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Reasons Your Fiat 500 Key Fob Won't Work
A key fob from Fiat 500 is a convenient way to open the doors and begin the car. There are a myriad of reasons the fob could stop working. This includes a dead battery or water damage, problems with receiver modules, as well as interference.
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Dead Coin Battery
The most frequent reason that your 500 key fob won't work is an inactive battery. Modern key fobs operate with a limited operating range, and must be within just a few feet of the vehicle to function. If you are far from your vehicle and 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 occurs, replace the coin-cell battery (Part Number CR2032) by a new one of a trusted brand like Panasonic Duracell or Energizer. You can find them at your local hardware store or on the internet.
After you've changed the battery on the coin cell, you can test it by standing close to your Fiat 500 and pressing the buttons. The car will blink its parking lights, and the key fob should work the lock and unlock buttons.
If the fob's key doesn't function after replacing the battery, it may have water damage that stops it from connecting to the receiver module inside your car. Water damage can occur in many ways, such as simply splashing or submerging the key fob into saltwater at the beach. If you suspect that your fob has been exposed to water, put it in a rice bag to draw out the moisture. If this doesn't work, you will need to have your fob changed by an auto locksmith or a dealer.
Water Damage
While the fob has some rubber seals that keep water from the chip's electronic circuit it, submerging it in the ocean or washing it in a machine can cause water damage. Saltwater can cause the circuit board to become shorted and eventually fail. Getting the fob wet is not an ideal idea, but if you drop it into the water in a cup or fail to remove it from your pants pocket prior to running the washer, don't give up hope.
First, remove the battery from the fob. Before replacing the battery clean the electronic chip with isopropyl or a similar product. Then test the fob to check if it functions. If the key doesn't function it could need to be reset. This is usually done by an auto locksmith or dealer.
If the key you have is older and is not programmed to work with your vehicle You will need to replace it completely. A professional locksmith for cars can complete this simple process. The locksmith needs to cut the key to match the ignition of your vehicle. The locksmith also needs to program your fob into the car's system. This is an affordable and quick procedure that can be completed in the same day.
Receiver Module Issues
One of the simplest reasons why your 500 key fob won't be working is that it's simply out of range. The remote has a maximum range of 30 feet. Therefore, when you're too far away from your vehicle it will not respond to your commands. This can be fixed by moving it closer to your vehicle until it starts responding.
If you've replaced the battery in your coin (commonly known as a "button" or "watch") and your fob still won't work, it could have an internal circuit board issue. Reprogramming the fob typically resolves the issue. You can find the steps for most vehicles on YouTube or in the owner's guide.
It's possible that you need to replace the metal retaining clips that hold the coin battery. If they lose tension they could stop the coin battery from being properly seated and can cause your remote to malfunction.
In rare instances, the fob may be out of connection with your vehicle as a result of hardware or software issues. This could cause a significant trouble, but you could usually resolve this issue by visiting an auto locksmith to have them reprogram your fob. In certain situations they might need to install the software again in your body control module, too.
Interference
Interference can also cause the key fob to be unable to receive or transmit the signal. This could occur if the key fob is in close proximity to a radio transmitter, like a cell phone or radar detector. fiat 500 duplicate key could not work due to a bad connection to the buttons water damage or damage to the internal chips.
If the key fob has suddenly stopped working, without notice 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, or using an alternative key fob. The receiver module, located under the dashboard, detects radio frequency signals from your key fob. It converts the signals into electronic commands, which are then processed by the vehicle.
There is a straightforward method to reset the 500's internal system, including the keyfob. Disconnect the battery for 15 minutes by removing first the negative cable and then the positive cable. Reconnect the battery. This will eliminate any remaining electrical charge, and then restart the car's computer. This will help you get your key fob to work again. If the problem persists you should seek the advice of an expert technician. They'll be able identify the root cause of your issues.