Reasons Your Fiat 500 Key Fob Won't WorkA fiat spare key; https://trade-britanica.Trade/wiki/11_Faux_Pas_That_Are_Actually_Okay_To_Create_Using_Your_Fiat_500_Keys, 500 key fob is a convenient method to open the doors and begin the car key cover fiat 500. There are many reasons the fob could stop working. These include a dead coin battery, damage to the receiver module, water issues, and interfering.
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Dead Coin Battery
The most frequent reason why your 500 key fob won't work is a dead battery. Modern key fobs have a limited range of operation, and must be within some feet of the car to operate. If you're far from your vehicle and you hit the keyfob, it will not respond and display the message "Key Fob Not Detected".
If this occurs then replace the battery for your coin-cell (Part Number CR2032) by a fresh one of a reputable brand such as Panasonic Duracell or Energizer. They are available at your local hardware store, or online.
After you've replaced the battery of your coin cell It is possible to test it by standing next to your Fiat 500 and pressing the buttons. The parking lights should light up and the key fob should operate the lock and unlock switches.
If the fob's key doesn't work after replacing the battery, it might be damaged by water, which prevents it from connecting to the receiver module in your car. Water damage can happen in a variety of ways, from a light splash to submerging your fob in salt water at the beach. If you suspect that your fob was exposed to water, you can place it in a rice bag to draw out the moisture. If this doesn't work, the fob might need to be reset by a professional auto locksmith or by the dealer.
Water Damage
Water damage can occur when you immerse the fob into the ocean or wash it in a washer. Saltwater poses a particular risk to the circuit board of the fob and can cause it to short out and eventually end up dying. Getting the fob wet is not a good idea but if you accidentally drop it into the water in a cup or don't remember to take it out of your pocket before you run the washer and you don't have a chance, don't give in.
First, remove the battery. Clean the electronic chip with isopropyl ethanol or a similar product and dry it thoroughly before replacing the battery. Test the fob afterward how to program fiat 500 key fob see if it is working. If the fob doesn't work, it may need to be changed. This is usually handled by a dealer or professional auto locksmith.
If your key is old and is not programmed to work with your vehicle You will need to replace it completely. This is a simple process that can be carried out by a professional locksmith for automotive use. The locksmith will need to cut the key to match the ignition of your car. They'll also need to reprogram the fob in your car's system. This is a cheap and quick procedure that can be completed the same day.
Receiver Module Issues
The 500 key fob could not function because it's out of range. The remote typically has an operating range of 30 feet or less, and if it's too far from your vehicle, it will not respond to your commands. You can solve this issue by moving the remote closer to your vehicle until it responds.
If you've replaced your coin battery (commonly known as a "button" or "watch") and the fob won't work It could be because of an internal circuit board problem. Reprogramming your fob can resolve this issue. You can find directions on how to open fiat 500 without key to do this for the majority of vehicles by searching YouTube or reading the owner's manual.
You may have to replace the metal clips that hold the coin battery. If they lose tension it may prevent your battery from being properly seated and cause your remote to malfunction.
In rare cases the fob could be disconnected from your vehicle due to software problems or hardware issues. You can fix this issue by visiting your local auto-locksmith or dealer to reprogram your key fob. In some instances the software may need to be reinstalled in your body control modules.
Interference
In addition to a dead coin battery The key fob may not be able to transmit or receive an signal due to interference. This is possible when the key fob is close to radio transmitters (cell phones or radar detectors) or any other source of electromagnetic radiation. Other reasons the key fob might not work could be due to a weak connection to the buttons, damage to the internal chip, or water damage.
If your key fob suddenly stopped working, or you've tried everything at home to solve the issue (e.g. It could be a defective 500 receiver module in the event that you've tried replacing the battery, reprogramming or using a spare key fob. The receiver module is located under the dash, and it picks up the radio frequency signals from the key fob. It converts the signals into electronic commands which are then read by the vehicle.
There's a quick and easy way to reset the 500's internal system, including the keyfob. Disconnect the battery for 15 minutes by taking off first the negative cable and then the positive cable. Reconnect the battery. This will eliminate any remaining electrical charge, and then restart the computer of your car. This can help get your key fob to function again. If the issue continues, you should speak with an expert technician. They can identify the exact cause of any issues.