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Reasons Your Fiat 500 Key Fob Won't Work

A key fob from Fiat 500 makes it simple to open doors and start your vehicle. There are many reasons why the fob won't work. These include a dead coin battery, damaged receiver module, water damage problems, and interference.

This listing is for a NEW replacement Fiat Flip Key Remote - like the Ilco brand that needs to be programmed professionally by a local locksmith (click here to search for a Locksmith Search). It includes lock, unlock, and trunk buttons.

Dead Coin Battery

A dead battery is the most common cause of your 500 key fob being inoperative. Key fobs of today have limited operating range and must be within a few inches of the vehicle in order to function. If you are not within your car and press the keyfob button, it will not respond, and display the message "Key Fob Not Detected".

If this happens, simply replace the coin cell battery (Part number CR2032) with a fresh one from a reliable brand such as Panasonic, Duracell, or Energizer. You can typically 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 near your Fiat 500 and pressing the buttons. The parking lights should light up and the key fob will operate the lock and unlock switches.

If your fob's key does not work after replacing the battery, there could be water damage that has prevented it from interacting with the module inside your vehicle. Water damage can occur in many ways, including an easy splash or submerging your key fob in saltwater at the beach. If you suspect your fob was exposed to water, you can try placing it in a dry rice bag to draw the moisture back out. If that doesn't work your fob will probably need to be reprogrammed by an experienced auto locksmith or the 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 could cause water damage. Saltwater is especially dangerous to the fob's circuit board that can cause it to short out and eventually end up dying. It's not a good idea 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 pocket.

First, remove the battery from the fob. Clean the electronic chip with isopropyl alcohol or another similar product and dry it completely before replacing the battery. Check the fob to verify if it's functioning. If the key doesn't function then it might need to be programmed again. This is usually done by an auto locksmith or dealer.

If your key is older and has not been programmed for your car it is necessary to replace it completely. This is a simple process which can be accomplished by a professional automotive locksmith. The locksmith will require the key cut to match the car's ignition.  fiat 500 key replacement cost 'll also have to reprogram the fob for your car's system. This is an affordable and quick process that can be completed within the same day.

Receiver Module Issues

Your 500 key fob might stop working because it is out of range. The remote usually has a range of 30 feet or less and if it's far away from your car it won't respond to your commands. It's easy to solve this problem by moving the remote closer to your vehicle until it responds.

If you've replaced the battery on your coin (commonly called a "button" or "watch") and the fob won't work it could be due to an internal circuit board issue. In most cases, reprogramming the fob can resolve the issue. The instructions are available for most vehicles on YouTube or in the owner's guide.

You may need to replace the metal clips that hold the battery of your coin in place. If they lose tension, it could prevent the coin battery from being seated properly and result in the malfunction of your remote.

In rare instances, the fob may be out of the vehicle's sync because of hardware or software problems. This can cause a major trouble, but you could usually resolve this issue by visiting an auto locksmith to have them reprogram your fob. In certain situations they might need to reinstall the software on your body control module as well.

Interference

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

If your key fob suddenly stopped working, or if you have tried everything at home to resolve it (e.g. You might have a damaged 500 receiver module in the event that you've tried replacing the battery, reprogramming, and using a spare key fob. The receiver module, located beneath the dashboard, detects radio frequency signals from your key fob. It converts the signals into electronic commands that are then read by the vehicle.

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