Reasons Your Fiat 500 Key Fob Won't Work

A key fob with the fiat key 500 number is a great way to open the doors and begin the car. However, there are many reasons why the key fob might stop functioning. It could be due to a dead battery, damage to the receiver module, issues, and interfering.

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

Dead Coin Battery

The most frequent reason that your 500 key fob doesn't function is due to a dead battery. Modern key fobs offer only a limited range of operation and must be within just a few inches of the vehicle in order to work. If you're not close to your vehicle when you press the key fob button the car will not respond, and will display a "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 new one from a reliable brand such as Panasonic, Duracell, or Energizer. They are usually available at your local hardware store, or online.

After you've replaced the battery of your coin cell You can test it by standing next to your fiat panda key fob replacement (Recommended Browsing) 500 and pressing the buttons. The car will blink its parking lights, and the key fob should operate the lock and unlock switches.

If the key fob won't function after replacing the battery, it may have water damage that prevents it from connecting to the receiver module in your car. Water damage can occur through a variety of methods, including a simple splash or submerging the key fob into 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 that doesn't work the fob might need to be reprogrammed by a professional auto locksmith or by the dealer.

Water Damage

The fob does have rubber seals to keep water out of the electronic chip inside and out of 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 idea to let the fob get wet, but don't give it up if you accidentally drop it in water or forget to take it out of your pants pocket.

Take the battery off first. Clean the electronic chip using isopropyl alcohol or another similar product and then dry it completely before replacing the battery. Next check the fob to verify if it is working. If the fob doesn't work, it may have to be reset. This is usually handled by an auto locksmith or dealer.

If your key is a bit older and has not been programmed to work with your vehicle You will need to replace it completely. A professional locksmith in the automotive industry can do this job. The locksmith must cut the key to match the ignition on your vehicle. They'll also need to reprogram the fob in the system of your car. This is a simple and inexpensive process that is usually completed on the next day.

Receiver Module Issues

The 500 key fob you have may be inoperable because it's out of range. The remote has a maximum range of 30 feet, which means if you are too far from your vehicle, it won't respond to your commands. You can fix this by moving the remote closer to your vehicle until it responds.

If you've replaced the coin battery (commonly known as a "button" or "watch") and the fob won't work, it could have an internal circuit board issue. Reprogramming the fob usually resolves this issue. You can find the procedure for the majority of vehicles on YouTube or in the owner's guide.

It is possible to replace the metal retaining clips that keep the coin battery. If they loose tension, it could prevent the battery from sitting properly and result in the malfunction of your remote.

In rare instances, the fob may become desync'd with your vehicle due to software problems or hardware issues. You can fix this issue by visiting your local dealer or auto-locksmith to reprogram your key fob. In certain situations, they may need to install the software again in your body control module as well.

Interference

In addition to a dead coin battery The key fob might not be able to receive or transmit signals due to interference. This could occur if the keyfob is located in close proximity to a radio transmitter like a cellphone or radar detector. The key fob could not function because of a weak connection with the buttons, water damage or damage to the internal chips.

If your key fob suddenly stopped working, or you've tried everything at home to solve the issue (e.g. battery replacement, reprogramming and using the spare key fob, it could have a damaged receiver module on your 500. The receiver module is located under the dash and picks up the radio frequency signals from the key fob. It transforms the signals into electronic commands which are then translated by the vehicle.

Luckily, there is an easy method to reset all of the on-board systems in your 500 keys, including the key fob. Disconnect the 12 volt battery for about 15 minutes by removing the negative cable first then the positive cable. Reconnect the battery. This will remove any remaining electricity and then restart the car's computers, which could help get your key fob working again. If the issue persists you should seek out a certified technician. They will be able to identify the root cause of your issue.