a spare key fob. The receiver module, which is located beneath the dashboard, receives radio frequency signals from your key fob. Then, it converts them into electronic commands that the vehicle interprets.

Fortunately, there's an easy method of resetting all of the onboard systems in your 500 device, including the key fob. Disconnect the battery 12 volt for approximately 15 minutes by removing the negative cable first then the positive cable. Then reconnect the battery. This will remove any remaining electricity, and allow you to restart the car's computer. This can help get your key fob to work again. If the issue persists, you should seek the advice of an expert technician. They can identify the exact cause of issues.