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Reasons Your Fiat 500 Key Fob Won't Work

A key fob for Fiat 500 allows you to easily open doors and start your vehicle. There are a myriad of reasons the fob could stop working. This could be due to a dead battery water damage, issues with the receiver module, and interference.

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

Dead Coin Battery

The most frequent reason why your 500 key fob won't work is the battery is dead. Modern key fobs have a very limited range of operation, and must be within only a few feet from the vehicle in order to function. If you are further away from your car and hit the keyfob, it will not respond and display the message "Key Fob Not Detected".

If this happens, simply replace the battery on your coin cell (Part number CR2032) with a new one from a reputable manufacturer such as Panasonic, Duracell, or Energizer. They can be found in your local hardware store or on the internet.

You can test the battery of your coin-cell by pressing the buttons while standing close to your Fiat 500. The parking lights should light up and the key fob will operate the lock and unlock switch.

If the fob's key doesn't function after replacing the battery, it may have water damage that prevents it from connecting to the receiver module inside your vehicle. Water damage can happen in many ways, including an easy splash or submerging the key fob saltwater at the beach. If you suspect that your fob was exposed to water, put it in a rice bag to draw out the moisture. If that doesn't work, your fob is likely to need to be reprogrammed by an experienced auto locksmith or by the dealer.

Water Damage

Although the fob is equipped with rubber seals to keep water from the electronic chip inside it, submerging it in the ocean or washing it in a machine could cause water damage. Saltwater can be particularly harmful to the circuit board of the fob that can cause it to short out and eventually end up dying. The fob getting wet is not an ideal idea, but if you drop it into a cup of water or fail to take it out of your pants pocket before running the washing machine do not give up hope.

Remove the battery first. Before replacing the battery, clean the electronic chip with isopropyl or similar products. Next check the fob to check if it functions. If the fob doesn't function, it may need to be programmed again. This is typically handled by a dealer or professional auto locksmith.

If your key is a bit older and not programmed for your vehicle then you'll need to replace it completely. fiat key replacement for cars can do this job. The locksmith will have to cut the key to match the ignition of your car. They'll also have to reprogram the fob for your car's system. It's a simple and affordable process that is usually completed within the same day.

Receiver Module Issues

Your 500 key fob may stop working because it is out of range. The remote has a maximum range of 30 feet. Therefore, should you be too far from your vehicle it won't be able to 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 coin battery, also called a "button", "watch" or "button", it could be due to a problem with the circuit board inside. In most cases, reprogramming the fob can resolve the issue. There are instructions on how to do this for the majority of automobiles by searching YouTube or consulting the owner's manual.

It could be necessary to replace the clips made of metal that hold the coin batteries in their place. If they become loose, it can stop your coin battery from being properly seated, causing your remote to malfunction.

In rare cases, the fob may become disconnected from your vehicle due to software or hardware issues. You can fix this issue by visiting your local auto-locksmith or dealer to reprogram your key fob. In certain instances it is possible that the software will require reinstallation in your body control modules.

Interference

Interference can also cause the key fob to be unable to receive or transmit signals. This could happen when the keyfob's location is in close proximity to a radio transmitter like a cell phone or radar detector. Other reasons why the key fob might not work include a poor connection to the buttons or damage to the internal chip or water damage.


If your key fob suddenly stopped working, or you've tried everything at home to resolve it (e.g. replacing batteries, reprogramming or using the spare key fob, you could have a malfunctioning receiver module on your 500. 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 that are then interpreted by the vehicle.

Luckily, there is an easy method to reset every single system on board in your 500 and include the key fob. Disconnect the battery for 15 minutes, removing first the negative cable, then the positive cable. Then reconnect the battery. This will eliminate any remaining electricity, and restart the car's computer. This could help you get your key fob to function again. If the issue persists, you should speak with an expert technician. They can identify the root of any problems.

Homepage: https://www.thekeylab.co.uk/fiat-car-keys/