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Reasons Your Fiat 500 Key Fob Won't Work
A key fob with the fiat 500 number is a convenient method to unlock the doors and start the car. However, there are numerous reasons why the fob won't be functioning. This includes a dead coin-battery water damage, receiver modules issues, and interference.
This listing is for a NEW replacement Fiat Flip Key Remote - an exact replica of the Ilco brand that must be programmed professionally by a local automotive locksmith (click here for Locksmith Search). 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 have a limited range of operation and must be within just a few inches of the vehicle in order to work. If you're far away from your vehicle, and you press the key fob button, the car won't respond, and will display an "Key Fob Not Detected" message in the instrument cluster.
If this occurs If this happens, replace the battery in the coin-cell (Part Number CR2032) with a new battery of a trusted brand such as Panasonic Duracell or Energizer. They are typically available in your local hardware store or online.
After you've replaced the battery of your coin cell It is possible to test it by standing near your Fiat 500 and pressing the buttons. The car should blink its parking lights, and the key fob should be able to operate the lock and unlock switches.
If the key fob doesn't work after replacing the battery, it might be damaged by water that blocks it from connecting to the receiver module inside your car. Water damage can occur in a variety of ways, ranging from small splashes to submerging your fob in salt water at the beach. If you suspect that your fob was exposed to water, place it in a rice bag 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
Although the fob is equipped with rubber seals to keep water out of the chip's electronic circuit it, submerging it in the ocean or washing it in a machine can cause water damage. Saltwater is particularly dangerous to the fob's circuit board that can cause it to short out and eventually end up dying. In the event that you let your fob get wet, it's not an ideal choice but if you accidentally drop it in a cup of water or do not remember to remove it from your pants pocket prior to running the washing machine do not give up hope.
Take the battery off first. Clean the electronic chip using isopropyl or a similar product and dry it thoroughly before replacing the battery. Then check the fob to check if it functions. If the key doesn't function, it may need to be reprogrammed. This is usually handled by an auto locksmith or dealer.
If the key is older and hasn't been programmed to your car It will most likely need to be replaced completely. A professional locksmith in the automotive industry can carry out this simple task. The locksmith will require the key to be cut to match your car's ignition. The locksmith also needs to reprogram the fob into the vehicle's system. This is a low-cost and quick process that can be completed on the same day.
Receiver Module Issues
One of the most common reasons why your 500 key fob might stop working is because it's out of range. The remote's range is of 30 feet. So when you're too far away from your vehicle it won't be able to respond to your commands. This can be easily fixed by moving it closer to your vehicle until it starts responding.
If you've replaced the battery on your coin (commonly called a "button" or "watch") and the fob isn't working it could be due to an internal circuit board problem. Reprogramming your fob can resolve this problem. You can find the instructions for the majority of vehicles on YouTube or in the owner's guide.
It could be necessary to replace the metal clips that hold the coin batteries in the correct position. If they become loose, it can prevent your coin battery from being properly seated, causing your remote to malfunction.
In rare cases the fob may be out of connection with your vehicle as a result of hardware or software problems. This issue can be fixed by visiting your local auto-locksmith or dealer to reprogram your key fob. In certain instances, they may need to reinstall the program in your body control module, as well.
Interference
In addition to a dead coin battery the key fob could not be receiving or transmitting the signal due to interference. This could happen if the key fob is in proximity to a radio transmitter (cell phones, radar detectors) or another source of electromagnetic radiation. The key fob could not work because of a problem with the buttons, water damage or damage to the internal chips.
If the key fob has been unable to function for a while out of the blue and you've tried everything you can do at home to resolve it e.g. replacing the battery, reprogramming it and using the spare key fob, you might have a faulty receiver module on your 500. The receiver module, located beneath the dashboard, is able to pick up radio frequency signals from your key fob. It converts them into 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 fiat 500 key fob replacement for 15 minutes by taking off first the negative cable and then the positive cable. Then, reconnect the battery. This will get rid of any remaining electricity and then restart the car's computers, which could help the key fob to function again. If the problem persists you should seek out an expert technician. They will be able to determine the exact cause of your problem.
