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Reasons Your Fiat 500 Key Fob Won't Work
A Fiat 500 key fob makes it simple to open doors and start your vehicle. However, there are a variety of reasons why the fob won't be working. This could be due to a dead battery water damage, receiver modules issues, and interference.
This listing is for an NEW replacement Fiat Flip Key Remote that looks like the Ilco brand. It has to be professionally programmed (click here to search for local locksmiths for your vehicle). It comes with lock, unlock and trunk buttons.
Dead Coin Battery
A dead battery is probably the most common cause of your 500 key fob that isn't working. Modern key fobs come with a limited operating range, and must be within some feet of the vehicle in order to function. If you're far away 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 you need to replace the battery of your coin-cell (Part Number CR2032) by a brand new one from a reputable brand such as Panasonic Duracell or Energizer. You can typically find them in 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 500 and pressing the buttons. The parking lights should blink and the key fob should operate the lock and unlock switches.
If the fob's remote doesn't function after replacing the battery, it may have water damage that prevents it from communicating with the receiver module inside your car. Water damage can happen in many ways, such as simply splashing or submerging the key fob in saltwater 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 doesn't work, the fob might need to be reprogrammed by an experienced auto locksmith or by the dealer.
Water Damage
While the fob comes with rubber seals to keep water out of the chip's electronic circuit, submerging it in the ocean or washing it in a machine could cause water damage. Saltwater can cause the circuit board to become shorted and eventually cease to function. It's not the best idea to submerge the fob in water but don't give up even if you accidentally drop the fob in water or fail to remove it from your pocket.
First take the battery off the fob. Clean the electronic chip with isopropyl ethanol or a similar product and dry it thoroughly before replacing the battery. Next try the fob and see if it works. If the key doesn't work, it may have to be programmed again. This is usually handled by a dealer or professional auto locksmith.
If the key you have is older and is not programmed for your vehicle, you will need to replace it completely. A professional locksmith for cars will be able to complete this process. The locksmith will have to cut the key to match the ignition of your vehicle. The locksmith will also have to reprogram the fob into the car's system. It's a simple and affordable process that can usually be completed on the same day.
Receiver Module Issues
The 500 key fob you have may not work because it's out of range. The remote has a range of 30 feet, so should you be too far away from your vehicle it won't respond to your commands. This can easily be resolved by moving it closer to your vehicle until it begins responding.
If you've replaced the battery in your coin (commonly called"button" or "button" or "watch") and your fob still won't work it could be due to an internal circuit board problem. Reprogramming your fob can resolve this issue. You can find the instructions on how to do this for most vehicles by searching YouTube or checking out the owner's manual.
It is possible to replace the metal retaining clips that keep the coin battery in place. If they lose tension, it can stop your coin battery from sitting properly and cause your remote to malfunction.
In rare cases the fob can become out of alignment with your vehicle because of software or hardware problems. You can fix this issue by visiting your local auto-locksmith or dealer to reprogram your key fob. In some cases it is possible that the software will require reinstallation into your body control modules.
Interference
In addition to a dead coin battery The key fob might not be able to receive or transmit an signal due to interference. This can happen when the key fob is close to radio transmitters (cell phones, radar detectors) or another source of electromagnetic radiation. Other reasons why the key fob could not function could be due to a weak connection to the buttons and internal chip or water damage.
If the key fob has suddenly stopped working, in the middle of the night or after trying everything you can at home to fix it e.g. You might have a damaged 500 receiver module If you've tried replacing it with a battery, reprogramming it, or using a spare key fob. The receiver module is situated under the dash and is able to pick up the radio frequency signals from the key fob. It converts them to electronic commands that the vehicle interprets.
There's a quick and easy way to reset the 500's in-board system including the keyfob. Disconnect the 12 volt battery for about 15 minutes, by removing the negative cable first then the positive cable. Reconnect the battery. This will clear out any remaining electrical charge and restart the car's computers, which can help you get your key fob working again. If the issue continues, you should speak with an expert technician. fiat 500 spare key 'll be able determine the root of your issue.