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Reasons Your Fiat 500 Key Fob Won't Work

A key fob with the fiat 500 number is a convenient way to open the doors and start the car. However, there are a variety of reasons the fob could stop working. This could be due to a dead battery and water damage, as well as issues with the receiver module, and interference.

This listing is for a NEW replacement Fiat Flip Key Remote that is similar to the Ilco brand. It has to be professionally programmed (click here to find local locksmiths for automotive locksmiths). fiat car keys comes with trunk, lock and unlock buttons.

Dead Coin Battery

A dead battery is the main cause of your 500 key fob not functioning. Modern key fobs come with a restricted operating range, and must be within some feet of the car to operate. If you're far from your vehicle when you press the key fob button, the car won't be able to respond, and will display a "Key Fob Not Detected" message in the instrument cluster.

If this happens, replace the coin cell battery (Part number CR2032) by a new one from a reputable brand like Panasonic, Duracell, or Energizer. You can usually find them at your local hardware store, or online.

After you've replaced the coin cell battery you can test it by standing in front of your Fiat 500 and pressing the buttons. The car will blink its parking lights and the key fob will operate the lock and unlock buttons.

If your fob's key isn't working even after replacing the battery, it could be water damage that prevents it from interacting with the module in your vehicle. Water damage can occur in a variety of ways, ranging from small splashes to submerging the fob into salt water at the beach. If you suspect that your fob was exposed to water, put it in a bag of rice to draw out the moisture. If this isn't working, you'll require your fob to be reprogrammed either by an auto locksmith or a dealer.

Water Damage

While the fob comes with rubber seals that keep water from the chip's electronic circuit the device, submerging it into 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. The fob getting wet is not an option, but if you drop it into a cup of water or forget to take it out of your pants pocket before running the washing machine, don't give up hope.

Take the battery off first. Before replacing the battery clean the electronic chip with isopropyl or similar products. Next test the fob to check if it functions. If the key doesn't function, it may need to be changed. This is usually done by an auto locksmith or dealer.

If the key is older and has never been programmed to your car it is likely to need to be replaced completely. A professional locksmith for cars can complete this simple process. The locksmith will require the key cut to match the car's ignition. The locksmith also needs to reprogram your fob into the car's system. This is a low-cost and quick procedure that can be completed on the same day.

Receiver Module Issues

One of the most common reasons your 500 key fob won't be functioning is that it's out of range. The remote has a range of 30 feet, so in the event that you are far from your car it will not respond to your commands. This can be fixed by moving closer to your vehicle until it begins responding.

If your fob doesn't work after you replace the coin battery, also known as a "button", "watch" or "button" or "button", it may be due to a malfunction on the internal circuit board. In most cases, reprogramming the fob will fix the issue. You can find the instructions on how to do this for all automobiles by searching YouTube or consulting the owner's manual.

It's possible that you need to replace the metal clips that keep the coin battery in place. If they loose tension, it could prevent the coin battery from being properly seated and could cause the remote to malfunction.

In rare instances, the fob may be out of alignment with your vehicle because of hardware or software problems. This can be a major problem, but you can usually fix it by visiting a local dealer or auto locksmith to reprogram your fob. In some instances it may be necessary to install the software again in your body control module too.

Interference

Interference can also cause the key fob to not be able to receive or transmit an signal. This could occur if the key fob is in close proximity to a radio transmitter such as a cell phone or radar detector. Other reasons the key fob might not function include a weak connection to the buttons or damage to the internal chip, or water damage.

If the key fob has suddenly stopped working, suddenly and you've tried every option at home to solve it e.g. You may have a faulty 500 receiver module If you've tried replacing it with a battery, reprogramming it, or using an alternative key fob. The receiver module is situated under the dash and picks up the radio frequency signals from the key fob. It converts them to electronic commands that the vehicle interprets.





There is a simple way to reset the 500's on-board system, including the keyfob. Disconnect the battery 12 volt for approximately 15 minutes by taking off the negative cable first then the positive cable. Reconnect the battery. This will clear out any remaining electricity and then restart the car's computer system, which can help get your key fob working again. If the issue continues it is recommended that you consult a certified technician. They'll be able to diagnose the exact cause of your problems.