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Reasons Your Fiat 500 Key Fob Won't Work

A key fob for the Fiat Tipo Key 500 makes it easy to open doors and start your vehicle. There are many reasons the fob may stop working. This could be due to a dead battery, water damage, problems with the receiver modules, and interference.

This listing is for a NEW replacement Fiat Flip Key Remote that looks like the Ilco brand. It needs to be professionally programmed (click here to search for local locksmiths for your vehicle). This remote includes lock, unlock and trunk buttons.

Dead Coin Battery

A dead battery is the main cause of your 500 key fob being inoperative. Modern key fobs come with a restricted operating range, and must be within just a few feet of the vehicle in order to function. If you're not close to your vehicle, and you press the key fob button the car will not 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 reliable brand, such as Panasonic Duracell or Energizer. They can be found in your local hardware store or on the internet.

After you've replaced the coin cell battery It is possible to test it by standing close to your fiat punto key replacement 500 and pressing the buttons. The parking lights should blink and the key fob will operate the lock and unlock switch.

If the fob's key doesn't work after replacing the battery, it might have water damage that stops it from communicating with the receiver module in your car. Water damage can occur in many ways, including a simple splash or submerging the key fob in saltwater at the beach. If you suspect that your fob was exposed to water, you can place it in a bag of rice to draw out the moisture. If this doesn't work, your fob will probably need to be reset by an experienced auto locksmith or by the dealer.

Water Damage

Water damage can occur when you submerge the fob in the ocean or wash it in a machine. Saltwater can cause the circuit board to short, and eventually cease to function. In the event that you let your fob get wet, it's not an ideal idea but if you drop it in a glass of water or don't remember to take it out of your pocket before you run the washing machine do not give up hope.

First take the battery off the fob. Before replacing the battery, clean the electronic chip with isopropyl or similar products. Then, test the fob to verify if it is working. If the key isn't working then it might need to be reset. This is usually done by a professional or dealer auto locksmith.

If your key is old and is not programmed for your car You will need to replace it completely. This is an easy process which can be accomplished by a professional automotive locksmith. The locksmith will require the key cut to match your car's ignition. They'll also have to reprogram the fob for the car's system. This is a quick and cost-effective process that can usually be completed the same day.

Receiver Module Issues

Your 500 key fob might be inoperable because it's out of range. The remote usually has a range of 30 feet or less, and if it's too far away from your car it will not respond to your commands. You can fix this by moving the remote closer to your car until it responds.

If you've replaced your coin battery (commonly known as a "button" or "watch") and the fob isn't working It could be because of an internal circuit board issue. In most cases, reprogramming the fob will solve the issue. You can find the instructions on how to do this for the majority of automobiles by searching YouTube or looking through the owner's manual.

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

In rare cases the fob could be desync'd with your vehicle due to software or hardware issues. This could be a huge trouble, but you could usually fix it by visiting an auto locksmith to have them reprogram your fob. In some cases the software may require reinstallation in your body control modules.

Interference

Interference can also cause the key fob to be unable to receive or transmit a signal. This may happen if the keyfob's location is in close proximity to a radio transmitter like a cellphone or radar detector. Other reasons why the key fob could not function could be due to a weak connection to the buttons or damage to the internal chip, Fiat Tipo Key or water damage.

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

Luckily, there is an easy method to reset all of the on-board systems in your 500 and include the key fob. Disconnect the battery for 15 minutes, removing first the negative cable and then the positive cable. Reconnect the battery. This will eliminate any remaining electricity, and restart the computer in your car. This can help get your key fob to work again. If the problem persists, you should consult an expert certified technician. They will be able to diagnose the exact cause of your problem.